powerex, inc., 200 e. hillis street, youngwood, pennsylvania 15697-1800 (724) 925-7272 hybrid ic igbt gate driver VLA507 1 8/05 description: VLA507 is a hybrid integrated circuit designed for driving igbt modules. this device operates as an isolation ampli?er for these modules and provides the required electrical isolation between the input and output with an opto- coupler. features: output is 3 amperes maximum two supply drive (v cc : 15 volts, v ee : -10 volts) sip outline allows more space on mounting area electrical isolation voltage between input and output (2500 v rms for 1 minute) ttl compatible input application: to drive igbt modules for welding, induction heating, or inverters. recommended igbt modules: nfh series igbts C v ces = 1200v up to 150a class (f: up to 30khz) nf series igbts C v ces = 600v up to 200a class (f: up to 20khz) v ces = 1200v up to 150a class (f: up to 20khz) outline drawing and circuit diagram 1 8 a b j c f g d d h e interface opto coupler 180 ? v cc v o v ee 2 1 6 7 8 k l 5 pin: nc dimensions inches millimeters a 1.18 max. 30.0 max. b 0.79 max. 20.0 max. c 0.28 max. 7.0 max. d 0.24 max. 6.0 max. e 0.10 2.54 f 2.16 max. 5.5 max. g 0.08 max. 2.0 max. h 0.70 17.78 j 0.180.06 4.51.5 k 0.02 0.5 l 0.01 0.25
VLA507 hybrid ic igbt gate driver powerex, inc., 200 e. hillis street, youngwood, pennsylvania 15697-1800 (724) 925-7272 2 8/05 absolute maximum ratings, t a = 25c unless otherwise speci?ed characteristics symbol VLA507 units supply voltage, dc v cc 18 volts v ee -12 volts input signal voltage (applied between pin 1 - 2, 50% duty cycle, pulse width 1ms) v i -1 ~ 7 volts output voltage (when the output voltage is "h") v o v cc volts output current i ohp -3 amperes (pulse width 2s, f 20khz) i olp 3 amperes isolation voltage (sine wave voltage 60hz, for 1 minute) v iso 2500 v rms case temperature t c 85 c operating temperature (no condensation allowable) t opr -20 to 70 c storage temperature (no condensation allowable) t stg -25 to 100* c *differs from h/c condition. electrical and mechanical characteristics, t a = 25c unless otherwise speci?ed, v cc = 15v, v ee = -10v, r g = 9 characteristics symbol test conditions min. typ. max. units supply voltage v cc recommended range 14 15 volts v ee recommended range -5 -8 -10 volts pull-up voltage on primary side v in recommended range 4.75 5 5.25 volts "h" input current i ih recommended range 15.2 16.0 19.0 ma switching frequency f recommended range 30 khz gate resistance r g recommended range 3.9 "h" input current i ih v in = 5v 16 ma "h" output voltage v oh 13 14 volts "l" output voltage v ol -8 -9 volts "l-h" propagation time t plh i ih = 16ma 0.4 0.8 s "l-h" rise time t r i ih = 16ma 0.3 1 s "h-l" propagation time t phl i ih = 16ma 0.4 0.9 s "h-l" fall time t f i ih = 16ma 0.3 1 s
VLA507 hybrid ic igbt gate driver powerex, inc., 200 e. hillis street, youngwood, pennsylvania 15697-1800 (724) 925-7272 3 8/05 t plh t phl t plh t phl 1.0 0.8 0.6 0.2 0.4 0 20 6 0 40 80 ambient tempera ture, t a , (c ) pr op agat ion dela y time l-h, t plh , (s) pr op agat ion dela y time h-l , t ph l , (s) t plh , t phl vs. t a chara cteristics (typical) 0 1.0 0.8 0.6 0.2 0.4 3 4 6 5 7 input signal volt age, v i , (v ol ts ) pr op agat ion dela y time l- h , t plh , (s) pr op agat ion dela y time h- l , t ph l , (s) t plh , t phl vs. v i chara cteristics (typical) 0 v cc = 15v v ee = -10 v r g = 9 ? v in = 5.0v load: cm100du-24nfh v cc = 15v v ee = -10 v r g = 9 ? t a = 25 c load: cm100du-24nfh r g = 3.9 ? or more * 2.5 2.0 1.5 0 0.5 1.0 0 20 40 6 0 8 0 100 ambient tempera ture, t a , ( c) tot al po wer dissip ation, p t , (w at ts ) p t vs. t a (maximum ra ting ) 13 9 10 11 12 6 7 8 2 1 3 5 4 0 5 10 20 25 30 15 35 suppl y volt ag e, (v cc + i v ee i ), (v ol ts ) dissip at ion current , i cc , (ma) i cc vs. (v cc + | v ee | ) chara cteristics (typical) 0 t a = 25 c * the f ollo wing number ical expression must be satisfied pt > (v cc + i v ee i ) * {(q 1 + i q 2 i ) * f + i cc } q 1 : gate charge on plus bias q 2 : gate charge on minus bias f: switching frequency i cc : constant dissipation current of dr iv er ref er to i cc vs . (v cc + iv ee i) character istics v cc v cc = 15v v ee = -10 v r g = 9 ? r g cm100du-24nfh 47 f 47 f v in + + v ee 5v 7 8 1 2 5 6 VLA507 notes: (1) power supply decoupling capacitors should be connected as close as possible to the pins of the gate driver. (2) power supply decoupling capacitors should be good quality, low esr types. (3) printed circuit layout should minimize wiring lengths and utilize shielding layers to suppress noise. v i v o 90% 50% 10% t r t f t plh t ph l switching time definitions application circuit switching time de?nitions
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