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Ansaldo Trasporti s.p.a.
Unita' Semiconduttori
FAST RECOVERY DIODE ARF240
Repetitive voltage up to 2500 V
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 -
Mean forward current
A
Surge current 3 kA
FINAL SPECIFICATION
feb 97 - ISSUE : 04
Symbol Characteristic Conditions
[°C]
BLOCKING
V RRM Repetitive peak reverse voltage 150 2500 V
V RSM Non-repetitive peak reverse voltage 150 2600 V
I RRM Repetitive peak reverse current V=VRRM 150 50 mA
CONDUCTING
I F (AV) Mean forward current 180° sin ,50 Hz, Th=55°C, double side cooled 280 A
I F (AV) Mean forward current 180° square,50 Hz,Th=55°C,double side cooled 285 A
I FSM Surge forward current Sine wave, 10 ms 150 3 kA
I² t I² t
reapplied reverse voltage up to 50% VRSM
Value Unit
45 x1E3 A²s
V FM Forward voltage
V F(TO) Threshold voltage 150 1.50 V
r F Forward slope resistance 150 3.00 mohm
1000 A 25 4.8 V
SWITCHING
t rr Reverse recovery time I F = 200 A 2.0 µs
Q rr Reverse recovery charge
I rr Peak reverse recovery current
s Softness (s-factor), min 0.4
V FR Peak forward recovery di/dt = 400 A/µs 150 30 V
di/dt = 80 A/µs
VR = 100 V
150 90 µC
90 A
MOUNTING
R th(j-h) Thermal impedance Junction to heatsink, double side cooled 95 °C/kW
T j Operating junction temperature -30 / 150 °C
F Mounting force 4.5 / 5.0 kN
Mass 55 g
ORDERING INFORMATION : ARF240 S 25
standard specification
VRRM/100
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ARF240 FAST RECOVERY DIODE
FINAL SPECIFICATION feb 97 - ISSUE : 04
DISSIPATION CHARACTERISTICS
1200
SQUARE WAVE
1000
800
600
30°
60°
120°
90°
DC
180°
400
200
0
0 50 100 150 200 250 300 350 400
Mean Forward Current [A]
SINE WAVE
1000
900
800
700
30°
60°
120°
90°
180°
DC
600
DC
500
400
300
200
100
0
0 50 100 150 200 250 300 350 400
Mean Forward Current [A]