key features: ? internal optocoupler ? 30 kv/ s cmr ? v iso = 3,750v ? one supply drive topology ? compact sip package ? short circuit protected ? fault signal output ? switching freq. to 20 khz ? compatible with exb841 IGD841 hybrid integrated isolated n-channel igbt driver absolute maximum ratings, t a = 25 oc unless otherwise noted. parameter conditions min. typ. max. units supply voltage v cc dc 25 vdc input voltage v in see note 3 50 vdc input current i in see note 4 25 ma output current i gon pulse width 2 s, frequency 20 khz +5.0 a i goff -5.0 isolation voltage v iso sine wave voltage 50 hz/ 60 hz , 1 min 3,750 vac junction temperature t j 150 oc operating temperature t op -20 +70 oc storage temperature t st -40 +125 oc fault output current i fo see note 5 20 ma electrical characteristics, t a = 25 oc, v cc = 15 vdc unless otherwise noted. parameter conditions min. typ. max. units supply voltage v cc recommended range 14 15 vdc reverse bias supply voltage v rb recommended range -5 vdc switching frequency f recommended range 0 20 khz gate resistor r g 2 input cmr 15 30 kv/ s ?h? input current i ih recommended range 10 16 20 ma ?h? output voltage v oh v cc = 20v 14 vdc ?l? output voltage v ol v cc = 20v -5 vdc ?l-h? propagation t plh i ih = 16 ma 0.5 1.0 s ?l-h? rise time t r i ih = 16 ma 0.6 1.0 s ?h-l? propagation t phl i ih = 16 ma 1.0 1.3 s ?h-l? fall time t f i ih = 16 ma 0.4 1.0 s protection threshold voltage v ocp v cc = 20v 8.5 vdc protection reset time t timer 1.0 1.4 2.0 ms fault output current i fo see note 6 5.0 ma controlled time detect t trip1 short circuit 1, see note 7 2.6 s soft turn-off time t off2 see note 8 5.0 s sc detect voltage v sc collector voltage of module 15 vdc notes: 1. e xceeding absolute maximum ratings may damage the module. these are not continuous operating ratings. 2. ?h? = high level signal. ?l? = low level signal. 3. the voltage applied to pin 15. 4. the current measured between pins 15 and 14. 5. the current at pin 5. 6. the current at pin 5. r 2 = 4.7 k . 7. pin 6 15 vdc. 8. pin 6 15 vdc. recommended for: ? 600v series igbt (up to 600a) ? 12 00v series igbt (up to 400a) ? 17 00v series igbt (up to 200a ) electrical speci cations www.micropowerdirect.com micropower direct 292 page street suite d stoughton, ma 02072 usa t: (781) 344-8226 f: (781) 344-8481 e: sales@micropowerdirect.com w: www.micropowerdirect.com
notes: all dimensions are typical in inches (mm) tolerance x.xx = 0.01 ( 0.25) pin function pin function pin function 1 smoothing capacitor 5 fault signal output 14 drive signal input (-) 2 power supply (+) 6 fault detect 15 drive signal input (+) 3 drive output 9 gnd 4,7,8,10,11 no connection typical connection connection notes: to minimize the potential for problems (and/or failures) caused by induced noise, emi interfer- ence and/or oscillation, the connection of the gate driver must be done with great care. some recommendations would include: 1. the input signal voltage (pin 14) cannot ex- ceed 5.25v. the internal dissipation caused by the resultant increase in input current could damage the input optocoupler. a current limit- ing resistor (r 1 ) is used to help prevent this. the resistor value is calculated by the formula: 6 . 150 r ma vv 1 17 1 in x = - - 2. the gate wiring of the igbt gate-emitter drive loop must be shorter than 1 meter. 3. twisted pair wiring is recommended for the gate-emitter drive loop to minimize mutual induction. 4. pins 4, 7, 8, 10 and 11 (not shown in the connection diagram) of the IGD841 are only used for testing. they should not be used as a connection in any application circuit. 5. if a large voltage spike is generated at the igbt collector, the value of the gate resistor (r g ) should be increased. 6. smoothing capacitors c 2 and c 3 should be mounted as close to the driver as possible. 7. an internal circuit sets up a -5v off-gate voltage at pin 9 to protect against faults in the off state. do not apply an external voltage to pin 1. 8. the peak reverse voltage rating of d 1 must be higher than the peak value of the igbt collector voltage. 9. the traces (or wires) between the power source (v cc ) and the driver circuit should be as short as possible. mechanical dimensions pin connections micropower direct we power your success - for less! 292 page street ste d stoughton, ma 02072 ? tel: (781) 344-8226 ? fax: (781) 344-8481 ? e-mail: sales@micropowerdirect.com www.micropowerdirect.com
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