2 3QL75AK-22 thru 3ql75as-22 1. ?? feature & dimension features l package with screw terminals l isolation voltage 3000 v~ l glass passivated chips l blocking voltage up to 1600 v l low forward voltage drop l ul registered e231047 applications l supplies for dc power equipment l input rectifiers for pwm inverter l battery dc power supplies l field supply for dc motors advantages l easy to mount with two screws l space and weight savings l improved temperature and power cycling 2. ? product characteristic electrical and thermal characteristics tc=25 c unless otherwise specified item symbol 3QL75AK 3ql75ao 3ql75aq 3ql75as unit maximum repetitive voltage vrm 800 1200 1400 1600 v maximum rms voltage vrms 560 840 980 1120 v maximum dc blocking voltage vdc 800 1200 1400 1600 v 10 ua peak reverse current (per leg) @tj = 25 c at rated dc blocking voltage @tj = 125 c ir 8 ma average recified forward current 60hz sine wave,r-load with heatsink tc=100 io 75 a tj=45 vr=0 t=10ms (50hz),sine t=8.3ms(60hz),sine tj=150 vr=0 t=10ms (50hz),sine t=8.3ms(60hz),sine i fsm 800 850 690 720 a tj=45 vr=0 t=10ms (50hz),sine t=8.3ms(60hz),sine tj=150 vr=0 t=10ms (50hz),sine t=8.3ms(60hz),sine i 2 t 3150 3650 2250 2500 a 2 s
3 3QL75AK-22 thru 3ql75as-22 storage temperature tstg -40 to +150 50/60hz rms t=1 min iisol 1ma t=1 s visol 2500 3000 v~ mounting torque(m5) terminal connection torque(m5) md recommended value 1.5~2.5 5 15% n m typical weight 160 g i f =75a t j =25 v f 1.3 v for power-loss calculations only v t0 0.8 v per diode dc current per module r thjc 1.1 0.18 k/w k/w per diode dc current(typ.) per module(typ.) r thcs 0.42 0.07 k/w k/w creeping distance on surface ds 10 mm creeping distance in air da 9.4 mm max. allowable acceleration a 50 m/s 2
4 3QL75AK-22 thru 3ql75as-22 3. characteristic curve fig.1. output current vs. allowable case temp fig.2. output current vs. power dissipa on fig.3.surge overload characteris cs vs. me fig.4.forward characteris cs of a diode arm fig.5.transient thermal impedance vs. me
5 3QL75AK-22 thru 3ql75as-22 4. ??Z marking identification note ?? 3 ql 75 as -22 highly size =22mm bridge reverse voltage=1600v average rectified forward current=75a mean ql series bridge mean three phase bridge
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