Optoisolation Board - Freescale Semiconductor
Contents
1. Freescale Semiconductor Inc Schematics and Parts List In the detail level schematics signals also get CB or _PS adders to indicate which connector they are coming from For example the signal identified as Temp sense in high level schematic Figure 4 1 appears on the left hand side of Figure 4 6 as Temp sense PS The PS adder indicates that the signal Temp sense at the input to U500A comes from output connector J1 Similarly Temp sense CB on the right hand side of Figure 4 6 indicates that a connection is made to input connector J2 4 3 Schematics The schematics for the optoisolation board appear on the following pages User s Manual Optoisolation Board 24 Schematics and Parts List MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Connect to PS Power Stage Opto Isolation Barrier 1 BEMF_sense_A PS i BEMF sense A BEMF sense BPS i BEMF sense B CI BEMF sense C PS i BEMF sense C CH Ji 3 3V_A_CB GNDA_CB J2 BEMF_sense_C 40 BEMF_sense_B 39 40 BEMF_sense_A 38 39 Shielding 37 Zerocross CPS i Zero cross C CB Zero cross C 36 Zero cross B PS i Zero cross B CB Zero cross B 35 Zero cross A PS 1 Zero cross A CB Zero cross A 34 PFC Z C PS PFCZC CB PFC z c 33 i PFC_inhibit 32 45V D PS H 5V_D_CB PFC PWM 31 GND PS GND CB Serial Con 30 Breake contr2. BEMF sense C BEMF sense B BEMF sense A Shielding Zero cross C Zero cross B Zero cross A PFC z c PFC inhibit PFC PWM Serial Con Breake control Shielding Aux DIG IO CB Temp sense I sense C I sense B I sense A I sense DCB V sense DCB 15V A CB 15V A CB GNDA CB i GNDA CB 3 3V A CB 5V D CB 5V D CB GND_CB GND_CB PWM_CB Sheilding PWM_CT Sheilding PWM_BB Sheilding PWM BT Sheilding PWM AB Sheilding PWM AT JP1 CON 2screws BreadBoard 12 15V DC 8 12V AC BE Power Jack For More Information On This Product Go to www freescale com Freescale Semiconductor Inc 45V D PS 5V D CB 5V D CB U600B Reo O 150600 MC74HCT14AD PWM ATPS __ GND PS HCPL J454 300 m D PS 480601 PWM_AB PS GND PS HCPL J454 300 DPS 480602 5V D CB GND CB U601C 74HCTOOAD GND_CB PWM BT PS L__ U600C MC74HCT14AD GND PS HCPL J454 300 D PS 1506038 45V D CB U600F MC74HCT14AD GND_CB U602A 74HCTOOAD ND_P GND_ S AGPL J454 300 D PS 150604 5V D CB U600E MC74HCT14AD GND_CB U602B 74HCTOOAD GND_CB PWMCTPS 3 GND PS HCPL J454 300 D PS 480605 U600D MC74HCT14AD U602C PWM CB PS 4HCTOOAD ___ IPwMcBCB GND_PS HCPL J454 300 5V_ D PS 10uF 6 3V 5V_D_PS C605 Cap s placed GND PS 10nF close to IC s GND CB GND PS Figure 4 2 Control Board to Power Stage Digital S
3. These connectors are located immediately above 40 pin connector J2 on the right side of the optoisolation board The 12 volt power supply should be rated for at least 1 amp Apply power first to the optoisolation board and then to the power stage Note that the optoisolation board powers the control board and that the optoisolation board is not fully powered until power is applied to the power stage Optoisolation Board 12 Introduction and Setup MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Introduction and Setup Setup Guide STANDOFFS e e e e 40 PIN e 3 RIBBON CABLE p H2 Vdc CONTROLLER 40 PIN POWER STAGE OPTOISOLATOR RIBBON CABLE J1 e J2 e e e e UV UV UV STANDOFFS HIGH VOLTAGE MOTOR SUPPLY Optoisolation Board Figure 1 3 Optoisolation Board Setup User s Manual MOTOROLA Introduction and Setup For More Information On This Product Go to www freescale com 13 Freescale Semiconductor Inc Introduction and Setup Users Manual Optoisolation Board 14 Introduction and Setup MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc User s Manual Optoisolation Board 2 1 Contents 2 2 Introduction Optoisolation Board Section 2 Operational Description 2 iris zic roca p Y TSE SE DADE SS A53 GER 15 2 3 Electrical Characte
4. 1 Signal Descriptions Sheet 1 of 3 Pin Signal Name Description No PWM AT is the gate drive signal for the top half bridge of phase A A logic high at 1 PWM AT input connector J2 produces a logic high at output connector J1 which turns the power stage s phase A top switch on AE Pin 2 is connected to an unused wire that helps prevent cross talk between 2 Shielding adjacent signals PWM AB is the gate drive signal for the bottom half bridge of phase A A logic high 3 PWM AB at input connector J2 produces a logic high at output connector J1 which turns the power stage s phase A bottom switch on uai Pin 4 is connected to an unused wire that helps prevent cross talk between 4 Shielding adjacent signals PWM BT is the gate drive signal for the top half bridge of phase B A logic high at 5 PWM BT input connector J2 produces a logic high at output connector J1 which turns the power stage s phase B top switch on AR Pin 6 is connected to an unused wire that helps prevent cross talk between 6 Shielding adjacent signals PWM BB is the gate drive signal for the bottom half bridge of phase B A logic high 7 PWM BB at input connector J2 produces a logic high at output connector J1 which turns the power stage s phase B bottom switch on TR Pin 8 is connected to an unused wire that helps prevent cross talk between 8 Shielding adjacent signals PWM CT is the gate drive signal for the top half bridge of phase C A logic high at
5. 4 BEMF sense C CB GNDA PS O 15V A PS 15V A PS 3 3V A CB HCNR2014300 10 15V_A_PS GNDA_PS GNDA_CB GNDA_PS 220nF 220nF 220nF GNDA IPS 15V A PS 15V A PS Figure 4 7 Analog Back EMF Signals For More Information On This Product Go to www freescale com Freescale Semiconductor Inc 5v_D PS Serid_con_PS GND_PS R800 1 8k U300D MC74HCT14AD ISO800 Cathode HCPL J454 300 ISO801 HCPL J454 300 Figure 4 8 Identification Block Serid con CB U201F MC74HCT14AD PA3 PA4 PAS PB7 PB6 PB5 R804 R805 R806 R807 10k 45V D CB 45V D CB C801 C800 10k 10uF 6 3V 10k 10k 10nF GND CB 45V D CB O DEFAULT SETTINGS FOR OPTOBOARD 0 PBO 1 PB1 2 PB2 3 PB3 4 PB4 5 PBS 6 PB6 7 PB7 DL er I L GND CB Coding bit For More Information On This Product Go to www freescale com Ext V Ex V Freescale Semiconductor Inc D700 MBRO0540T1 D701 C703 C701 MBRO0540T1 E 00F 10uF 6 3V 7 5v_D CB R700 D702 D705 MBRO530T1 MBRO540T1 470 os TEF2011 MBROS4011 El Vin Vout 7 3 3v_A CB E IG 6 C710 10uF 6 3V LED C706 C707 Lo 15V A CB GND CB 6759 Lo 15V A CB 100nF 22uF 16V TEF2022 Figure 4 9 dc dc Converter For More Information On This Product Go to www freescale com Schematics and Parts List 4 4 Parts List Freescale Semicond
6. 9 PWM CT input connector J2 produces a logic high at output connector J1 which turns the power stage s phase C top switch on 10 Shielding Pin 10 is connected to an unused wire that helps prevent cross talk between adjacent signals PWM CB is the gate drive signal for the bottom half bridge of phase C A logic high 11 PWM CB at input connector J2 produces a logic high at output connector J1 which turns the power stage s phase C bottom switch on GND CB and 12 GND PS Digital power supply ground GND CB and 13 GND PS Digital power supply ground redundant connection User s Manual Optoisolation Board 20 Pin Descriptions MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Pin Descriptions Signal Descriptions Table 3 1 Signal Descriptions Sheet 2 of 3 da Signal Name Description No 14 vov DE and Digital 5 volt power supply 5V D PS originates on the power stage board 5V D PS 5V D CB and xcv 15 45V D PS Digital 5 volt power supply redundant connection 3 3V A CBand A 16 43 3V_A PS Analog 3 3 volt power supply 3 3V_A_PS originates on the power stage 17 CEA CE ang Analog power supply ground GNDA_PS gp pply 9 GNDA_CB and 18 GNDA PS Analog power supply ground redundant connection 15V A CBand Analog 15 volt power supply 15V A PS originates on the power stage 19 15V A PS 20 VUE and Analog 15 V power supply 15V A PS
7. com MOTOROLA Freescale Semiconductor Inc BEMF sense C Pin Descriptions Introduction PWM AT 2 Shielding BEMF sense B PWM AB 4 Shielding LE PWM BT 6 Shielding Shielding PWM_BB 8 Shielding Zero cross C PWM CT 10 Shielding Zero cross B PWM CB 12 GND_CB Zero cross A GND CB 14 5v_D_CB PFC 2c 45V D CB 16 333v A CB PFC inhibit GNDA CB 18 GNDA CB PRE PNM 45 A CB 20 15V A CB Serial Con V sense DCB 22 sense DCB Brake control sense A 24 sense 8 Shielding sense C 26 C Temp sense Aux DIG IO Aux DIG 10 28 Shielding Temp sense Brake control 30 Serial Con sense C PFC PWM 32 PFC inhibit sense B PFC zc 34 Zero cross A sense A Zero cross B 36 CI Zero cross C sense DCB Shielding 38 7 BEMF_sense_A V_sense_DCB BEMF sense B 40 C BEMF sense C 15V A CB 45V A CB GNDA CB PHYSICAL VIEW GNDA CB 433V A CB 45V D CB 45V D CB GND CB GND CB PWM CB Shielding 9 PWM CT 8 Shielding 7 PWM BB 6 Shielding 5 PWM BT 4 Shielding PWM AB Notes don dini PS suffix power stage CB suffix control board 1 PWM AT For more information see 4 2 Overview CON 40 SCHEMATIC VIEW Figure 3 2 40 Pin Input Connector Optoisolation Board Rene MOTOROLA Pin Descriptions Ls For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Pin Descriptions 3 3 Signal Descriptions Table 3
8. originates on the power stage 15V A PS 21 V sense DCB V sense DCB is an analog sense signal that measures the power stage s dc bus voltage 22 sense DCB sense DCB is an analog sense signal that measures the power stage s dc bus current 23 sense A sense A is an analog sense signal that measures current in phase A 24 sense B sense B is an analog sense signal that measures current in phase B 25 sense C sense C is an analog sense signal that measures current in phase C 26 Temp sense Temp sense is an analog sense signal that measures power module temperature 27 AUX DIG IO This is an unused spare digital link that can be configured to send a signal in either direction 28 Shielding Pin 28 is connected to an unused wire that helps prevent cross talk between adjacent signals 29 Brake control Brake control is the gate drive signal for the power stage s brake transistor Serial Con is a bidirectional digital serial interface that is used to identify the power 30 Serial Con stage to the controller This information is then used by the controller s software to scale analog feedback signals 31 PFC PWM PFC PWM is a digital signal that controls the power factor correction circuit s switch 32 PFC inhibit PFC inhibit is a digital output that is used to enable or disable the power factor Optoisolation Board correction circuit User s Manual MOTOROLA Pin Descriptions 21 For More Information On This Product Go to ww
9. 4 n cci ono La dde sand a dE ER or 17 3 3 BI DS ii d AREE ng ee eed E REPERI uses 20 Section 4 Schematics and Parts List 4 1 A EM KE 23 4 2 A A 23 4 3 s osi Too P test 24 4 4 PAUL Lada lection tie 34 Optoisolation Board User s Manual MOTOROLA Table of Contents 5 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Table of Contents User s Manual 5 1 3 4 5 3 5 4 3 9 Section 5 Design Considerations COMBUS po Sas siSsh seneed todiest sesseddiest ei ses 39 A L1 AMETE rrr 39 Digital ptois lation Block 22446842050 e eRU ER RP LE ares EE 40 Analog Optoisolation Block 52 224226 ose dus RE SERRE 41 a BF TT T pr 42 Optoisolation Board 6 Table of Contents MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc User s Manual Optoisolation Board Optoisolation Board List of Figures and Tables Figure Title Page 1 1 Systems CONTI Loic Ead Y recrea 10 1 2 e POD TR EEE 10 1 3 Optoisolation Board Setup 5 sssscevssedeteuesdestense s 13 3 1 40 Pin Output Connector RA 18 3 2 DPI Input Connector occoscasu a rau RAE TRE RET ARA 19 4l Optoisolation Board DVerviewW icecoccsos eso xus REAPER Ad RS 25 4 2 Control Board to Power Stage Digital Signals Page 1 26 4 3 Control Board to Power Stage Digital Signals Page 2 27 4 4 Power Board to C
10. 4 D703 MBRO540T1 Schottky diode Semiconductor MBRO540T1 Optoisolation Board 34 Schematics and Parts List For More Information On This Product Go to www freescale com MOTOROLA Freescale Semiconductor Inc Schematics and Parts List Optoisolation Board R515 R516 R517 Parts List Table 4 1 Parts List Sheet 2 of 4 Qty Reference Part Value Description Mfg Mfg Part No 1 D705 MBRO0530T1 Schottky diode SN MBR0530T1 Semiconductor ISO100 ISO101 ISO102 ISO400 9 180401 ISO402 HCNR201 300 Linear optoisolator HP HCNR201 300 ISO500 ISO501 ISO502 ISO200 ISO201 ISO202 ISO203 ISO300 ISO301 ISO302 180303 17 ISO304 ISO600 HCPL J4544300 Digital optoisolator HP HCPL J454 300 ISO601 ISO602 ISO603 ISO604 ISO605 ISO800 ISO801 1 JP1 CON 2screws 2 Screws FCB WAGO 237 132 terminal 200 mils f Fischer 2 J2 J1 CON 40 Peadar a Elektronik ASLG40G breakaway conn GmbH 1 J3 Power jack Power jack type CUI Stack Inc PJ 002A connector 2 1 R100 R103 R108 R110 R114 R116 R400 R403 R407 n i 18 hago pais mara 100 k Resistor 100 kQ 1 Dale CRCW0805 1003F R500 R503 R507 R509 R512 R514 R102 R107 R113 l 9 R402 R406 R411 47k ee Panasonic R502 R506 R511 P R104 R109 R115 9 R404 R408 R412 100 Resistor 100 Q 5 Dale CRCWO0805 101J R504 R508 R513 R117 R118 R119 9 R415 R416 R417 10M Resistor 10 MQ 5 Dal
11. 4315 U403A MC34072D R412 150402 AL Either the 82k OPTIONAL resistor 1 LED ck or the 100k 1 resistor is used sense C PS U403B MC34072D 100k 1 GNDA_PS ae MCA 4 sense C CB O 15V_A_PS 15V A PS HCNR201 300 100k 415V A PS GNDA PS Cap s placed GNDA CB close to OP s C407 C409 C411 220nF 220nF 220nF GNDA_PS NDA PS C408 C412 C410 220nF 220nF 220nF 15V_A_PS 15V_A_PS Figure 4 5 Analog Current Sense Signals 3e Either the 82k OPTIONAL resistor 3 3V A CB GNDA CB For More Information On This Product Go to www freescale com Freescale Semiconductor Inc D500 1N4148 R502 82k OPTIONAL 47k SM Trim_4315 S RI Either the 82k OPTIONAL resistor or the 100k 1 resistor is used 15V A PS O U500A di 33V A CB TEMP sense PS MC34072D 5 R504 150500 3 3V A CB ME E A 100k 196 MC34072D pe k Cap s placed C501 C502 close to OP s 220nF 220nF MC33502D GNDA CB GNDA PS TEMP_sense CB GNDA CB 15V A PS 33V A CB E D501 1N4148 HCNR201 300 100k Q GNDA PS GNDA CB R506 82k OPTIONAL 47k SM Trim_4315 U501A ye Either the 82k OPTIONAL resistor sense DCB PS MC34072D R508 150501 or the 100k 1 resistor is used LiB ajek MC34072D 1e XK U502B MC33502D PD2 6 7 GNDA PS sense DCB CB 15V A PS D502 4N4148 HCNR201 300 10k Y GNDA_PS GNDA CB i R511 82k OPTIONAL 2 sv A PS 47k SM Trim_4315 O arie Either the 82k OPTIONAL resistor o
12. Freescale Semiconductor Inc MEMCOBUM D Motorola Embedded Motion Control Optoisolation Board User s Manual Y MOTOROLA For Mo enorme on rece Go EER ale Freescale Semiconductor Inc Optoisolation Board Important Notice to Users While every effort has been made to ensure the accuracy of all information in this document Motorola assumes no liability to any party for any loss or damage caused by errors or omissions or by statements of any kind in this document its updates supplements or special editions whether such errors are omissions or statements resulting from negligence accident or any other cause Motorola further assumes no liability arising out of the application or use of any information product or system described herein nor any liability for incidental or consequential damages arising from the use of this document Motorola disclaims all warranties regarding the information contained herein whether expressed implied or statutory including implied warranties of merchantability or fitness for a particular purpose Motorola makes no representation that the interconnection of products in the manner described herein will not infringe on existing or future patent rights nor do the descriptions contained herein imply the granting or license to make use or sell equipment constructed in accordance with this description Trademarks This document includes these trademarks Motorola and the Motorola logo are regist
13. Go to www freescale com 1 4 Warnings Optoisolation Board Freescale Semiconductor Inc Introduction and Setup Warnings This development tool set operates in an environment that includes dangerous voltages and rotating machinery To facilitate safe operation input power for the high voltage power stage should come from a current limited dc laboratory power supply unless power factor correction is specifically being investigated When operating from an ac line power stage grounds and oscilloscope grounds are at different potentials unless the oscilloscope is floating Note that probe grounds and therefore the case of a floated oscilloscope are subjected to dangerous voltages The user should be aware that Before moving scope probes making connections etc it is generally advisable to power down the high voltage supply e When high voltage is applied using only one hand for operating the test setup minimizes the possibility of electrical shock e Operation in lab setups that have grounded tables and or chairs should be avoided e Wearing safety glasses avoiding ties and jewelry using shields and operation by personnel trained in high voltage lab techniques are also advisable User s Manual MOTOROLA Introduction and Setup 11 For More Information On This Product Go to www freescale com 1 5 Setup Guide User s Manual Freescale Semiconductor Inc Introduction and Setup Setup and connect
14. OTOROLA Design Considerations For More Information On This Product Go to www freescale com 43 Freescale Semiconductor Inc Design Considerations Users Manual Optoisolation Board 44 Design Considerations MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Motorola reserves the right to make changes without further notice to any products herein Motorola makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does Motorola assume any liability arising out of the application or use of any product or circuit and specifically disclaims any and all liability including without limitation consequential or incidental damages Typical parameters which may be provided in Motorola data sheets and or specifications can and do vary in different applications and actual performance may vary over time All operating parameters including Typicals must be validated for each customer application by customer s technical experts Motorola does not convey any license under its patent rights nor the rights of others Motorola products are not designed intended or authorized for use as components in systems intended for surgical implant into the body or other applications intended to support or sustain life or for any other applicati
15. PC33NTR Linear voltage T MC78PC33NTR regulator Semiconductor Optoisolation Board 36 Schematics and Parts List For More Information On This Product Go to www freescale com MOTOROLA Freescale Semiconductor Inc Schematics and Parts List Parts List Table 4 1 Parts List Sheet 4 of 4 Qty Reference Part Value Description Mfg Mfg Part No U801 Programmed MCU Made from Part Motorola MC68HC708JJ7CDW Program file IDENT_V01 S19 1 x1 4 MHz emp gerani muRata CSTCC4 00MG resonator 4 MHz 1 FAB00116 Printed wiring board Danger high voltage 1 ASST00116A warning label 10x30 mm max JP800 JP303 JP301 MP1 MP12 R101 R106 NO POPULATES R112 R401 R405 R410 R501 R505 R510 Optoisolation Board User s Manual MOTOROLA Schematics and Parts List 37 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Schematics and Parts List Users Manual Optoisolation Board 38 Schematics and Parts List MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc User s Manual Optoisolation Board 5 1 Contents 5 2 Overview Optoisolation Board 5 2 5 3 5 4 ON Section 5 Design Considerations 4 11 2 OR A TT TT 39 Digital Optoisolation Block 2 sed dresse asd ea 40 Analog Optoisolation BIAC lt lt osorno ri 41 TIA ARIAS ADA m 42 From a systems poin
16. T along with a 40 pin ribbon cable and mounting hardware The optoisolation board s purpose is to provide galvanic isolation between a control board and a high voltage power stage It fits into the systems configurations that are shown in Figure 1 1 A photograph of the board appears in Figure 1 2 1 3 About this Manual Key items can be found in the following locations in this manual e Setup instructions are found in 1 5 Setup Guide e Schematics are found in 4 3 Schematics e Pin assignments are shown in Figure 3 1 40 Pin Output Connector and Figure 3 2 40 Pin Input Connector and a pin by pin description is contained in 3 3 Signal Descriptions For those interested in the reference design aspects of the board s circuitry a description is provided in Section 5 Design Considerations Optoisolation Board User s Manual MOTOROLA Introduction and Setup 9 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Introduction and Setup l e WORKSTATIO N HIGH VOLTAGE POWER STAGE OPTIONAL FEEDBACK OPTIONAL FEEDBACK a MICROCONTROLLER b 56800 DSP Figure 1 1 Systems Configurations ZX A accromoca co Figure 1 2 Optoisolation Board User s Manual Optoisolation Board 10 Introduction and Setup MOTOROLA For More Information On This Product
17. ark of Motorola Inc Motorola Inc 2000 M MOTOROLA MEMCOBUM D For More Information On This Product Go to www freescale com
18. athode U200A HCPL J454 300 MC74HCTOOAD GND_CB 5V_D_PS 5V_D_CB O O 150201 R202 U201B MC74HCT14AD 4 U200B MC74HCTOOAD R203 Zero cross B CB Zero cross B PS Cathode HCPL J454 300 GND_CB 5V_D_PS 5V_D_CB O U201C MC74HCT14AD 6 U200C MC74HCTOOAD R205 Zero cross_C_CB Zero_cross_C_PS Cathode HCPL J454 300 GND_CB 5V_D_CB 5V_D_PS 1S0203 Q O U201D MC74HCT14AD 8 2 Anode U200D MC74HCTOOAD R207 Lo IPrczccs PFCZC PS cid HCPL J454300 GND_CB 45V D CB 5V_D_CB C201 10nF GND CB 45V D PS GND CB 45V D PS C200 10nF C202 100nF GND PS GND PS Figure 4 4 Power Board to Control Board Digital Signals For More Information On This Product Go to www freescale com Freescale Semiconductor Inc D400 1N4148 R402 82k OPTIONAL 47kSMTrim 4315 3 3V_A CB 15V_A_PS O or the 100k 1 resistor is used sense A PS 5 R404 ISO400 C401 R400 I 7 1 LED ack 220nF 100k 1 E jc GNDA CB MC33502D 7 GNDA_PS sense A CB 15V A PS D401 1N4148 HCNR2014300 10k NY GNDA CB 82k OPTIONAL o GNDA PS 377 Either the 82k OPTIONAL resistor or the 100k 1 resistor is used U402A sense B PS MC34072D ISO401 LED n cXk h c K 100k 1 MC34072D MC33502D GNDA_PS sense B CB 15V A PS 83V A CB 1N4148 HCNR201 300 10k NY 9 GNDA PS GNDA CB 15V A PS R411 82k OPTIONAL 47k SM Trim_
19. connector and 15 volts on the output connector come from physically different power supplies but occupy pin 19 on both connectors User s Manual MOTOROLA Pin Descriptions 17 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Pin Descriptions BEMF sense C PWM AT Shielding BEMF sense B PWM AB S hielding BEMF sense A PWM BT S hielding Shielding PWM BB Shielding Zero cross C PWM CT Shielding Zero cross B PWM CB GND PS Zero cross A GND PS 5V D PS PFC zc 45V D 43V A PS PFC inhibit GNDA PS GNDA PS PEC PWM 415 A PS 15V A PS Serial Con V sense DCB sense DCB Brake control sense A sense B Shielding sense C Temp sense Aux DIG IO Aux DIG IO Shielding Temp_sense Brake control Serial Con sense C PFC PWM PFC inhibit sense B PFC zc Zero cross A sense A Zero cross B Zero cross C sense DCB Shielding BEMF sense A V sense DCB BEMF sense B _ 39 BEMF sense C 15V A PS SV ALPS PHYSICAL VIEW GNDA PS GNDA PS 83V A PS 45V D PS 45V D PS GND PS GND PS PWM PS Shielding PWM CT 9 Shielding 8 PWM BB 7 Shielding 6 PWM BT 5 Shielding 4 Notes PWM_AB 3 PS suffix power stage Shielding 2 CB suffix control board PWM AT 1 For more information see 4 2 Overview CON 40 SCHEMATIC VIEW User s Manual Figure 3 1 40 Pin Output Connector Optoisolation Board 18 Pin Descriptions For More Information On This Product Go to www freescale
20. e CRCW0805 106J User s Manual MOTOROLA Schematics and Parts List For More Information On This Product Go to www freescale com 35 Schematics and Parts List Freescale Semiconductor Inc Table 4 1 Parts List Sheet 3 of 4 User s Manual Qty Reference Part Value Description Mfg Mfg Part No R120 R121 R122 9 R418 R419 R420 100 k Resistor 100 kQ 5 Dale CRCWO0805 104J R518 R519 R520 R200 R203 R205 R207 R301 R304 R307 R309 R311 16 R601 R604 R607 330 Resistor 330 Q 5 Dale CRCWO0805 331J R610 R613 R616 R802 R201 R202 R204 R206 R300 R303 R306 R310 R312 17 R600 R603 R606 18k Resistor 1 8 kQ 5 Dale CRCW0805 182J R609 R612 R615 R800 R801 R302 R305 R308 R521 R522 R523 R602 R605 R608 17 R611 R614 R617 10k Resistor 10 kQ 5 Dale CRCWO0805 103J R804 R805 R806 R807 R808 3 R803 R700 R1 470 Resistor 470 Q 5 Dale CRCWO0805 471J U100 U101 U104 ON 9 U400 U402 U403 MC34072D Operational amplifier Semiconductor MC34072D U500 U501 U504 U102 U103 U401 T ON 5 U502 U503 MC33502D Operational amplifier Semiconductor MC33502D U200 U301 U601 4 U602 4x NAND Logic Gate 3 U201 U300 U600 MC74HCT14AD 9X Schmitt trigger ON MC74HCT14AD inverter Semiconductor 1 U700 TEF2011 dc dc convertor Traco Power i repagi Products 1 U701 TEF2022 dc dc convertor Ideo Power Trago Products 1 U702 MC78
21. ered trademarks of Motorola Inc Motorola Inc is an Equal Opportunity Affirmative Action Employer Motorola Inc 2000 All Rights Reserved User s Manual Optoisolation Board 2 Optoisolation Board MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc User s Manual Optoisolation Board Optoisolation Board List of Sections Section 1 Introduction and Setup 9 Section 2 Operational Description 15 Section 3 Pin Descriptions 17 Section 4 Schematics and Parts List 23 Section 5 Design Considerations 39 User s Manual MOTOROLA List of Sections 3 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc List of Sections Users Manual Optoisolation Board 4 List of Sections MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc User s Manual Optoisolation Board Table of Contents Section 1 Introduction and Setup m de as 9 12 Optoisolation Introduction iiis oca Sa Ehe arar 9 13 About this Mantal us sess zuo bx RUE Sd E RW RM oes 9 LS O AA 11 LS DEM CO MEME OE 12 Section 2 Operational Description A LOU PR PR PT vire 15 Ed Rot iros ideada E AENT 15 24 Elccirical CREME or 16 Section 3 Pin Descriptions 3 1 COMMS ee ee ee ee ee Ad 17 3
22. erefore with R1 R3 the output signal closely matches the input The serial link connected to pin 30 of connector J1 is somewhat different than the other digital links in that it is capable of transferring signals in both directions Figure 5 3 shows that two optocouplers are used to provide bidirectional signal transfer On the left hand side of Figure 5 3 the open collector of optoisolator ISO801 is tied to the input of U300D and pullup resistor R800 This wired OR configuration allows transfer of an input signal when ISO801 is off and also it allows output signals to pass through ISO801 when an input signal is not present On the other side of the isolation barrier the output of ISO800 and the input of ISO801 go to separate digital ports providing for signal transfer in both directions Optoisolation Board 42 Design Considerations MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Design Considerations Serial Link 45V D CB Oo 45V D PS R800 U3000 MC74HCT14AD 1 8 kQ IS0800 vec R801 ES De end ANODE o SERIAL DATA 330 Q pA Mout 6 BIDIRECTIONAL 3 GND5 CATHODE HCPL 4544300 GND CB R803 150801 4702 8 CC _ ANODE 6 Vou Any GND PS gt 45 GND CATHODE Optoisolation Board Figure 5 3 Bidirectional Serial Link HCPL J 454 300 SERIAL DATA gt our m gt SERIAL DATA IN User s Manual M
23. ignals Page 1 Cap s placed close to IC s For More Information On This Product Go to www freescale com Freescale Semiconductor Inc 45V D PS 45V D CB 45V D PS C302 10uF 63V C301 45V D PS C300 1OuF 6 3V Q 10nF U300A MC74HCT14AD R300 180809 5V_D_PS 5V_D_CB Q Q 10nF GND PS GND CB GND PS U301A PFC inhibi MC74HCTOOAD Al CB Cathode PFC inhibit CB R302 GND Ps HCPL J454 300 10k GND_PS 45V D PS O 5V D CB U300B as 180301 gt MC74HCT14AD U301B PFC PWM PS MC74HCTOOAD PFC pm CB R305 10k 45V D PS Q 5V D CB GND CB O U300C MC74HCT14AD U301C Breake control PS MC74HCTOOAD Breake contro CB R308 GND Ps HCPL J454 300 10k Either JP301 or JP303 can be shorted VDPS 150303 R310 45V D CB 9 GND CB Control Board to Power Stage U301D Signal Direction Jumper U300E MC74HCTOOAD MC74HCT14AD JP301 JP308 SMJumper l ux o CB SM Jumper GND Ps HCPL J454 300 Power Stage to Control Board 45V D CB Signal Direction Jumper O Aux IO PS 5V DPS 150304 U300F MC74HCT14AD Cathode MC74HCT14AD HCPL J454 300 Figure 4 3 Control Board to Power Stage Digital Signals Page 2 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc 45V D CB O 45V D PS 45V D PS 45V D CB Q O 150200 R201 U201A MC74HCT14AD 2 Zero cross A CB Zero cross A PS C
24. ions for the optoisolation board are straightforward The optoisolation board connects to a Motorola embedded motion control series high voltage power stage via a 40 pin ribbon cable with a Motorola embedded motion control series control board to form a mother daughter board arrangement Figure 1 3 depicts a completed setup Follow these steps to set up the board 1 Mount four standoffs to the optoisolation board at the locations indicated in Figure 1 3 Standoffs screws and washers are included in the ECOPT kit This step and step 3 are optional when making connections with DSP control boards such as the DSP56F805EVM The DSP boards may be placed flat on a bench next to the optoisolation board Plug one end of the 40 pin ribbon cable that is supplied with Motorola embedded motion control series control boards into input connector J2 labeled control board Mount the control board on top of the standoffs with screws and washers from the ECOPT kit This step is optional with DSP control boards Plug the free end of the cable connected to input connector J2 into the control board s 40 pin connector Plug one end of the ECOPT kit s 40 pin ribbon cable into output connector J1 labeled power stage The other end of this cable goes to the power stage s 40 pin input connector Connect a 12 Vdc power supply either to connector JP1 labeled Ext Power 12V DC or power jack J3 Either one but not both may be used
25. o 29 Digital PS to CB Shielding 28 Aux DIG IO PS 27 Temp sense 26 E 45V D PS 45V D CB I sense C 25 GND PS GND CB I sense B 24 I sense A 23 Serid con PS Serid con CB I sense DCB 22 V sense DCB 21 15V A PS 20 15V A PS 19 E GNDA_PS 18 PFC inhibit PS 3 PFC inhibit CB GNDA PS 17 PFC PWM PS PFC PWM CB 3 W A PS 16 Breake control PS Breake control CB 15 Aux IO PS Aux IO CB 14 13 45V D PS 5V_D_CB L1 12 GND PS i GND CB 11 y A 10 GN Digital CB to PS 2 E e Le 3 PWM_BB 7 sense C PS i sense C CB 8 Sheilding 6 sense B PS i sense B CB 7 5 sense A PS i sense A CB 6 4 415V A PS i 5 PWM AB 3 i GNDA CB 4 Sheilding 2 i 3 3V_A CB 3 PWM AT 1 2 1 CON 40 BreadBoard MP1 GNDA PS Temp sense PS Temp sense CB sense DCB PS i sense DCB CB V sense DCB PS i V sense DCB CB 15V A PS B 15V A PS B GNDA PS 1 GNDA CB N 15V A PS GNDA PS 3 9V A CB Analog Temp DCB NET DS DC DC converter L 3 CT PWM BB PS H PWM BT PS Do MATES i ATO H T PWM_AT_PS PWM AT CB LL TM 45V D PS 45V D CB GND PS GND CB P 5V D PS Digital PWM i P 3 8V A PS AA i R1 470 D1 i LED i MP2 MP3 MP4 MP5 MP6 i 15V A PS GND PS i MP7 MP8 MP9 MP10 MP11 MP12 415V A PS 43 3V A PS 5V D PS GND PS GNDA CB 15V A CB GND CB 415V A CB 43 3V A CB 45V D CB Figure 4 1 Optoisolator Board Overview E B Connect to CB Control Board
26. on Board 3 1 Contents 3 2 Introduction Optoisolation Board Section 3 Pin Descriptions 3 2 ii Lis sr ntssssesvesrssespasies sieste Ap S 17 3 2 ME DE Hd Gu Oc ride POE YR oed Eb d dor d da 20 Inputs and outputs are located on four connectors They are listed as follows Location descriptions assume that the board is oriented such that its title is read from left to right e J2 Signal inputs are grouped together on 40 pin ribbon cable connector J2 located on the right side of the board Ji Signal outputs are provided on 40 pin ribbon cable connector J1 located on the left e JPI and J3 Two connectors labeled JP1 and J3 are provided for the 12 volt power supply JP1 and J3 are located immediately above input connector J2 Power is supplied to one or the other but not both Pin assignments for the input and output connectors are shown in Figure 3 1 and Figure 3 2 In these figures a schematic representation appears on the left and a physical layout of the connector appears on the right The physical view assumes that the board is oriented such that its title is read from left to right Signal descriptions are provided in Table 3 1 Note that each signal has the same pin assignment on both connectors Power supply and ground connections go to different power supplies due to the isolation barrier However pin locations for similar power supply voltages remain the same For example 15 volts on the input
27. on in which the failure of the Motorola product could create a Situation where personal injury or death may occur Should Buyer purchase or use Motorola products for any such unintended or unauthorized application Buyer shall indemnify and hold Motorola and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages and expenses and reasonable attorney fees arising out of directly or indirectly any claim of personal injury or death associated with such unintended or unauthorized use even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part Motorola and M are registered trademarks of Motorola Inc Motorola Inc is an Equal Opportunity Affirmative Action Employer How to reach us USA EUROPE Locations Not Listed Motorola Literature Distribution RO Box 5405 Denver Colorado 80217 1 303 675 2140 or 1 800 441 2447 Customer Focus Center 1 800 521 6274 JAPAN Motorola Japan Ltd SPS Technical Information Center 3 20 1 Minami Azabu Minato ku Tokyo 106 8573 Japan 81 3 3440 8573 ASIA PACIFIC Motorola Semiconductors H K Ltd Silicon Harbour Centre 2 Dai King Street Tai Po Industrial Estate Tai Po N T Hong Kong 852 26668334 Mfax Motorola Fax Back System RMFAX0 email sps mot com http sps motorola com mfax TOUCHTONE 1 602 244 6609 US and Canada ONLY 1 800 774 1848 HOME PAGE http motorola com sps Mfax is a tradem
28. ontrol Board Digital Signals 28 4 5 Analog Current Sense Signals 29 4 6 Analog Temperature and dc Bus Sense Signals 30 417 Analog Back EMF Signals concer A RARE3O REX OA ees 31 28 Identiligation Block 2 654665 442 aV EE Wo ee datado dad 34 MMM 33 5 1 Simplified Digital Isolation Block 40 5 2 Simplified Analog Isolation Block 41 Buhischond eal Link cuco Es ARAS 43 Table Title Page 2 1 Elenco Characteristics sock od oS oa be io Ed e d daos 16 3 1 EOD DESEE auge d ae bea DRE ERA SEDE PERSONA 20 4 1 NF CIT A 34 User s Manual MOTOROLA List of Figures and Tables 7 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc List of Figures and Tables User s Manual Optoisolation Board 8 List of Figures and Tables MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc User s Manual Optoisolation Board Section 1 Introduction and Setup 1 1 Contents 1 2 DpDIBOBBoB ACO ses oe huss oc I ches IEEE ep 9 1 3 Abou Miis Mammal AAA AAA 9 1 4 lr AAA 11 1 5 o A rc 12 1 2 Optoisolation Introduction Motorola s embedded motion control series optoisolation board is an optoisolator that is an integral part of a development tool set for motor control It is supplied in kit number ECOP
29. pen input pull down is important for gate drive signals where it is desirable to keep power transistors off in case of either a broken connection or absence of power on the control board Next NAND gate U1A inverts the input signal Assuming a logic low at the input U1A s output is high which puts both the anode and cathode of the optocoupler s input diode at 5 volts With no forward bias on the input diode the optocoupler s output transistor is off producing a logic high This logic high is inverted by U2B to produce a logic low at the output Conversely when the input is high the output of U1A is low which forward biases the optocoupler s input diode Forward bias at the input causes light to shine on photodiode D2 which produces a leakage current that flows into Q1 s base With base current supplied Q1 is on the optocoupler s output is low and the output of U2B is high The block as a whole therefore is non inverting In other words a logic high at the input produces a logic high at the output HCPL J454 optocouplers have been selected for their noise immunity and high dv dt withstand capability They provide a robust buffer between power stage noise and the control circuitry Optoisolation Board 40 Design Considerations MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Design Considerations Analog Optoisolation Block 5 4 Analog Optoisolation Block A sim
30. plified schematic of the analog optoisolation block is shown in Figure 5 2 It is based upon Agilent Technologies HCNR201 high linearity optocoupler The HCNR201 consists of an LED and two photodiodes The LED and one of the photodiodes PD1 is on the input side of the optoisolation barrier and the other photodiode PD2 is on the output side The package is constructed so that each photodiode receives approximately the same amount of light from the LED Feedback amplifier Al is configured with PD1 to monitor the light output of the LED and automatically adjust LED current to compensate for any non linearity The output photodiode then converts the LED s stable linear light output into a current which is then converted back into a voltage by amplifier A2 ANALOG INPUT Vin 6 s aD ANALOG OUTPUT Vout PD2 D e 5 4 GNDA PS HCNR201 300 Np CB MC33502 D Figure 5 2 Simplified Analog Isolation Block Circuit operation may not be immediately obvious from inspecting Figure 5 2 particularly the input part of the circuit Stated briefly amplifier Al adjusts LED forward current Ig such that the current in PD1 Ipp is equal to V R1 Analysis of the input circuit reveals that increasing the input voltage increases the voltage at the inverting input terminal of Al Amplifier Al amplifies that increase causing Ip and Ipp to increase Given the way that PD1 is connected Ipp will pull the inve
31. r the 100k 1 resistor is used U504A V sense DCB PS MC34072D R513 180502 1_LED n c XK io MC34072D U503A MC33502D GNDA_PS V sense DCB CB 15V A PS 15V A PS 3 3V_A CB HCNR201 300 100k O 415V A PS GNDA PS GNDA CB R521 10k GNDA PS Eso 10k 15V_A PS 5 Cap s placed R523 15V_A_PS close to OP s 10k U503B MC33502D Figure 4 6 Analog Temperature and dc Bus Sense Signals For More Information On This Product Go to www freescale com Freescale Semiconductor Inc D100 4N4148 R102 82k OPTIONAL 47k SM Trim_4315 NC Either the 82k OPTIONAL resistor or the 100k 1 resistor is used 15V_A_PS O 3 3V_A CB BEMF_sense_A PS 150100 LED a c X 3 3V A CB 100k 1 e C109 C101 U102A 220nF 220nF MC33502D PD2 22 6 i GNDA_cB GNDA_PS BEMF sense A CB GNDA CB 33V_A CB 15V_A PS O D101 1n4148 HCNR201 300 100k GNDA_PS GNDA_CB R107 82k OPTIONAL 47k SM Trim 4315 U101A MC34072D MC34072D Either the 82k OPTIONAL resistor or the 100k 1 resistor is used BEMF sense B PS R109 ISO101 1 LED n ck 1e XK U102B MC33502D WEAR 4 BEMF_sense_B CB D102 1N4148 HCNR201 300 GNDA_PS O 15V_A_PS GNDA_PS GNDA_CB 82k OPTIONAL 47k SM Trim 4315 R113 15V A PS O Either the 82k OPTIONAL resistor or the 100k 1 resistor is used U104A BEMF sense C PS MC34072D R115 180102 1 LED n c h c K U103A MC33502D WE Poems gei
32. rd appears in Figure 4 1 through Figure 4 9 An overview of the whole board is shown in Figure 4 1 Digital isolation blocks appear in Figure 4 2 through Figure 4 4 Analog isolation blocks are shown in Figure 4 5 through Figure 4 7 The serial link appears in Figure 4 8 and an on board power supply that converts 12 volts into 5 V 3 3 V 15 V and 15 V is shown in Figure 4 9 Unless otherwise specified resistor values are in ohms resistors are specified as 1 8 watt 5 and interrupted lines coded with the same letters are electrically connected The high level schematic in Figure 4 1 identifies individual signals with the same designation upon both entering and leaving the board For example temperature sense signal Temp sense comes into the board on pin 26 of connector J2 leaves on pin 26 of J1 and is labeled Temp sense in both places Since the power supplies connected to J1 and J2 are physically different power supply and ground designations include PS or _CB _PS refers to the power stage side of the isolation barrier Similarly CB refers to the control board side of the isolation barrier For example the 15 volt analog supply is labeled 15V_A_CB on pin 19 of input connector J2 Similarly the t 15 volt connection on pin 19 of output connector J1 is labeled 15V A PS User s Manual MOTOROLA Schematics and Parts List 23 For More Information On This Product Go to www freescale com
33. ristics lt 4 34 c za rer p A VERA Prey 16 Motorola s embedded motion control series optoisolation board links signals from a controller to a high voltage power stage The board isolates the controller and peripherals that may be attached to the controller from dangerous voltages that are present on the power stage The optoisolation board s galvanic isolation barrier also isolates control signals from high noise in the power stage and provides a noise robust systems architecture Signal translation is virtually one for one Gate drive signals are passed from controller to power stage via high speed high dv dt digital optocouplers Analog feedback signals are passed back through HCNR201 high linearity analog optocouplers Delay times are typically 250 ns for digital signals and 2 us for analog signals Grounds are separated by the optocouplers galvanic isolation barrier Both input and output connections are made via 40 pin ribbon cable connectors The pin assignments for both connectors are the same For example signal PWM AT appears on pin 1 of the input connector and also on pin 1 of the output connector In addition to the usual motor control signals an MC68HC705JJ7CDW serves as a serial link which allows controller software to identify the power board Power requirements for controller side circuitry are met with a single external 12 Vdc power supply Power for power stage side circuitry is supplied from the power stage through
34. rting input of the op amp back toward ground Al will continue to increase Ip until its inverting input voltage stabilizes near its ground reference voltage Assuming that no current flows into the inputs of AT all of the current flowing through R1 will flow through PD1 Since the inverting input of Al is at approximately O volts the current through R1 and therefore Ipp is equal to V R1 Essentially amplifier Al adjusts Ip such that Ipp Vr R1 Optoisolation Board User s Manual MOTOROLA Design Considerations 41 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Design Considerations 5 5 Serial Link User s Manual Note that Ipp depends only on the input voltage and the value of R1 and is independent of the optocoupler s characteristics Also note that Ipp is directly proportional to Vq giving a very linear relationship between the input voltage and the photodiode current The physical construction of the optocoupler s package determines the relative amounts of light that fall on the two photodiodes and therefore the ratio of the photodiode currents This results in a current Ippo that is nearly equal to Ipp Amplifier A2 and resistor R3 form a trans resistance amplifier that converts Ipp back into a voltage Vout where Vout Ipp x R3 Combining input and output equations results in an expression that relates the output voltage to the input voltage Voy Vin R3 R1 Th
35. t of view the optoisolation board fits into an architecture that is optimized for noise robustness All drive and feedback signals that flow between the processor and power stage are optocoupled This configuration physically separates the processor s ground from the power stage where di dt s of 100 A ns are not uncommon The optoisolation board transfers 14 digital signals nine analog signals and one bidirectional signal across a galvanic isolation barrier Digital signals use a common circuit block which is repeated once for each signal Similarly the analog circuitry uses a common block that is repeated Descriptions of each of these blocks are contained in the following subsections User s Manual MOTOROLA Design Considerations 39 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Design Considerations 5 3 Digital Optoisolation Block DIGITAL SIGNAL IN User s Manual The digital optoisolation block is relatively straightforward It is based on Agilent Technologies HCPL J454 high dv dt coupler A simplified schematic is shown in Figure 5 1 45V D PS 45V D CB V D CB R3 IS01 8 AW Z ANODE c 18kQ MCIANCTIMAD 6 Vou 3 a DIGITAL SIGNAL OUT CATHODE 330 Q 01 5 HCPL J 4544800 ners 7 GND CB Figure 5 1 Simplified Digital Isolation Block At the input pull down resistor R1 sets a logic low in the absence of a signal O
36. the 40 pin output connector User s Manual MOTOROLA Operational Description 15 For More Information On This Product Go to www freescale com Freescale Semiconductor Inc Operational Description A summary of the information needed to use Motorola s embedded motion control series optoisolation board is presented below For design information see Section 5 Design Considerations 2 3 Electrical Characteristics The electrical characteristics in Table 2 1 apply to operation at 25 C and a 12 Vdc power supply voltage Table 2 1 Electrical Characteristics Characteristic Symbol Min Typ Max Units Notes Power Supply Voltage Vdc 10 12 30 V Quiescent Current loc 7001 2002 500 mA dc dc converter Min Logic 1 Input Voltage Vin 2 0 m V HCT logic Max Logic 0 Input Voltage Vi 0 8 V HCT logic Analog Input Range Vin 0 3 3 V Input Resistance Rin 10 ko Analog Output Range Vout 0 3 3 V Digital Delay Time toDLy 0 25 us Analog Delay Time tADLY 2 us 1 Power supply powers optoisolation board only 2 Current consumption of optoisolation board plus DSP EMV board powered from this power supply 3 Maximum current handled by dc dc converters User s Manual Optoisolation Board 16 Go to www freescale com Operational Description For More Information On This Product MOTOROLA Freescale Semiconductor Inc User s Manual Optoisolati
37. uctor Inc The Optoisolation Board s parts content is described by the following parts list Table 4 1 Parts List Sheet 1 of 4 User s Manual Qty Reference Part Value Description Mfg Mfg Part No S100 C108 C103 Capacitor ceramic Vitramon 9 C400 C403 C405 10 pF 10 E Visha VJ0805A100DXA C500 C504 C506 P y C101 C107 C108 C109 C110 C111 dle CA0 Capacitor ceramic C407 C408 C409 Vitramon 23 C410 C411 C412 220 nF ere V Z5U Vishay VJ0805U224MXXA _ C501 C502 C508 aod C509 C510 C511 C512 C513 cion Capacitor ceramic Vitramon 9 C402 C404 C406 6 8 pF 6 d F Visha VJO805A6R8DXA _ C503 C505 C507 uM Y C200 C201 C300 Capacitor ceramic Vitramon 9 C303 C600 C601 10 nF 10 nF 25 V Z5U Visha VJ0805U103MXXA C602 C603 C800 20 i C202 C604 C702 Capacitor ceramic Vitramon 7 C703 C704 C707 100 nF 100 nF 25 V Z5U Visha VJ0805U104MXXA _ C708 2096 y CAD 1 CBOE 0505 Tantalum capacitor Commonwealth 7 C701 C710 C711 10 uF 6 3 V p 293D106X06R3B2 10 uF 6 3 V Sprague C801 2 C700 C706 22ur 35 v Jantalum capacitor Commonwealth 553n595x0035C2 i 2 2 uF 35 V Sprague Tantalum capacitor Commonwealth 2 C705 C709 22 uF 16 V 22 uF 16 V Sprague 293D226X0016D2 2 D704 Di Green LED Green LED 10 mA Kingbright LED L 934GT D100 D101 D102 Fairchild 9 D400 D401 D402 1N4148 SMD 1N4148 nes tar 1N4148LL 34 D500 D501 D502 gs D700 D701 D702 ON
38. w freescale com Freescale Semiconductor Inc Pin Descriptions Table 3 1 Signal Descriptions Sheet 3 of 3 Pin No Signal Name Description 33 PFC zc PFC z cis a digital signal Its edges represent power line voltage zero crossing events 34 Zero cross A Zero cross A is a digital signal that is used for sensing phase A back EMF zero crossing events 35 Zero cross B Zero cross B is a digital signal that is used for sensing phase B back EMF zero crossing events 36 Zero cross C Zero cross C is a digital signal that is used for sensing phase C back EMF zero crossing events 37 Shielding Pin 37 is connected to an unused wire that helps prevent cross talk between adjacent signals 38 BEMF sense A BEMF sense A is an analog sense signal that measures phase A back EMF 39 BEMF sense B BEMF sense B is an analog sense signal that measures phase B back EMF 40 BEMF sense C BEMF sense A is an analog sense signal that measures phase C back EMF User s Manual Optoisolation Board 22 Pin Descriptions MOTOROLA For More Information On This Product Go to www freescale com Freescale Semiconductor Inc User s Manual Optoisolation Board 4 1 Contents 4 2 Overview Optoisolation Board Section 4 Schematics and Parts List 4 2 A a AEE E E TT SE DAS 23 4 3 I sds be as E E E EA Eu sd mu Ee E a mar 24 4 4 Pu Li ESTEE A AI EN a E P A eee 34 A set of schematics for the optoisolation boa
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