page.1 IGBT Gate Drive Unit VLA536-01R Apr.07,’09 http://www.idc-com.co.jp page.2 FEATURE >Possible to mount on the IGBT package (2 in 1 package) >Built in the isolated DC-DC converter for gate drive >Built in short circuit protection >Electrical isolation voltage is 2500Vrms (for 1 minute) >Two way power supply system for drivers and input signal (VD=15V , VIN=5V) >CMOS compatible input interface OUTLINE DRAWING Unit : mm RECOMMENDED IGBT MODULES MITSUBISHI NX series IGBT modules VCES = 600V series ~ 400A class VCES = 1200V series ~ 450A class http://www.idc-com.co.jp page.3 BLOCK DIAGRAM HIC3 VD Control Circuit Constant Voltage Circuit 8.2V GND HIC1 Detect VIN C1 Latch 240 ohm Amp Timer IN1 Shut Down F.O. Alarm G1 E1 HIC4 Control Circuit Constant Voltage Circuit 8.2V HIC2 Detect Latch 240 ohm IN2 Amp Timer Shut Down F.O. G2 E2 T1 T1 T2 T2 http://www.idc-com.co.jp page.4 MAXIMUM RATINGS Symbol Parameter VD VI IOHP IOLP (unless otherwise noted, Ta=25C) Conditions Ratings Unit Supply voltage DC 18 V Input signal voltage Applied between VIN - IN1,2 50% Duty cycle, Pulse width 1ms -1 ~ +7 V Gate peak current Pulse width 2us -5 A 5 A Viso Isolation voltage Sine wave voltage 60Hz, for 1min 2500 Vrms Topr Operating temperature No condensation allowable -20 ~ 70 deg C Tstg Storage temperature No condensation allowable -25 ~ 85 deg C Ialm Alarm pin output sink current - 10 mA Valm Alarm pin voltage Between Alarm – GND pin 50 V Idrive Gate drive current Gate average current (Per one circuit) 83 mA ELECTRICAL CHARACTERISTICS ( unless otherwise noted, Ta=25C, VD=15V ) Limits Typ 15 Max 18 4.75 5 5.25 V 10 13 16 mA Symbol Parameter Conditions VD Supply voltage Recommended range Min 12 VIN Pull-up voltage on input side Recommended range IIH Input signal current Recommended range Unit V f Switching frequency Recommended range - - 20 kHz RG Gate resistance Recommended range 2 - - Ω Ialm VOH Alarm output current Plus bias voltage Recommended range - - 5 mA - 14.5 16.0 17.5 V VOL Minus bias voltage - -9.0 -8.0 -7.0 V tPLH “L-H” propagation time IIH = 13mA 0.2 0.45 0.8 us tPHL “H-L” propagation time IIH = 13mA 0.2 0.4 0.7 us t_timer Timer Between start and clear (under input signal “OFF”) 1 1.4 2 ms tdalm Alarm delay time Ialm=2.5mA - 6.5 10 us VSC SC detect collector voltage IGBT collector voltage 15 - - V http://www.idc-com.co.jp page.5 INNER CIRCUIT 16 15 14 13 8 9 GND C3 NC Alarm HIC3 CN1 VD 3 C1 10 11 2 4 C1 CN1 DZ1 HIC1 C7 D1 1 5 PinN.o. Pin name G1 1 VD E1 2 GND 3 NC 4 Alarm 5 IN1 6 IN2 7 VIN RG1 2 6 1 C2 IN1 IN2 16 15 14 13 VIN 8 9 HIC4 C6 3 C4 10 11 4 DZ2 5 RG2 G2 E2 2 6 1 CN2 T1 C5 T1 T2 Parts list ( Reference ) HIC1,2 VLA520-01R HIC3,4 VLA106-15252 DZ1,2 30V, 500mW D1,2 RP1H C1 ~ 6 100uF, 50V C7,8 10pF ~ 50pF , 50V RG1,2 3W class CN1 B7B-XH-A CN2 B2B-XH-A 2 HIC2 C8 D2 1 CN2 Pin N.o. Pin name 1 T1 2 T2 T2 ISAHAYA ISAHAYA SanKen Low inpedance TDK FK28 type JST JST *1) Gate Resistor is not installed at the time of shipment. Please solder the chosen resistor. *2) C7,8 is not installed at the time of shipment. Please solder the chosen condenser if needed. (Rough guide 10 ~ 50pF , 50V, ceramic) http://www.idc-com.co.jp page.6 APPLICATION EXAMPLE VLA536-01R 16 15 14 13 GND 4.7kΩ RC filter ~10us C3 NC FO 10 11 3 C1 2 4 D1 1 C1 DZ1 HIC1 5V 8 9 CN1 VD HIC3 15V C7 IGBT Module 5 RG1 2 G1 E1 6 1 C2 IN1 16 15 14 13 IN2 VIN Input signal 8 9 HC04 etc. CN2 T1 10 11 HIC4 C6 3 C4 2 4 2 DZ2 HIC2 C8 D2 1 5 RG2 G2 E2 6 1 C5 T1 T2 T2 http://www.idc-com.co.jp page.7 OPERATION FLOW ON DETECTING SHORT CIRCUIT START (1)In case the gate voltage is “H” and the collector voltage is high, the gate driver will recognize the circuit as short circuit DETECTION OF SHORT CIRCUIT and immediately reduce the gate voltage.(Slow shut down) Besides, put out an alarm sign which inform that protection GATE SHUTDOWN TIMER START OUTPUT ALARM circuit is operating. 1 ~ 2ms (2)The protection circuit return to ordinary condition if input sign is OFF when the predetermined time(1~2ms) passed. END OF TIMER ( OFF period is needed more than 40us.) INPUT SIGNAL IS OFF CLEAR ALARM ENABLE OUTPUT INSTALLATION OF THE PCB ON IGBT MODULE Soldering C/G/E/T pins Screw to fix the PCB http://www.idc-com.co.jp page.8 Keep safety first in your circuit designs! ·ISAHAYA Electronics Corporation puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. Trouble with semiconductors may lead to personal injury, fire or property damage. Remember to give due consideration to safety when making your circuit designs, with appropriate measures such as (1) placement of substitutive, auxiliary circuits, (2) use of non-farmable material or (3) prevention against any malfunction or mishap. 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