key features: ? internal dc/dc converter ? internal optocoupler ? 30 kv/ s cmr ? v iso = 3,750v ? ttl compatible input ? short circuit protected ? fault signal output ? switching freq. to 20 khz ? compact sip package IGD1205W hybrid integrated isolated n-channel igbt driver absolute maximum ratings, t a = 25 oc, v d = 12v or 15v, r g = 5 , unless otherwise noted. parameter conditions min. typ. max. units supply voltage v d IGD1205W-12 13 vdc v d IGD1205W-15 16 input voltage v in see note 3 50 vdc input current i in see note 4 25 ma output voltage v o when output is ?h? v cc vdc 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 operating temperature t op -40 +70 oc storage temperature t st -50 +125 oc fault output current i fo see note 5 20 ma electrical characteristics, t a = 25 oc, v cc = 15 vdc, v ee = -10 vdc unless otherwise noted. parameter conditions min. typ. max. units supply voltage v d IGD1205W-12 recommended range 11.6 12 12.4 vdc v d IGD1205W-15 recommended range 14.5 15 15.5 switching frequency f recommended range 0 20 khz gate resistor r g 2 gate supply voltage v cc 14.5 18.0 vdc v ee -7.0 -10.0 input cmr 15 30 kv/s ?h? input current i ih recommended range 10 16 20 ma ?h? output voltage v oh 13.5 15.3 17.0 vdc ?l? output voltage v ol -6 -10 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 0.3 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 0.3 1.0 s protection threshold voltage v ocp 9.5 protection reset time t timer between start & cancel 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 cf see note 8 4.5 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 14. 4. the current measured between pins 13 and 14. 5. the input current at pin 15. 6. the input current at pin 15. r 4 = 4.7 k . 7. pin 13 15 vdc. pin 16 open. 8. pin 13 15 vdc. pin 14 open. 9. pin 1 15 vdc. 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 recommended for: ? 600v series igbt (up to 600a) ? 12 00v series igbt (up to 400a) ? 17 00v series igbt (up to 200a )
notes: all dimensions are typical in inches (mm) tolerance x.xx = 0.01 ( 0.25) pin function pin function 1 control pin (fort trip ) 8 dc/dc ouput (comm) 2 fault signal output 9 dc/dc ouput (+) 3 soft turn-off adj 13 drive signal input (-) 4 fault detection 14 drive signal input (+) 5 internal power tube 15 -v dd (- power supply) 6 drive output 16 +v dd (+ power supply) 7 dc/dc ouput (-) typical connection connection notes: to minimize the potential for problems (and/or failures) caused by induced noise, emi interference and/or oscillation, the connection of the gate driver must be done with great care. some recommendations would include: 1 the d200e is a 2w dc/dc converter. it will convert a 5, 12, or 24v bus voltage to the 12 or 15v needed to power the IGD1205W . the sr7805 is a switching pol regulator. it provides a stable 5v input signal voltage to the input (pin 14) of the IGD1205W. 2 the input signal voltage (pin 14) cannot exceed 5.0v. the internal dissipation caused by the resultant increase in input current could damage the input optocoupler. a current limiting 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 = - - 3 the gate wiring of the igbt gate-emitter drive loop must be shorter than 1 meter. 4 twisted pair wiring is recommended for the gate-emitter drive loop to minimize mutual induction. 5 if a large voltage spike is generated at the igbt collector, the value of the gate resistor (r g ) should be increased. 6 the IGD1205W includes an internal dc/dc converter that provides isolated gate drive power at pin 9 (v cc , 15v) and pin 7 (v ee , -8v). these outputs share a common ground at pin 8. this allows the igd to provide a ? oating gate drive suitable for high or low side switching. low impedance electrolytic capacitors (c 6 and c 7 ) are used to decouple the internal supply outputs. it is important that these components be selected for low impedance and a maximum allowable ripple current that is suf? cinet for the application. assuming the ripple current in the decoupling capacitors is about equal to the rms gate current, it can be estimated by the formula: x ii tf 3 rms p p = where i p = peak current; t p = base width of pulse; and f = frequency. capacitors c 6 and c 7 should be mounted as close to the driver as possible. 7 the peak reverse voltage rating of d 1 must be higher than the peak value of the igbt collector voltage. 8 the voltage level at pin 4 could go ?high? depending on the reverse recovery characteristics of d 1 . a 30v zener diode dz 1 is connected between pin 4 and pin 7 to prevent any problems caused by this. 9 if the short cicuit protection circuit is not used, a 4.7 k should be connected between pin 4 and pin 8. 10 the IGD1205W has a short circuit detection time delay of 1.6 s. suf? cient for most applications. if required, this can be extended by connecting a capacitor (c trip ) between pin 1 and pin 9. contact the factory for details. if used, c trip should be mounted as close to the driver as possible. 11 to help limit any transient voltage surges that could occur when a shor circuit is interrupted, a soft shutdown is provided by the IGD1205W. the default time is set to 4.5 s, but it can be adjusted from 2.5 s to 10 s by using either cf or rf. contact the factory for details. 12 if the IGD1205W short circuit protection is activated, it will immediately shut down the gate drive and pull pin 2 low to indicate a fault (via op 1 ). during normal operation, the collector of op 1 is pulled high by r 2 . in the event of a fault, the driver output is disabled and a fault signal is produced that lasts a minimum of 1 ms. the rc ? lter (c 5 and r 3 ) help provide noise immunity. if the short circuit protection circuit is not used, these components can be eliminated and pin 2 should be left open. 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 model number input power (v dd ) IGD1205W-12 12 vdc IGD1205W-15 15 vdc model selection guide
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