POSEICO ARF322S16 Datasheet
Tj
Forward current =
ANSALDO
Ansaldo Trasporti s.p.a.
Unita' Semiconduttori
FAST RECOVERY DIODE ARF322
Repetitive voltage up to 1600 V
Mean forward current 740 A
Surge current 11 kA
FINAL SPECIFICATION
ott 97 - ISSUE : 04
Via N. Lorenzi 8 - I 16152 GENOVA - ITALY
Tel. int. +39/(0)10 6556549 - (0)10 6556488
Fax Int. +39/(0)10 6442510
Tx 270318 ANSUSE I -
Symbol Characteristic Conditions
[°C]
Value Unit
BLOCKING
V RRM Repetitive peak reverse voltage 125 1600 V
V RSM Non-repetitive peak reverse voltage 125 1700 V
I RRM Repetitive peak reverse current V=VRRM 125 50 mA
CONDUCTING
I F (AV) Mean forward current 180° sin ,50 Hz, Th=55°C, double side cooled 740 A
I F (AV) Mean forward current 180° square,50 Hz,Th=55°C,double side cooled 740 A
I FSM Surge forward current Sine wave, 10 ms 125 11 kA
I² t I² t
V FM Forward voltage
V F(TO) Threshold voltage 125 0.90 V
r F Forward slope resistance 125 0.500 mohm
reapplied reverse voltage up to 50% VRSM
605 x1E3 A²s
1200 A 25 1.65 V
SWITCHING
t rr Reverse recovery time I F = 1000 A 2.0 µs
Q rr Reverse recovery charge
I rr Peak reverse recovery current
s Softness (s-factor), min 0.5
V FR Peak forward recovery di/dt= 100 A/µs 4 V
di/dt= 60 A/µs
VR = 50 V
125 60 µC
70 A
MOUNTING
R th(j-h) Thermal impedance Junction to heatsink, double side cooled 52 °C/kW
T j Operating junction temperature -30 / 125 °C
F Mounting force 8.4 / 9.4 kN
Mass 280 g
ORDERING INFORMATION : ARF322 S 16
standard specification
VRRM/100
ARF322 FAST RECOVERY DIODE
Power Dissipation [W]
ANSALDO
Power Dissipation [W]
FINAL SPECIFICATION ott 97 - ISSUE : 04
DISSIPATION CHARACTERISTICS
1400
1200
1000
800
30°
600
400
SQUARE WAVE
90°
60°
120°
DC
DC
180°
200
0
0 200 400 600 800 1000
Mean Forward Current [A]
SINE WAVE
1400
1200
1000
800
600
120°
90°
60°
30°
DC
180°
400
200
0
0 200 400 600 800 1000
Mean Forward Current [A]
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