Basic characteristics data • Instruction manual
Contents
1. TB2 Figure is SNDHS200A Fig 6 3 Derating curve Point B SNDHS 21 SN COSEL SNDHS50B 100B 250B Specifications for ripple and ripple noise changes in the shaded area 100 32 DO as DSNDHS50B RO 2 SNDHS100B S 50 SNDHS250B g i Ss 15 r 0 20 0 20 40 60 70 80 9095 Temperature of measureing point Point A C TB1 CN2 I i Point A Measuring Point Fig 6 4 Derating curve Point A 100 x 5 8 50 Ko q 5 0 20 10 0 10 20 30 40 50 60 70 Temperature of measureing point Point B C Point B Measuring Point Figure is SNDHS250B Fig 6 5 Derating curve Point B SNDHS 22 MMMM Instruction Manual 7 Option and Others 7 1 Outline of option oc Option C units have coated internal PCB for better moisture resistance O R SNDHS50A SNDHA100A SNDHS200A You can control output ON OFF remotely in Option R units To do so connect an external DC power supply and apply a volt age to a remote ON OFF connector which is available as op tion Built in Voltage between RC2. No Terminal k SNDHS SNDHS Function connection 50A 100A 200A D VIN DC input D VIN DC input FG Frame Ground O DO VOUT DC output DD VOUT DC output SNDHS 16 Loose BXH 001T P0 6 SNDHS50B 100B CN1 CN2 CN4 optional CNS optional 22 e o BB fo T SNDHS250B CN1 CN5 optional CN2 lo n gt o CN3 optional EE CN4 a D O OO jo OCHE ol 0000 Fig 1 2 Terminal connection top view COSEL MME MO Instruction Manual Table 1 2 Terminal connection and function No so 2 Connection for SNDHS SNDHS connection Function 50811008 2508 Standard Use D DO VOUT DC output Q DO VOUT DC output Pin configuration and functions of CN1 and CN2 Win order to use the power supply it is necessary to wire as shown Pin No Function in Fig 2 1 Fig 2 2 1 RC1 Remote ON OFF 2 VIN Input Voltage SNDHS50A 100A 200A 8 NC No co
3. Input Model Name Resistor and RC V Current Ri Q ENAON ENAOFF mA SNDHSS50A SNDHS100A 1200 3 5 12 0 0 5 10max SNDHS200A W sida oia Power RE RCA i External Power put Curent Shk Source 4 i dele Remote ON OFF connector Optional Pal mina ities Fig 7 1 Example of using a remote ON OFF circuit Dedicated harnesses are available for your purchase Please see Optional Parts for details 1 If the output of an external power supply is within the range of 3 5 12V you do not need a current limiting resistor R If the output exceeds 12V however please connect the current limiting resistor R To calculate a current limiting resistance value please use the fol lowing equation Vec 1 1 RiX 0 005 R Q 0 005 Please wire carefully If you wire wrongly the internal components of a unit may be damaged Remote ON OFF circuits RC and RC are isolated from input output and FG COSEL R SNDHS50B SNDHA100B SNDHS250B The output can be turned on without external power source When short circuit piece is not mounted on RC3 various remote control is available Case 1 When short circuit piece is mounted on RC3 the output can be turned on by applying input voltage external power source to the remote control circuit is unnecessary When the power supplies are shipped from a factory they come with a dedicated short circuit piece mounted on RC3 Case 2
4. 0 5 91 inches gt gt VIN VOUT N M S is Co 22 NF IJ Load S M o VIN VOUT cA Oscilloscope UR 1 5m 500 BW 100MHz Coaxial Cable LGI Ld I R 50Q C 0 01 UF M S M S SNDHS200A SNDHS250B Fig 3 5 Method of measuring output ripple and ripple noise COS EL 4 Function 4 1 Overcurrent protection HOver Current Protection OCP is built in and works at 105 of the rated current or higher However use in an over current situa tion must be avoided whenever possible The output voltage of the power module will recover automatically if the fault causing over current is corrected When the output voltage drops after OCP works the power mod ule enters a hiccup mode where it repeatedly turns on and off at a certain frequency 4 2 Overvoltage protection HOver Voltage Protection OVP is built in When OVP works out put voltage can be recovered by shutting down DC input for at least one second or by turning off the remote control switch sec ondary is an optional for one second without shutting down the DC input The recovery time varies according to input voltage and input capacitance Remarks Note that devices inside the power module may fail when a volt age greater than the rated output voltage is applied from an exter nal power supply to the output terminal of the power module This could happen in in coming inspections that include OVP function test or when voltage
5. 1 HREGUNGAMCYAODEN OM SG RE E SNDHS 20 6 Implementation Mounting Method SNDHS 21 6 1 Nountingime ho ds ida ia dc SNDHS 21 622 ie G62 Cia Sa E O GO SNDHS 21 Option and Others sNDES 22 RN 71 Ou timeof opion SNDHS 22 SNDHS 15 SDN COSEL 1 Terminal Connection SNDHS50A 100A DO TERA Bt CN2 optional a BEI a a SNDHS200A i of Job le T8t CN2 optional CN3 OCO o Jelejele po TB2 9900 Fig 1 1 Terminal connection top view Table 1 1 Terminal connection and function DOR SE ias Instruction Manual Pin configuration and functions of CN2 Optional Pin No Function 1 RC Remote ON OFF 2 RC Remote ON OFF Pin configuration and functions of CN3 Pin No Function M Self sensing terminal Do not wire for external connection 2 S Remote sensing 3 S Remote sensing 4 M Self sensing terminal Do not wire for external connection Mating connectors and terminals on CN2 CN3 Mating connector Connector Terminal Mfr Chain SXH 001T P0 6 N2 B2B XH AM XHP 2 E Loose BXH 001T P0 6 J S T Chain SXH 001T P0 6 CN3 B4B XH AM XHP 4
6. 100B 250B less than 20Vp p MMake sure that the voltage fluctuation including the ripple voltage will not exceed the input voltage range WUse a front end unit with enough power considering the start up current Ip of this unit 3 Operation with AC input HThe SNDHS series handles only for the DC input A front end unit AC DC unit is required when the SNDHS series is operated with AC input 4 Reverse input voltage protection Avoid the reverse polarity input voltage It will break the power supply It is possible to protect the unit from the reverse input voltage by installing an external diode D gt 2 o i D S Ripple gt o voltage 5 gt gt a a time gt t Fig 3 1 Input voltage ripple SNDHS 18 DR Ea ATE Instruction Manual Input voltage range Ip Input current A gt Input voltage V Fig 3 2 Input current characteristics DC YES SNDHS Load AC NO SNDHS Load AC ves iS SNDHS Load Fig 3 3 Use with AC input a b mono VIN VIN DC IN DC IN VIN VIN Fig 3 4 Reverse input voltage protection 3 2 Wiring output terminal The specified ripple and ripple noise are measured by the method introduced in Fig 3 5 0 150mm SNDHS
7. COSEL Basic Characteristics Data Basic Characteristics Data Switching Input Inrush PCB Pattern sues Model Circuit method frequency current Es Prot p Single Double E ES kHz A circuit Material sided sided operation operation SNDHS50A Forward converter 470 4 400V 3 15A FR 4 Yes Yes 2 SNDHS50B Forward converter 470 4 400V 1 6A FR 4 Yes Yes 2 SNDHS100A Forward converter 470 4 400V 3 15A FR 4 Yes Yes 2 SNDHS100B Forward converter 470 4 400V 1 6A FR 4 Yes Yes 2 SNDHS200A Forward converter 360 1 400V 5 0A FR 4 Yes Yes 2 SNDHS250B Forward converter 360 1 400V 3 15A FR 4 Yes Yes 2 1 Refer to Specification 2 Refer to Instruction Manual SN SNDHS 14 Dos e Seis a Aereas Instruction Manual COS EL Terminal Connection SNDHS 16 Connection for Standard Use SNDHS 17 Wiring Input Output Terminal SNDHS 18 SA Winngiinmputterminal ieee e e cee eee ee SNDHS 18 Sc NAA FTI CJL TRO UNCC rm im alec ae a ac SNDHS 18 Function oa 4 1 Overcurrentiprotecion ss SS EEE SNDHS 19 4 2 Overvoltage protection 2 senai s sas SNDHS 19 43 UNV rine OLS CT OM a a ce SNDHS 19 44 RemoicoONOFE BS RE ESSES SNDHS 19 45 FREMIOLCSSCMSIN Ga SNDHS 19 467 OQutpuivoltageadjusting e SNDHS 20 4 7 Withstanding voltage Isolation voltage SNDHS 20 Series and Parallel Operation SNDHS 20 Bal Series operation SNDHS 20 52
8. When short circuit piece is mounted on RC3 the output ON OFF can be controlled by making open short RC3 Case 3 When short circuit piece is not mounted on RC3 the output ON OFF can be controlled by external power source to remote control circuit RC1 and RC2 RC3 RC1 RC2 CASE SHORT RC3 OUTPUT OUTSIDE OF INSIDE OF CIRCUIT DC oC POWER SUPPLY POWER SUPPLY PIECE VOLTAGE VOLTAGE RCI MT ads 2 Rit 7500 Vin O a t Ri2 12002 1 mounted Short ON i RY RC2 1 ireuit Rca Z piece RC3 2 1 RC1 O SA RY Short ON ya 2 Ri1 7509 4 12M 05 inca figtzos orless or less rca 3 i Open OFF O RCS 3 ah RC3 2 Ss not e mounted R1 1 se 2 ol RCI MT Rds 35 ON oc Voltage Nin 3 Ril 7500 ay 35 12 V R2 1 A Ri2 12002 ee RC2 FE 3 Open 12 V Toc Volage RC2 2 ay al OFF RC3 O or less E RC3 6 I Fig 7 2 Example of using a remote ON OFF circuit Dedicated harnesses are available for your purchase Please see Optional Parts for details 1 If the output of an external power supply is within the range of 3 5 12V you do not need a current limiting resistor R1 R2 If the output exceeds 12V however please connect the cur rent limiting resistor R1 R2 To calculate a current limiting resistance value please use
9. dard use Loose BXH 001T P0 6 The SNDHS Series handles only the DC input Avoid applying AC input directly It will damage the power supply HOperate with the conduction cooling e g heat radiation from the aluminum base plate to the attached heat sink Reference 6 2 Derating HThis power supply must be prepared another power supply to the RC1 terminal as shown in Fig 2 3 Reference 4 4 Remote ON OFF Elf you need except SNDPG750 SNDPF1000 for the input of SNDHS50B 100B 250B please contact us Confirm each specification and instruction manual about the SNDPG SNDPF series SNDHS 17 SiN COSEL 3 Wiring Input Output Terminal 3 1 Wiring input terminal 1 External capacitor on the Input side MWhen it turns on an input with a switch directly one several times the surge voltage of input voltage occurs by the inductance ingre dient of an input line and there is a possibility that a power supply may break down Please install a capacitor between VIN and VIN input terminals and absorb surge SNDHS50B 100B more than 10 uF SNDHS250B more than 22 uF HWhen the line impedance is high or the input voltage rise quickly at start up less than 10us install a capacitor between VIN and VIN input terminals 2 Input voltage range Input current range The specification of input ripple voltage is shown as below Ripple voltage SNDHS50A 100A 200A less than 10Vp p SNDHS50B
10. e plate to the attached heat sink Fig 6 2 Fig 6 4 shows the derating curve based on the aluminum base plate temperature In the hatched area the specification of Ripple and Ripple Noise is different from other areas HPlease measure the temperature on the aluminum base plate edge side Point A HPlease consider the ventilation to keep the temperature on the PCB Point B less than the temperature of Fig 6 3 Fig 6 5 Mit is necessary to note the thermal fatigue life by power cycle Please reduce the temperature fluctuation range as much as pos sible when the up and down of the temperature are frequently generated Contact us for more information on cooling methods DD EIA AA Instruction Manual SNDHS50A 100A 200A Specifications for ripple and ripple noise changes in the shaded area 100 E DD E m DSNDHS50A 100A DO 2 SNDHS200A05 Ss 50 SNDHS200A12 15 24 3 Ss i 15 Y 0 20 0 20 40 60 70 80 9095 Temperature of measureing point Point A C TB2 TB1 i ZA Point A Measuring Point Fig 6 2 Derating curve Point A 100 x 5 8 50 me q q 0 20 10 0 10 20 30 40 50 60 70 Temperature of measureing point Point B C TB1 SDN Point B Measuring Point
11. he output voltage adjustment range becomes as shown in Fig 4 3 5V 12V 15V 24V X 110 x o l 1 oO D i l D S i i 3 100 leat aaa E E l E o I e E i E 3 i 1 I 3 2 ji L j o T O co 63 6 T O co 63 6 Input voltage V Input voltage V SNDHS50A 100A SNDHS200A 3 3 5V X 110 oO D 100 E o E B 9 2 o 0 200 225 250 Input voltage V SNDHS50B 100B 250B Fig 4 3 Output voltage adjustment range 4 7 Withstanding voltage Isolation voltage HWhen testing the withstanding voltage make sure the voltage is increased gradually When turning off reduce the voltage gradual ly by using the dial of the hi pot tester Do not use a voltage tester with a timer as it may generate voltage several times as large as the applied voltage SNDHS 20 DR Ea ecm Instruction Manual 5 Series and Parallel Operation 5 1 Series operation Series operation is available by connecting the outputs of two or more power supplies as shown below Output current in series connection should be lower than the lowest rated current in each unit a Power Supply i Power Supply Load Power Supply Power Supply Load Load Fig 5 1 Examples of series operation 5 2 Redundancy operation Parallel operation is not possible HRedundancy operation is available by w
12. iring as shown below l I3 VOUT 9 gt i VOUT Load VOUT VOUT Fig 5 2 Example of redundancy operation HEven a slight difference in output voltage can affect the balance between the values of l1 and l2 Please make sure that the value of Is does not exceed the rated current of a power supply l3 lt the rated current value COSEL 6 Implementation Mounting Method 6 1 Mounting method HThe unit can be mounted in any direction When two or more power supplies are used side by side position them with proper intervals to allow enough air ventilation Aluminum base plate tem perature Point A around each power supply should not exceed the temperature range shown in derating curve Fig6 2 Fig 6 4 Win case of metal chassis keep the distance between d1 for to insulate between lead of component and metal chassis use the spacer of 4mm 0 16 inches or more between d1 If it is less than d1 insert the insulation sheet between power supply and metal chassis di di di OO O a o me Es d1 d1 4mm 0 16 inches min Figure is SNDHS250B Fig 6 1 Mounting method 6 2 Derating HUse with the conduction cooling e g heat radiation by conduction from the aluminum bas
13. is applied from the load circuit OVP can be tested by using the TRM terminal Consult us for details 4 3 Thermal protection HOver Temperature Protection OTP is built in If the base plate temperature exceeds 100 C OTP will work causing the output voltage to drop Output voltage can be recovered by shutting down DC input for at least one second or by turning off the remote control switch secondary is an optional for one second without shutting down the DC input 4 4 Remote ON OFF Please contact us about remote control of an optional SNDHS50B 100B 250B HThis power supply must be prepared another power supply to the RC1 terminal The remote ON OFF function is incorporated in the input circuit and operated with RC1 and VIN Table 4 1 Remote ON OFF specifications Between RC1 and VIN Vcc Output Voltage L level 0 1 2V or Open OFF H level 3 5 12V ON When RC1 is at High level a current of 13mA max will sink in MME Mmmm Instruction Manual VIN 4 DC E input x VIN 2 SNDHS External DC Vcc RC CNI SW Fig 4 1 RC1 connection example HAvoid the reverse polarity input voltage It will break the power supply 4 5 Remote sensing SNDHS250A SNDHS250B 1 When Remote Sensing is Not Used MWhen the power supplies are shipped from a factory they come with a dedicated short pieces being mounted on CN3 SNDHS200A CN4 SNDHS250B If yo
14. nnection 4 VIN Input Voltage Heatsink CN1 and CN2 are connected internally SNDHSS0A I00A 200A Pin configuration and functions of CN3 Optional ae Pin No Function DC IN Load 1 RC2 Remote ON OFF 2 RC2 Remote ON OFF IN vouT Pin configuration and functions of CN4 Optional SNDHS50B 100B FG iin Ao neon Fig 2 1 Connection for standard use 1 RC3 Remote ON OFF 2 RC3 Remote ON OFF SNDHS50B 100B 250B Pin configuration and functions of CN4 SNDHS250B Pin No Function Heatsink M Self sensing terminal Do not wire for SNDPG750 SNDHS50B 100B 250B 1 SNDPF1000 external connection O O AC L VOUT VIN VOUT 2 S Remote sensing E 3 S Remote sensing AGIN yoi NIN Ra 4 M Self sensing terminal Do not wire for AC N ENA RCI VOUT external connection Pin configuration and functions of CN5 Optional SNDHS250B FG FG Pin No Function Fig 2 2 Connection 1 for standard use 1 RC3 Remote ON OFF 2 RC3 Remote ON OFF Heatsink ULL Mating connectors and terminals on CN1 CN2 CN3 CN4 and CN5 SNDHS50B 1008 250B SNDHS SNDHS Mating OA VIN vouT Connector Terminal Mfr DC IN 50B 100B 250B connector RCI Load CN1 CN1 Chain SVH 21T P1 1 Vec B3P4 VH VHR 4N CN2 CN2 Loose BVH 21T P1 1 O e VIN VOUT N N hain SXH 001T PO CNS CN3 oo yu AM xpp Chain SXH 001T PO 6 T SNDHS CN4 CN5 Loose BXH 001T P0 6 FG Chain SXH 001T P0 6 CN4 B4B XH AM XHP 4 Fig 2 3 Connection 2 for stan
15. the fol lowing equation Vec 1 1 Ri1 Ri2 X 0 005 R1 R2 Q Sai MME Mmmm Instruction Manual Please wire carefully If you wire wrongly the internal components of a unit may be damaged Remote ON OFF circuits RC2 and RC2 only are isolated from input output and FG SNDHS 23 SDN
16. u do not use the remote sensing function you can use the power supplies as they are 2 When Remote Sensing is Used mWhen remote sensing is used please remove the short pieces of CN3 CN4 Wire as close as possible aa SNDHS200A s J SNDHS250B VOUT E Load VOUT E co y S Fig 4 2 When remote sensing is used SNDHS200A SNDHS250B HUsing remote sensing with long wires may cause output voltage to become unstable Consult us if long sensing wiring is necessary Sensing patterns or wires should be as short as possible If wires are used use either twisted pair or shielded wires WUse wide PCB patterns or thick wires between the power supply and the load Line drop should be kept less than 0 3V Make sure output voltage from the power supply stays within the specified range Wif the sensing patterns are shorted by mistake a large current may flow and damage the pattern This can be prevented by installing fuses or resistors close to the load As wiring or load impedance may generate oscillation or large fluctuations in output voltage make sure enough evaluation is given in advance SNDHS 19 SDN SN COSEL 4 6 Output voltage adjusting Output voltage can be adjusted by internal potentiometer To increase an output voltage turn a built in potentiometer clock wise To decrease the output voltage turn it counterclockwise When the input voltage is 60 66VDC or 200 250VDC t
Download Pdf Manuals
Related Search