IRK.56, .71 Series
2
Bulletin I27140 rev. E 10/02
www.irf.com
Voltage VRRM , maximum repetitive VRSM , maximum non- IRRM max.
Type number Code peak reverse voltage repetitive peak rev. voltage @ 150°C
VVmA
04 400 500
06 600 700
08 800 900
IRK.56/ .71 10 1000 1100 10
12 1200 1300
14 1400 1500
16 1600 1700
ELECTRICAL SPECIFICATIONS
Voltage Ratings
IF(AV) Max. average forward current 60 80 A 180° conduction, half sine wave
@ Case temperature 100 100 °C
IF(AV) Max. average forward current 55 70 A 180° conduction, half sine wave
@ Case temperature 105 108 °C
IF(RMS) Max. RMS forward current 94 126 A DC @ 92°C case temperature
IFSM Max. peak, one-cycle forward, 1600 1790 t = 10ms No voltage
non-repetitive surge current 1680 1870 t = 8.3ms reapplied
1350 1500 t = 10ms 100% VRRM
1420 1570 t = 8.3ms reapplied Sinusoidal half wave,
I2t Maximum I2t for fusing 12.89 15.90 t = 10ms No voltage Initial TJ = TJ max.
11.76 14.53 t = 8.3ms reapplied
9.12 11.25 t = 10ms 100% VRRM
8.32 10.23 t = 8.3ms reapplied
I2√t Maximum I2√t for fusing 128.9 159.0 KA2√s t = 0.1 to 10ms, no voltage reapplied
VF(TO)1 Low level value of threshold
voltage
VF(TO)2 High level value of threshold
voltage
rf1 Low level value of forward
slope resistance
rf2 High level value of forward
slope resistance
VFM Max. forward voltage drop 1.51 1.50 V IFM = π x IF(AV), TJ = 25°C, tp = 400µs square wave
Parameter IRK.56 IRK.71 Units Conditions
Forward Conduction
0.96 0.83 (16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
1.03 0.92 (I > x π x IF(AV)), TJ = TJ max.
2.48 2.40 (I > x π x IF(AV)), TJ = TJ max.
2.81 2.68 (16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
KA2s
A
mΩ
V
IRRM Max. peak reverse leakage
current
VINS RMS isolation voltage 3500 (1 sec) V 50 Hz, circuit to base, all terminals shorted
Blocking
10 mA TJ = 150oC
Parameter IRK.56 IRK.71 Units Conditions
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