UM0900 User manual - STMicroelectronics
Contents
1. tdl g eseud 4 4 edl v eseud CDK 141 wv eseud 4 4 zdl suld1s l O dINV dO Y dNV dO oee H L3 GAZZ OLY 69H r3 r3 L g V 2 a UJ LOY Adee 5028 S9H Ad g O 028 Jd L OM L 99H 99 OM L GEO OM L 298 veo 3 DO lt 1 gt lt _1 13 2 1 lt 1 0 9H OEE 899 A 09H OEE 699 E SH Ager 4422 1 109 duze OM L Ag 2150 SH SSH ceo LEO T ESH t lt ENID n aaan lt I ZNIO INID 298 OM LSH OM L OSH onl dig 278 M Jo d90 Y Jo dOO luo dodo A NWldr9rivg Wildreriva WilJdrgevivg Buisues juano g zuan v 1u uuno Doc ID 17028 Rev 1 14 43 UM0900 Board description 3 3 3 3 1 3 3 2 3 3 3 Circuit description Power supply The power supply inthe STEVAL IHM025V1 demonstration board is implemented as a wide range converter The working input voltage range is from 90 VAC or 125 VDC up to 285 VAC or 400 VDC The auxiliary power supply for all active components on the demonstration board is implemented with a buck converter based U6 VIPer16L which works with a fixed frequency of 60 kHz The output voltage of the converter is 15 VDC Voltage is fed into the intelligent power module IPM as supplying v2. 7 UM0900 74 User manual 1 kW 3 phase motor control demonstration board featuring IGBT intelligent power module STGIPL14K60 STEVAL IHM025V1 1 Introduction This document describes the 1 kW 3 phase motor control demonstration board featuring the IGBT intelligent power module STGIPL14K60 The demonstration board is an AC DC inverter that generates a 3 phase waveform for driving 3 or 2 phase motors such as induction motors or PMSM motors up to 1000 W with or without sensors The main device presented in this user manual is a universal fully evaluated and populated design consisting of a 3 phase inverter bridge based on the 600 V IGBT power module in the SDIP 38L package mounted on heatsink STGIPL14K60 integrates high voltage short circuit rugged IGBT and high voltage gate drivers with advanced features like integrated op amp suitable for advanced current sensing Thanks to this integrated module the system has been specifically designed to achieve power inversion in a reliable and compact design The system architecture of the module based on integrated advanced features is specifically designed to achieve an accurate and fast conditioning of the current feedback therefore matching the typical requirements in field oriented control FOC The board is designed to be compatible with single phase mains supplying from 90 VAC to 285 VAC or from 125 VDC up to 400 VDC for DC voltage This document is associated with the release of th
3. Ox EE Lr 59054905901 L K 5 T 0 H Jopoou3 OL TO N 4u 001 ENT 120 09 69 H gt QdA 5 eseud 117899 INHY LOHVZIN eseud gt i OX 26N o o v eseud gt O r eseud V LH CM on on OM een Le Zv SM zoly 1018 2 INHtLOHTZIN ven Jepooue ID 17028 Rev 1 12 43 Board description UM0900 STEVAL IHM025V1 schematic part 4 Figure 6 ZL800NV a 099 Ju ai gt _ lt 0014 SG dios dOLs ainyesodwey gt 1 18H aunyeseduie 09771191015 p 1 O en O ev 62 ca 38 0L 1901 UAE ON IES O N ee b 82 Ae 110 6 984 284 c8H 189 08H L 84H H O INMd 92 ASI SC 13 3 lt L t lt I c 2 0 T 29 IWNMd junus e 1 junus e 1 22 lt eno Asi OLM o unus unus 6M dO unus unus 4 I 06 eseug 8M ZM oseud 6L t dass T qi sro A LL TE lt 91 dad 1 970
4. SI ador OASEN vl zdO 9214 _ EL lt I g eseud ON L H 8 INMd OF Jn L 179 L3 1 1 lt 07001 8 dn 1 Zro LZH 7 lt 7190 9 lt ino lt v eseud L 1 do indui g eseud t aX sng lt lt 4 L E P n n 3901 jdOL GAEE Ndl d 689 962 e0 beu LI L H V INMd CO lt I lt I OJ 198 TV WMd ase O9 001 v Ud A t 13 43 Doc ID 17028 Rev 1 UM0900 Board description STEVAL IHM025V1 schematic part 5 Figure 7 8Z800NV 7 lu uno g 1u uno uang S ueuno zdl lt g C gt gt v queuing L etat Sra oxr Wwidrevriva zia OFF wolsreriva 910 _ 8141 H O WMd L 4 66H 86H eee 269 9141 7 0 WMd 4d 001 eso jd 00 290 91 Xrvidl H 8 WMd L X 1 4 4 T84NMd 2 4 ana LLM o H8 c gt a awe a O 0899 59 2 lonuoo eyed HV WMd 6d1 Oxeeseu 768 no lo r3 E S 268 Ol 26H sng gt 2 4 841 Tv WMd D gt 68H 168 53106 eseud D 941 0 eseud lt T dO HdO eseud D
5. Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 4 43 Current reading configuration gain 08 21 Jumper settings for PMSM or generic AC motor 5 23 Jumper settings for PMSM or generic AC motor three shunt 24 Jumper description Ree EEG RR aude eee Rie wa ua ee ae EUR Rn 25 Connector pinout description 26 Testing pins description 28 Bilofimaterials se sieaa ___________ 30 Document revision history 3 42 Doc ID 17028 Rev 1 ky UM0900 List of figures List of figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 STEVAL IEIMO2BVT rus nomm chata niu rte Iu RA en IE add 1 Motor control system 9 STEVAL IHMO25V1 schematic part 1 10 STEVAL IHMO25V1 schematic part 2 11 STEVAL IHMO25V1 schematic part 3 12 STEVAL IHMO25V1 schematic part4 13 ST
6. configuration A position Sets the same supply voltage for the hall sensor as for the rest of peripheral B position Sets 5 VDC supply voltage for hall sensor Doc ID 17028 Rev 1 25 43 Description of jumpers test pins and connectors UM0900 Table 5 Connector pinout description Name Reference Description pinout 1 Supply connector e 1 L phase J1 2 N neutral 4 3 PE protected earth 4 PE protected earth Motor J2 B B phase B _ C phase 1 BEMF daughterboard connector 1 phase A 2 phase B 3 3 phase C J3 4 4 bus voltage 5 3 3 VDC 5 6 Vpp_micro n 7 GND s 8 PWM VREF Motor control connector 1 emergency stop 2 GND 3 PWM 1H 4 GND 5 PWM 1L 6 GND 7 PWM 2H 8 GND i 5 9 PWM 2L 10 GND 11 PWM 3H 12 GND 13 PWM 3L 14 HV bus voltage 1 15 current phase 16 GND 4 17 current phase B 18 GND 19 current phase C 20 GND 21 NTC bypass relay 22 GND 34 23 dissipative brake PWM 24 GND 25 V power 26 heatsink temperature 27 PFC sync 28 Vpp m 29 PWM Veer 30 GND 31 measure phase A 32 GND 33 measure phase B 34 measure phase C 26 43 Doc ID 17028 Rev 1 UM0900 Description of jumpers test pins and connectors Table 5 Connector pinout description continued Name Reference Description pin
7. gives Vpis 1 7 V e G 43 1 7 e Maximum current amplifiable without distortion is 6 5 Doc ID 17028 Rev 1 ky UM0900 Board description Figure 10 Three shunt configuration 3 3 V R3 R57 R67 R59 aqa PouT2 P R1 R50 R OP AMP R50 R51 R52 4 LI OPouT n OP1 OP2 OP3 R2 R62 R65 R66 Shunt DRIVER resistor IPM STGIPL14K60 R R93 R91 R95 r R92 R90 R94 L 1 GND AM00474V2 Six step block commutation current reading configuration In the case of six step also called block commutation current control only two of the motor phases conduct current at the same time Therefore it is possible to use only one shunt resistor placed on the DC link to measure the motor phase current Moreover as the current is always flowing in the same direction on the shunt resistor only positive current must be measured and in this case the amplifying network needs to be properly designed The details of single shunt current sensing reading configuration are shown in Figure 11 In this configuration the current sampling is done only when the value on the shunt resistor is positive Only the positive value read on the shunt resistor allows the setting of a higher gain for the op amp than the one set in three shunt reading mode The op amp is used in follower mode with gain of the op amp set by resistor
8. o 2 3 257 785 4105 sn O BZB 5 3 80155 PCB layout Doc ID 17028 Rev 1 36 43 PCB layout UM0900 Silk screen bottom side Figure 16 TH PPA Eza 218 a 7018 221 18 BW tu 428 0 4 Styl 4 MN yl 3014 izg 98 202 ory zd us in 210 39 h al gt i Mag Foal ou EC d a 93 x zn n ovd zu 20172 90 2a Jd ESL J mE 5918 122 bz snb ru 13 022 9cH 212 pra Old N 958 988 OOlH 188 ovd r ga 2018 an 1 Uu sso oro zz ua 2s an Zt Ld i 159 29 an Zu bla ao za ma 258 MT 958 10 264 ata eeu oia 298 558 szu 223 Soe 148 E 968 2 2 8t 2 3 Sea bea 853 H tu 298 aay Sagal 1558 bea 998 sta ava cil Sed faza n 2 sso laza STU N 98 L Tay 263 HE S82 a J thy 061 981 bau 45 u OBH TEH 2884 tHH 288 HBIH 5 NOLLYNIVAS AIND 08908 DK
9. pdf 6 STMicroelectronics user manual 0 0723 1kW 3 phase motor control demonstration board featuring L6390 drivers and STGP10NC60KD IGBT see www st com stonline products literature um 15870 pdf Doc ID 17028 Rev 1 41 43 Revision history UM0900 13 42 43 Revision history Table 8 Document revision history Date Revision Changes 25 May 2010 1 Initial release Doc ID 17028 Rev 1 UM0900 Please Read Carefully Information in this document is provided solely in connection with ST products STMicroelectronics NV and its subsidiaries ST reserve the right to make changes corrections modifications or improvements to this document and the products and services described herein at any time without notice All ST products are sold pursuant to ST s terms and conditions of sale Purchasers are solely responsible for the choice selection and use of the ST products and services described herein and ST assumes no liability whatsoever relating to the choice selection or use of the ST products and services described herein No license express or implied by estoppel or otherwise to any intellectual property rights is granted under this document If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services or any intellectual property contained therein or considered as a war
10. r and R Equation 5 G r Doc ID 17028 Rev 1 19 43 Board description UM0900 It is possible to calculate the voltage on the op amp output OP OUT Vour as the sum of a bias VgiAs and a signal component equal to Equation 6 Vout VsiGN Veias R1 Stet 393 Fa Ho Rs arte R4 R1 R2 R4 Ix R2x R3 R4 R3x R1 R2 83 Total gain of the circuit with the resistors divider is equal Equation 7 G _ VSIGN_ VsIGN TOT Enel X With the default values this gives Vpis 0 12 V e G 4 98 2 53 e Maximum current amplifiable without distortion is 6 5 20 43 Doc ID 17028 Rev 1 ky UM0900 Board description Figure 11 Six step current sensing configuration 3 3 V R4 R70 R2 R69 OP1 OP2 OP3 R1 R58 e 1 lt CI 1 2 Shoni OP3 R3 R73 un DRIVER resistor IPM STGIPL14K60 R R91 R89 r R90 1 1 GND AM00475V2 Table 1 Current reading configuration gain settings Gain configuration Jumper Six step current sensing Three shunt W11 Not present Present W6 B position A position 3 3 7 The tachometer and hall encoder inputs Both the tachometer and hall encoder inputs have been implemented on the board In the case of using a hall or encoder sensor t
11. 0805 1 Vishay R62 R65 R66 820 Q Resistor SMD 0805 1 Vishay R80 R82 R84 0159 Resistor SMD 2512 1 2 W Vishay R12 R28 R36 R50 R51 R52 R53 R54 R55 R58 R60 R63 1 Resistor SMD 0805 1 Vishay R69 R97 R98 R99 R89 680 Q Resistor SMD 0805 1 Vishay R7 R43 8 2 kQ Resistor SMD 0805 196 Vishay R8 51 Resistor SMD 0805 1 Vishay R73 33 Q Resistor SMD 0805 1 Vishay R39 220 Resistor SMD 0805 1 Vishay R101 R102 R103 R104 R105 R106 4 7 Resistor SMD 0805 Vishay L1 47 uH SMD choke 0 5 A 74455147 ky Doc ID 17028 Rev 1 31 43 Bill of materials UM0900 Table 7 Bill of materials continued Reference yes Package class Manufacturer 12 2 2 mH SMD choke 0 25 D1 KBU6K Diode bridge 250 VAC 8 A Vishay D3 1N4148 Universal diode SMD DO 80 7 7 BAT48JFILM Diode SMD SOD 323 STMicroelectronics D10 BZX84B13V Zener diode SOT23 13 V NXP D9 LED green Universal LED 3 mm 2 mA Agilent Technologies D6 LED yellow Universal LED 3 mm 2 mA Agilent Technologies D4 D7 STTH1LO6A HV diode SMA STMicroelectronics D5 LED red Universal LED 3 mm 2 mA Agilent D8 BZV55C18SMD Zener diode SOD80 18 V Vishay 2 E BC847A NPN transistor SOT23 FAIRCHILD STGP10NC60KD IGBT TO220 STMicroelectronics Q2 BC857B PNP transistor SOT23 FAIRCHILD F1 Holder Fuse holder 5 x 20 mm KS21 SW SCHURTE
12. 34 C35 C36 C51 33 pF Capacitor SMD 0805 any AVX etc C50 330 pF Capacitor SMD 0805 any AVX etc C8 C58 22 yF 6 3V Elyt capacitor SMD 4 x 4 any C9 C55 10 nF Capacitor SMD 0805 any AVX etc R22 15 Resistor SMD 0805 1 Vishay R31 R46 R56 R71 R76 100 kQ Resistor SMD 0805 1 Vishay VR1 100 EPCOS B57364S 100 R1 R3 R6 100 Resistor SMD 1206 Vishay 30 43 Doc ID 17028 Rev 1 UM0900 Bill of materials Table 7 Bill of materials continued Reference gans 2 Package class Manufacturer R11 13 Resistor SMD 0805 1 Vishay C12 N C R9 160 Q Resistor SMD 1206 Vishay R17 R18 R19 Resistor SMD 0805 Vishay R27 910 Q Resistor SMD 0805 1 Vishay R29 R41 220 Q Resistor SMD 0805 Vishay R23 R45 6 8 Resistor SMD 0805 1 Vishay R14 R25 R47 R48 R49 R81 N C R83 R85 id R2 R4 R32 R33 470 kQ Resistor SMD 1206 1 Vishay a R26 R90 H97 44 10 Resistor SMD 0805 1 Vishay R34 560 Q Resistor SMD 0805 1 Vishay R15 R16 R20 R24 5 6 Resistor SMD 0805 1 Vishay R61 R64 R72 R74 R77 R78 R90 R92 R94 1kQ Resistor SMD 0805 1 Vishay R38 R70 R86 R88 R96 R100 2 2 Resistor SMD 0805 1 Vishay R40 100 Q Resistor SMD 0805 Vishay R35 R42 27 Resistor SMD 0805 1 Vishay R5 R10 120 Q Resistor SMD 0805 1 Vishay R57 R59 R67 R68 R75 R79 R91 R93 R95 3 3 KQ Resistor SMD
13. 3U 10855 37 43 ID 17028 Rev 1 Ordering information UM0900 9 10 10 1 38 43 Ordering information The demonstration board is available through the standard ordering system the order code is STEVAL IHMO25V1 The items delivered include the assembled application board board documentation PCB fabrication data such as gerber files assembly files pick and place and component documentation Using the STEVAL IHM025V1 with STM32 FOC firmware library STM32 FOC firmware library v2 0 is a firmware library running on the STM3210B MCKIT which allows the performing of the FOC of a PMSM in configuration with and without sensors This section describes the modifications to be applied to the STM32 FOC firmware library v2 0 in order to make the firmware compatible with the STEVAL IHM025V 1 Environmental considerations Warning The STEVAL IHM025V1 demonstration board must only be used in a power laboratory The
14. A position Supplies peripheral on the board with 3 3 V B position Supplies peripheral on the board with 5 V Present Connects H1 pin of encoder hall sensor connector to measure phase A us Not present Disconnects H1 pin of encoder hall sensor connector to measure phase A A position Software brake feature applied me B position Overcurrent protection can be disabled with software Present Supplies direct driving board through the J4 connector max current 50 mA 2 Not present Separated voltage Present Connects tachometer signal to measure phase A a Not present Disconnects tachometer signal to measure phase A A position Sets the gain of phase B current op amplifier for three shunt configuration ne B position Sets the gain of phase B current op amplifier for single shunt configuration Present Shorts W and V emitters legs setting for single shunt configuration Not present Setting for three shunt configuration Present Shorts V and U emitter legs setting for single shunt configuration Not present Setting for three shunt configuration Present Applies shunt resistor to W phase emitter leg m Not present Setting for single shunt configuration Present Applies shunt resistor to U phase emitter leg Not present Setting for single shunt configuration Present Sets the gain of phase B current op amplifier for three shunt configuration ids Not present Sets the gain of phase B current op amplifier for single shunt
15. EVAL IHMO25V1 schematic part 5 14 Power supply block 15 Overcurrent protection 1 17 Three shunt 4 19 Six step current sensing configuration 21 STEVAL IHMO25V1 connector 29 Copper tracks top side 34 Copper tracks bottom side 35 Silk screen top Side 36 Silk screen bottom side 37 Doc ID 17028 Rev 1 5 43 System introduction UM0900 2 System introduction 2 1 Main characteristics The information below lists the converter specification data and the main parameters set for the STEVAL IHM025V1 demonstration board Minimum input voltage 125 VDC or 90 VAC Maximum input voltage 400 VDC or 285 VAC Maximum output power for motors up to 1000 W Regenerative brake control feature Input inrush limitation with bypassing relay 15 V auxiliary power supply based on a buck converter with VIPer 16 Use of the IGBT intelligent power module STGIPL14K60 in the SDIP 38L molded package Fully populated board concepti
16. R F1 6 25 Fuse 6 25 A slow FST06 3 5 x 20 mm LS1 FINDER 4031 12 Relay 12 VDC Finder U1 LF33ABDT TR Linear regulator 3 3 V STMicroelectronics U2 VIPer16LD Smart PWM driver SO 16 STMicroelectronics U4 U6 TS391ILT Voltage comparator SOT23 5 STMicroelectronics U5 STGIPL14K60 IPM with IGBT SDIP 38L STMicroelectronics U3 U7 TS3431BILT Voltage reference SOT 23 STMicroelectronics U8 L78MO5ABDT TR_ Voltage regulator STMicroelectronics U9 M74HC14RM13TR Logic IO SO 14 STMicroelectronics TP2 TP3 TP5 PCB terminal 1 Not assembled 1 4 6 21 PCB terminal 1 mm Test pin Connector RM 5 mm 4 pole male and J1 Connector 4P female J2 Connector 3P Connector RM5 3 pole male and female J7 Con 5 mm 2P Connector RM 5 mm 2 pole screw ARK J5 Con 5mm 2P Connector RM 5 mm 2 pole and 3 pole ARK 3P screw J4 MLW34G MLW connector 34 pins ARK 32 43 Doc ID 17028 Rev 1 ky UM0900 Bill of materials Table 7 Bill of materials continued Reference per 2 Package class Manufacturer 6 Con 5 mm 2P Connector RM 5 mm 2 pole screw ARK J3 BL815G 12 pin connector RM 2 54 mm Wi Jumper 2 54 SORA of pin header jumper in W2 Jumper 2 54 Two pins of pin header jumper W3 Jumper 2 54 A UR of pin header jumper in WA Jumper 2 54 Two pins of pin header W5 Jumper 2 54 Two pins of pin header W6 Jumper 2 54 of pin hea
17. V1 connector placement J3 Doc ID 17028 Rev 1 29 43 Bill of materials UM0900 7 Bill of materials A list of components used to build the demonstration board is shown in Table 7 The majority of the active components used are available from STMicroelectronics Table 7 Bill of materials Reference Value generic Package class Manufacturer part number Murata C1 C5 2 2nF Y1 Y1 safety CAP 2 2 nF Manufacturing Co Ltd C2 330 uF 450 Elyt capacitor RM10 mm 30 x 50 105 EPCOS 43504 A5337 M EPCOS C14 150 nF X2 Foil X2 capacitor RM 15 mm B32922C3154M C15 1ygF 50V Elyt capacitor SMD 4 x 4 any C17 100 uF 25 V Elyt capacitor SMD 8 x 8 any C6 C7 C10 C11 C16 C18 C2 3 C25 C26 C27 C49 C56 C5 100 nF Capacitor SMD 0805 any AVX etc 7 C60 C62 C63 C19 C20 C21 C37 C38 C43 C44 C47 C48 10 pF Capacitor SMD 0805 AVX C24 4 7 uF 25 V Elyt capacitor SMD 4 x 4 any C28 C31 C32 C33 2 2 nF Capacitor SMD 0805 any AVX etc C22 470 pF Capacitor SMD 0805 any AVX etc C29 4 7 nF Capacitor SMD 0805 any AVX etc C59 2 2 uF 35V Elyt capacitor SMD 4 x 4 any C13 220 nF 16 V Capacitor SMD 0805 any AVX etc C39 C40 C41 C42 C45 C46 1 uF 50 V Capacitor SMD 1206 50 V AVX C30 C52 C53 C54 100 pF Capacitor SMD 0805 any AVX etc EPCOS C4 330 nF X2 Foil X2 capacitor RM 15 mm B32922C3334K C
18. ating R32 R33 R42 and R45 new values Overcurrent protection Hardware overcurrent protection OCP is implemented on the board STGIPL14K60 integrates three internal comparators Thanks to the internal connection between the comparator output and shutdown block see Figure 9 the intervention time of overcurrent protection is extremely low ranging slightly above 200 ns Smart Shutdown The overcurrent protection acts as soon as the voltage on the CIN pin rises above the internal voltage reference typical value is 0 53 V Considering the default value of the shunt resistor it follows that the maximum allowed current is equal to Equation 1 V REF R1 1 RI SHUNT MAX R2 is not connected on the STEVAL IHM025V1 With the default values this gives lsuuur Max 7 A Doc ID 17028 Rev 1 ky UM0900 Board description Figure 9 Overcurrent protection R3 R47 R48 R49 1 R50 R51 R52 Shunt R2 R53 R54 R55 resistor Driver IPM STGIP14K60 AM00473V2 Overcurrent protection can be disabled if the W3 jumper is set to the B position This may be necessary and is often useful when the user decides to make the brake operate by turning on the three low side switches In fact if the motor acts as a generator it is necessary to protect the hardware preventing the bus voltage from exceeding a safety threshold In addition to dissipating the motor ener
19. connector It is recommended to connect the heatsink to a negative voltage potential common ground when a DC voltage is used to supply the demonstration board Power block based on IGBT module The IGBT module STGIPL14K60 consists of IGBT power switches smart drivers and operational amplifiers STGPIL14K60 is provided with advanced gate drivers many features Doc ID 17028 Rev 1 15 43 Board description UM0900 3 3 4 3 3 5 Note 16 43 are available like integrated op amp for signal conditioning integrated comparators for overcurrent or short circuit protection and the SMART SHUTDOWN function Please refer to the STGIPL14K60 datasheets for more information Brake function A hardware brake feature is implemented the STEVAL IHM025V1 demonstration board This feature connects the external dummy load applied to the J6 connector to the bus to eliminate overvoltage generated while the motor acts as a generator Voltage on the bus is sensed through a voltage divider net with R32 R33 and R42 resistors and it is compared to the voltage reference built around the precise voltage reference U3 The brake dummy load is switched on when voltage on the bus reaches 445 VDC and is switched off when the voltage falls below 420 VDC The brake function can be activated by the microcontroller thanks to the motor control connector please set the W3 jumper in position A The brake threshold levels can be modified by calcul
20. der jumper in W7 Wire jumper Not assembled W8 Wire jumper Not assembled W9 Wire jumper Wire W10 Wire jumper Wire W11 Jumper 2 54 Two pins of pin header jumper W12 Jumper 2 55 of header jumper in Het 1 Heatsink 120 mm of AL profile 8284 PADA Engineering Doc ID 17028 Rev 1 33 43 PCB layout UM0900 8 PCB layout For this application a standard double layer coppered PCB with a 45 um copper thickness was selected The PCB material is FR 4 The dimensions of the board are Length 190 mm Width 110 mm PCB thickness 1 55 mm Figure 13 Copper tracks top side 34 43 Doc ID 17028 Rev 1 ky UM0900 PCB layout Figure 14 Copper tracks bottom side Doc ID 17028 Rev 1 35 43 UM0900 Figure 15 Silk screen top side 157 5 Bidl Oldl 2141 Od BEEG g 91 419 cu O A Oo co sta GM GM p sa 441 Idi O hod T va bdl S dl m M J asa zI 3 D esa E E 9M i ONINHUM O 338 4030W 14 0 em n 1 1 1 o d EE
21. e demonstration board STEVAL IHM025V1 see Figure 1 below Figure 1 STEVAL IHM025V1 May 2010 Doc ID 17028 Rev 1 1 43 www st com Contents UM0900 Contents 1 Introduction a 1 2 System introduction ode c c 6 2 1 Main characteristics 6 2 2 Target application 6 2 3 Safety and operating instructions 7 2 3 1 Generalterms 7 2 3 2 Demonstration board intended use 7 2 3 3 Demonstration board installation 7 2 3 4 Electrical connections 8 3 Board description 9 3 1 System architecture 9 3 2 The board schematic 10 3 3 Circuit description 15 3 3 1 POWerSUPPIY 22 vt tamaa eee aaa arwa asme eed rea 15 3 3 2 Inrush limitation 15 3 3 3 Power block based on IGBT module 15 3 3 4 Brake function 16 3 3 5 Overcurrent protection 16 3 3 6 Current sensin
22. ed q O1N indino A S Jojoeuuoo 1o olN _ Jeqeul 9 eseud gt INES eseud II Wd nowa E c QdA lt o Lo as ainyesoduiay L gt jaar SSEdA O IN Ager A 2 jueuno M 1ueun 490 sng v aung L _ sng ane eseud A H Y NMd 15 WA er vr 4 4 JOJO UUOD J010 N 11 43 Doc ID 17028 Rev 1 UM0900 Board description STEVAL IHM025V1 schematic part 3 Figure 5 9Z800INV 5 an Sot m Cpu OAL su 27 25898 y 90 1111691 A Lyd 4 1 4 UJ 022 OA SEAT ed ozp 0189 4915 90221 owes y HEH H 80 y 62H 228 nevavexza exyelg 9 9899 x L 7 sng ASL eo Oy cgo 29 SL 2 B Led u 6 4 11 91 51 en sng 91 r3 exelg OX9 S OZH aX 392 u ju 869 aoe ull a WH AS 120 eid 922 46N 5 001 ouoeL ZLM av Lv808 v m MS so 09401 ZEH L INH LOHETZIN L
23. g amplifying network 17 3 3 7 The tachometer and hall encoder inputs 21 3 3 8 Temperature feedback and overtemperature protection OTP 22 4 Hardware setting of the STEVAL IHMO25V1 23 4 1 Hardware settings for six step block commutation current control single shunt configuration 23 4 2 Hardware settings with three shunt configuration 24 5 Description of jumpers test pins and connectors 25 6 Connector placement 29 7 Bill of materials 30 2 43 Doc ID 17028 Rev 1 437 UM0900 Contents 8 PCB IayOUE OE D Eb QU C i ee 34 9 Ordering information 38 10 Using the STEVAL IHM025V1 with STM32 FOC firmware library 38 10 1 Environmental considerations 38 10 2 Hardware requirements 39 10 3 Software requirements 39 10 4 Software modifications 39 11 Conclusion s EE RR RO ken 41 12 References 41 13 Revision history 42 ky Doc ID 17028 Rev 1 3 43 List of tables UM0900 List of tables Table 1
24. gy on a brake resistor it is possible to short the motor phases preventing the motor current from flowing through the bulk capacitors The current into the motor phases is normally limited by the motor phase impedance but during the short circuit transient a high current can flow through the switches for a few ms In order to avoid false triggering it may be necessary to deactivate the OCP with this jumper configuration 3 3 6 Current sensing amplifying network Three shunt current reading configuration Details of the three shunt current sensing reading configuration are shown in Figure 10 In this configuration the alternating signal on the shunt resistor with positive and negative values must be converted to be compatible with the single positive input of the microcontroller A D converter used to read the current value The op amp is used in follower mode its gain is set by resistor r and R Equation 2 G R r r It is possible to calculate the voltage on the output of the op amp OP OUT as a sum of a bias Vpias and a signal component equal to ky Doc ID 17028 Rev 1 17 43 Board description UM0900 18 43 Equation 3 Vout VsiGN Veias 3 3 V 0 i PERPE R3 R1 R2 R3 lx Vsian 1 1 1 t Rs Total gain of the circuit including resistors divider is equal to Equation 4 Vsien _ _VsIGN Vin RsHuNTxI Gror With the default values this
25. he W2 jumper must be connected and the W5 jumper disconnected The W12 jumper set in position A allows to supply any connected hall sensor with the same supply voltage of MCU 3 3 VDC or 5 VDC depend on the W1 jumper Setting the W12 jumper to position B supplies the hall sensor directly with 5 VDC which is the most common voltage for a hall sensor As a voltage level shifter between 5 VDC hall sensor and 3 3 VDC control logic uses features built around the U9 Hex Schmitt inverter In the case of using a tachometer the W2 jumper must be disconnected and the W5 jumper connected This type of adjustable feature allows for the testing and evaluating of motors with a wide spectrum of various sensors Doc ID 17028 Rev 1 21 43 Board description UM0900 3 3 8 22 43 Temperature feedback and overtemperature protection OTP Hardware overtemperature protection is also implemented on the STEVAL IHM025V1 demonstration board This feature fully protects the IPM module against damage when the temperature on the junction on the IPM overruns a defined value The temperature is sensed through an NTC resistor which is integrated into the IPM The measured signal is fed through the J4 motor connector to the MCU control unit and can be read with an A D converter The signal is also fed to the U6 comparator where it is compared with a 2 5 V reference voltage which is built around U7 precision reference TS3431 The output signal of the U6 comparato
26. ly supplied The ST logo is a registered trademark of STMicroelectronics All other names are the property of their respective owners 2010 STMicroelectronics All rights reserved STMicroelectronics group of companies Australia Belgium Brazil Canada China Czech Republic Finland France Germany Hong Kong India Israel Italy Japan Malaysia Malta Morocco Philippines Singapore Spain Sweden Switzerland United Kingdom United States of America www st com ky Doc ID 17028 Rev 1 43 43
27. o a related dummy load it is Table 3 below shows the jumper settings for any motors Please confirm that the demonstration board input voltage mains voltage is in the range of 125 VDC to 400 VDC or 90 VAC to 285 VAC Table 3 Jumper settings for PMSM or generic AC motor three shunt Settings with three shunt configuration Jumper HV PMSM motor Generic AC motor with tachometer W1 A position for 3 3 V supplied MCU A position for 3 3 V supplied MCU W2 Present Not present W3 Software brake OCP disabled Software brake OCP disabled W4 Present in case of need Vpp for MCU Present in case of need Vpp for MCU W5 Not present Present W6 A position A position W7 Not present Not present W8 Not present Not present w9 Present Present W10 Present Present W11 Present Present W12 Depends on hall supply voltage Depends on hall supply voltage 24 43 Doc ID 17028 Rev 1 UM0900 Description of jumpers test pins and connectors 5 Description of jumpers test pins and connectors The following tables give a detailed description of the jumpers test pins and the pinout of the connectors used Table 4 gives a detailed description of the jumpers Table 5 gives a detailed description of the connectors and Table 6 describes all the test pins placed on the board Table 4 Jumper description Jumper Selection Description in
28. oltage as well as into linear regulators LF33ABDT L78M05AB Linear regulators provide 3 3 VDC and 5 VDC for supplying operational amplifiers and further related parts placed on the demonstration board Please refer to STMicroelectronics VIPer16LD datasheet for further information The presence of a 15 VDC on the board is indicated with red LED D5 Figure 8 below describes the power supply section with a simplified block diagram Figure 8 Power supply block diagram BUS VDC 15 VDC 5 VDC DC BUS Linear regulator 450 V DC L78M05 285 VAC Bridge Buck converter 3 3 400 VDC rectifier VIPer16L AM00471V2 Inrush limitation The input stage of the demonstration board is provided with an NTC resistor to eliminate input inrush current peak during the charging of the bulk capacitors To achieve a higher efficiency of the inverter it is possible to bypass the NTC after the startup phase The NTC bypass signal is provided from the MCU board through the J4 connector The yellow LED diode D6 is turned off when the inrush resistor is disabled A basic EMI filter based on X2 and Y2 capacitors was implemented on the STEVAL IHMO25V1 The EMI filter is not able to absorb EMI distortion coming from the inverter for all ranges of the applications The final EMI filter must be designed according to the motor and final target applications The heatsink itself is connected to the earth pin in the J1
29. on with testing points and safety isolated plastic cover Motor control connector for interfacing with the STM3210B EVAL board and other STMicroelectronics motor control dedicated kits Tachometer input Hall encoder inputs Possibility to connect a BEMF daughterboard for sensorless six step control PCB type and size Material of PCB FR 4 Double sided layout Copper thickness 45 um Total dimensions of demonstration board 190 mm x 110 mm 2 2 Target application 6 43 Washing machines Home appliances Medical application fitness application High power industry pumps Medium power fans for HVAC Power tools Doc ID 17028 Rev 1 ky UM0900 System introduction 2 3 Safety and operating instructions 2 3 1 General terms Warning During assembly testing and normal operation the demonstration board poses several inherent hazards including bare wires moving or rotating parts and hot surfaces There is a danger of serious personal injury if the kit or components are improperly used or incorrectly installed The kit is not electrically isolated from the AC DC input The demonstration board is directly linked to the mains voltage No insulation is ensured between accessible parts and high voltage All measuring equipment must be isolated from the mains before powering the board When using an oscilloscope with the demonstration board it must be isolated from the AC line This prevents shock from occur
30. out Hall sensor encoder input connector _ 1 hall sensor input 1 encoder A J5 1 hall sensor input 2 encoder B 1 I 1 hallsensor input 3 encoder Z z 3 d 4 5VDC 5 GND Dissipative brake J6 1 bus voltage 2 open collector 1 2 Tachometer input connector for AC motor speed loop Lu control zd 1 tachometer bias 1 2 2 tachometer input Doc ID 17028 Rev 1 27 43 Description of jumpers test pins and connectors UM0900 Table 6 Testing pins description Number Description TP1 Sensed tachometer encoder hall signal A TP2 Output phase A TP3 Output phase B TP4 Sensed encoder hall signal B TP5 Output phase C TP6 Sensed encoder hall signal Z TP7 PWM phase A low side TP8 Voltage on bus divider bus voltage information 9 PWM phase high side 10 Brake status brake active in low state TP11 PWM phase B low side TP12 3 3 VDC TP13 PWM phase B high side TP14 15 VDC TP15 PWM phase C low side TP16 Reference voltage 2 5 V for overtemperature protection TP17 PWM phase C high side TP18 GND TP19 Current in phase A TP20 Current in phase B TP21 Current in phase C 28 43 Doc ID 17028 Rev 1 UM0900 Connector placement 6 Connector placement A basic description of the placement of all connectors on the board is visible in Figure 9 Figure 12 STEVAL IHMO25
31. owing items are required e The board STEVAL IHMO25V1 High voltage insulated AC power supply up to 230 VAC J link programmer not included in the package J link insulating board not included in the package 3 phase brushless motor with permanent magnet rotor or a generic 3 phase induction motor not included in the package Insulated oscilloscope as needed Insulated multimeter as needed Software requirements To customize compile and download the STM32 FOC firmware library v2 0 motor control firmware the IAR tool EWARM v5 30 must be installed The free 32 kB limited version referenced as IAR KickStart Kit version is available for download at http supp iar com Download SW item EWARM KS32 Software modifications Apart from the parameters header file which can be edited by using the FOCGUI application downloadable from http www st com mcu modules php name mcu amp file familiesdocs amp fam 1 10 amp doc 59 the STM32 FOC firmware library v2 0 was designed in order to be compatible with the L6386 drivers In order make the firmware compatible with IPM STGIPL14K60 the polarity of the PWM driving the low side transistors must be changed Doc ID 17028 Rev 1 39 43 Using the STEVAL IHM025V1 with STM32 FOC firmware library UM0900 Note 40 43 To achieve this task perform the following steps 1 In stm32f10x_svpwm_3shunt c substitute line 177 with TIM1 OCInitStructure TIM OCNPolari
32. r is fed into the SD pin of the IPM to stop the commutation of the connected motor With the value of the integrated NTC resistor inside the IPM and R100 resistor equal to 2 2kQ the shutdown temperature is roughly 85 C Doc ID 17028 Rev 1 ky UM0900 Hardware setting of the STEVAL IHM025V1 4 4 1 Hardware setting of the STEVAL IHM025V1 The STEVAL IHM025V1 demonstration board can be driven through the J4 motor connector by various control units released by STMicroelectronics The demonstration board is suitable for field oriented control as well as for tachometer or hall sensor closed loop control The STEVAL IHM025V1 demonstration board ideally fits with STMicroelectronics released STM3210B EVAL board based on the STM32 MCU family as the control unit for FOC driving algorithms Hardware settings for six step block commutation current control single shunt configuration To drive any motor the user must ensure that e The motor control demonstration board is driven by a control board that provides the six output signals required to drive the 3 phase power stage The motor is connected to the J2 motor output connector If using an encoder or hall sensor connection it is connected to connector J5 If using a tachometer connection it is connected to connector J7 If using a dissipative hardware brake connection to a related dummy load it is connected to connector J6 Table 2 below shows the jumper settings for any motor
33. ranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein UNLESS OTHERWISE SET FORTH IN ST S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT UNLESS EXPRESSLY APPROVED IN WRITING BY AN AUTHORIZED ST REPRESENTATIVE ST PRODUCTS ARE NOT RECOMMENDED AUTHORIZED OR WARRANTED FOR USE IN MILITARY AIR CRAFT SPACE LIFE SAVING OR LIFE SUSTAINING APPLICATIONS NOR IN PRODUCTS OR SYSTEMS WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY DEATH OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE ST PRODUCTS WHICH ARE NOT SPECIFIED AS AUTOMOTIVE GRADE MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER S OWN RISK Resale of ST products with provisions different from the statements and or technical features set forth in this document shall immediately void any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever any liability of ST ST and the ST logo are trademarks or registered trademarks of ST in various countries Information in this document supersedes and replaces all information previous
34. req 19 guq EL UJ LG 8H zx Q19 muuu sngt zn 11 T JoueAuoo yong neo 2 004 asook Les LoT 4uoo 3127 4 099 182 x 99 890 A 4 gt A SI L lt 4 2 YlLddavees AS lt i 5 Hn Law A LM A ju 0L L OMS 69 1H OW 001 U 021 L dU 27 sng CLD SH pi pu yongy ZX du LAdNI 41 022 41 022 v W Ox 027 OY 001 B HASN 14 2 9 eo P 8 OM 027 001 2A 30 7 2 I LHA V 529 eH g el 1 v sng lt 4 4 4 4 4 q wed Doc ID 17028 Rev 1 10 43 Board description UM0900 STEVAL IHM025V1 schematic part 2 Figure 4 SZ800NV A lt 19H d 49 2 96H 0799 914 q31 LO 1101651 lia asi 2 Zn OZ 47996 Hozz 4 Joyesedwod DIN 19H 88H 9 41 Zt L Aejar ssed q OLN 4400 299 L99 cl LEOv o LSI T ir E a eseud v Aejas 9091 r3 du 00L 6 ASit 6H 019 T g seud 5 AS 91 lt M eseud 8vsoW8z1 ss
35. ring as a result of touching any single point in the circuit but does not prevent shock when touching two or more points in the circuit Do not touch the demonstration board after disconnection from the voltage supply several parts and power terminals which contain energized capacitors must be allowed to discharge All operations involving transportation installation and use as well as maintenance are to be carried out by skilled technical personnel national accident prevention rules must be observed For the purpose of these basic safety instructions skilled technical personnel are considered as suitably qualified people who are familiar with the installation use and maintenance of power electronic systems 2 3 2 Demonstration board intended use The STEVAL IHM025V1 demonstration board is designed for demonstration purposes only and must not be used in final applications The technical data as well as information concerning the power supply conditions must only be taken from the relevant documentation and must be strictly observed 2 3 3 Demonstration board installation The installation and cooling of the demonstration board must be in accordance with the specifications and the targeted application e The motor drive converters must be protected against excessive strain In particular no components are to be bent or isolating distances altered during the course of transportation or handling e contact must be made
36. s Please confirm that the demonstration board input voltage mains voltage is in the range of 125 VDC to 400 VDC or 90 VAC to 285 VAC Table 2 Jumper settings for PMSM or generic AC motor six step Settings for six step current control single shunt configuration Jumper HV PMSM motor Generic AC motor with tachometer W1 A position for 3 3 V supplied MCU A position for 3 3 V supplied MCU W2 Present Not present W3 Software brake OCP disabled Software brake OCP disabled W4 Present in case of need Vpp for MCU Present in case of need Vpp for MCU W5 Not present Present W6 B position B position W7 Present Present W8 Present Present W9 Not present Not present W10 Not present Not present W11 Not present Not present W12 Depends on hall supply voltage Depends on hall supply voltage Doc ID 17028 Rev 1 23 43 Hardware setting of the STEVAL IHM025V1 UM0900 4 2 Hardware settings with three shunt configuration To drive any motor the user must ensure that e The motor control demonstration board is driven by a control board that provides the six output signals required to drive the 3 phase power stage connected to the J6 connector The motor is connected to the J2 motor output connector If using an encoder or hall sensor connection it is connected to connector J5 If using a tachometer connection it is connected to connector J7 If using a dissipative hardware brake connection t
37. the power block is the STGIPL14K60 integrated intelligent power module which contains all the necessary active components Please refer to the STGIPL14K60 datasheets for more information e The motor the STEVAL IHMO25V1 demonstration board is able to properly drive any PMSM but the FOC itself is conceived for sinusoidal shaped back EMF The demonstration board is also convenient for driving any 3 or 2 phase asynchronous motor e Power supply block able to work from 90 VAC to 285 VAC or from 125 VDC to 400 VDC The power block is based on a buck converter with a VIPer16 controller Please refer to Section 4 to properly set the jumpers according to the required application Figure 2 Motor control system architecture Control block Power supply Power block STEVAL IHM025V1 includes the power supply and the power block 00470 2 Doc ID 17028 Rev 1 9 43 UM0900 Board description The board schematic 3 2 STEVAL IHM025V1 schematic part 1 Figure 3 v4900NV A 4 00 TUM Lown 4100 001 1581255 76 VOOTLHLLS wy 2 47F 690 119 919 mms Taos am Hugg e VOOTLHLLS va 4 5 w ASI TO ozz pu
38. ty TIM_OCNPolarity_Low 2 In stm32f10x svpwm 1shunt c substitute line 311 with TIM1 OCInitStructure TIM OCNPolarity OCNPolarity Low 3 stm32f10x svpwm 3shunt c substitute line 88 with define LOW SIDE POLARITY OCldleState Set 4 stm32f10x svpwm 1shunt c substitute line 66 with define LOW SIDE POLARITY OCIldleState Set 5 I n MC MotorControl Layer c substitute line 49 with define NTC THRESHOLD 25000 This sets the overtemperature protection to about 85 C Doc ID 17028 Rev 1 ky UM0900 Conclusion 11 12 Conclusion This document describes the 1 kW 3 phase motor control STEVAL IHM025V1 demonstration board based on IPM as a universal fully evaluated platform References 1 STMicroelectronics STGIPL14K60 device datasheet see www st com stonline products literature ds 15589 stgipl14k60 pdf 2 STMicroelectronics VIPer16 device datasheet see www st com stonline products literature ds 15232 pdf 3 STMicroelectronics STGP10NC60KD device datasheet see www st com stonline products literature ds 11423 stgp10nc60kd pdf 4 STMicroelectronics user manual UM0379 STM3210B MCKIT and STR750 MCKIT 3 phase motor control power stage see www st com stonline products literature um 13031 pdf 5 STMicroelectronics user manual UMO580 100W 3 phase inverter featuring L6390 and STD5NK52ZD for vector control STEVAL IHMO23V 1 see www st com stonline products literature um 14958
39. voltage used in the drive system presents a shock hazard The kit is not electrically isolated from the DC input This topology is very common in motor drives The microprocessor is grounded by the integrated ground of the DC bus The microprocessor and associated circuitry are hot and MUST be isolated from user controls and communication interfaces Warning All measuring equipment must be isolated from the main power supply before powering up the motor drive To use an oscilloscope with the kit it is safer to isolate the DC supply AND the oscilloscope This prevents shock occurring as a result of touching any SINGLE point in the circuit but does NOT prevent shock when touching two or more points in the circuit Doc ID 17028 Rev 1 ky UM0900 Using the STEVAL IHM025V1 with STM32 FOC firmware library Note 10 2 10 3 10 4 An isolated AC power supply can be constructed using an isolation transformer and a variable transformer A schematic of this AC power supply can be found in the AN438 TRIAC Microcontroller safety precautions for development tools application note Although this Application Note was written for TRIAC the isolation constraints still apply for switching semiconductor devices such as IGBT or MOSFET Isolating the application rather than the oscilloscope is highly recommended in any case Hardware requirements To run the STEVAL IHMO25V1 together with the STM32 FOC firmware library the foll
40. with other electronic components and contacts e The boards contain electro statically sensitive components that are prone to damage through improper use Electrical components must not be mechanically damaged or destroyed ki Doc ID 17028 Rev 1 7 43 System introduction UM0900 2 3 4 8 43 Electrical connections Applicable national accident prevention rules must be followed when working on the main power supply The electrical installation must be carried out in accordance with the appropriate requirements A system architecture which supplies power to the demonstration board must be equipped with additional control and protective devices in accordance with the applicable safety requirements e g compliance with technical equipment and accident prevention rules Doc ID 17028 Rev 1 ky UM0900 Board description 3 3 1 Board description System architecture A generic motor control system can be basically schematized as the arrangement of four main blocks see Figure 2 below e Control block its main task is to accept user commands and motor drive configuration parameters It provides all digital signals to implement the proper motor driving strategy The STM3210B EVAL demonstration board based on the STM32 microcontroller can be used as the control block thanks to the motor control connector equipped on the STEVAL IHM025V1 e Power block it is based on three phase inverter topology The hearth of
Download Pdf Manuals
Related Search