ARF678 Datasheet, PDF (1/4 Pages) Power Semiconductors – FAST RECOVERY DIODE

ANSALDO
Ansaldo Trasporti s.p.a.
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FAST RECOVERY DIODE
FINAL SPECIFICATION
apr 97 - ISSUE : 01
ARF678
Repetitive voltage up to
Mean forward current
Surge current
Symbol Characteristic
BLOCKING
V RRM
Repetitive peak reverse voltage
V RSM
Non-repetitive peak reverse voltage
I RRM
Repetitive peak reverse current
Conditions
V=VRRM
CONDUCTING
I F (AV)
Mean forward current
180° sin ,50 Hz, Th=55°C, double side cooled
I F (AV)
I FSM
I² t
V FM
V F(TO)
rF
Mean forward current
Surge forward current
I² t
Forward voltage
Threshold voltage
Forward slope resistance
180° square,50 Hz,Th=55°C,double side cooled
Sine wave, 10 ms
reapplied reverse voltage up to 50% VRSM
Forward current =2000 A
SWITCHING
t rr
Reverse recovery time
Q rr
Reverse recovery charge
I rr
Peak reverse recovery current
s
Softness (s-factor), min
V FR
Peak forward recovery
I F = 1000 A
di/dt= 250 A/µs
VR = 50 V
di/dt= 400 A/µs
MOUNTING
R th(j-h)
Thermal impedance
Tj
Operating junction temperature
F
Mounting force
Mass
Junction to heatsink, double side cooled
ORDERING INFORMATION : ARF678 S 45
standard specification
VRRM/100
4500 V
1690 A
27 kA
Tj
[°C] ^{Value Unit}
150 4500
V
150 4600
V
150 150
mA
1690
A
1735
A
150 27
kA
2880 x1E3 A²s
25
2.40
V
150
1.30
V
150
0.650 mohm
4.2
µs
150
1350
µC
650
A
0.5
150
40
V
14.0 °C/kW
-30 / 150 °C
35.0 / 40.0 kN
850
g