Manual

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Document Number: 93469
2 Revision: 21-Dec-10
VSMD400AW60, VSMD400CW60
Vishay Semiconductors
Standard Recovery Diodes, 400 A
Preliminary
Note
• Table shows the increment of thermal resistance R
thJC
when devices operate at different conduction angles than DC
FORWARD CONDUCTION
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum average forward current at case
temperature per leg
I
F(AV)
180° conduction, half sine wave
200 A
133 °C
Maximum RMS forward current per leg I
F(RMS)
DC at 137 °C case temperature 314
A
Maximum peak, one-cycle forward,
non-repetitive surge current per leg
I
FSM
t = 10 ms
No voltage
reapplied
Sinusoidal half wave,
initial T
J
= T
J
maximum
2500
t = 8.3 ms 2620
t = 10 ms
100 % V
RRM
reapplied
2100
t = 8.3 ms 2200
Maximum I
2
t for fusing per leg I
2
t
t = 10 ms
No voltage
reapplied
32
kA
2
s
t = 8.3 ms 29
t = 10 ms
100 % V
RRM
reapplied
22
t = 8.3 ms 20
Maximum I
2
√t for fusing per leg I
2
√t t = 0.1 ms to 10 ms, no voltage reapplied 311 kA
2
√s
Low level value of threshold voltage per leg V
F(TO)1
(16.7 % x π x I
F(AV)
< I < π x I
F(AV)
), T
J
= T
J
maximum 0.73
V
High level value of threshold voltage per leg V
F(TO)2
(I > π x I
F(AV)
), T
J
= T
J
maximum 0.85
Low level value of forward
slope resistance per leg
r
f1
(16.7 % x π x I
F(AV)
< I < π x I
F(AV)
), T
J
= T
J
maximum 1.52
mΩ
High level value of forward
slope resistance per leg
r
f2
(I > π x I
F(AV)
), T
J
= T
J
maximum 1.36
Maximum forward voltage drop per leg V
FM
I
FM
= 200 A, T
J
= 25 °C, t
p
= 400 μs square wave 1.31 V
BLOCKING
PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS
Maximum peak reverse leakage
current per module
I
RRM
T
J
= 175 °C 12 mA
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER SYMBOL MIN. TYP. MAX. UNITS
Thermal resistance,
junction to case
per leg
R
thJC
- - 0.10
°C/W
per module - - 0.05
Thermal resistance,
case to heatsink per module
R
thCS
-0.10-
Weight
-68- g
-2.4-oz.
Mounting torque 30 (3.4) - 40 (4.6)
lbf · in
(N · m)
Mounting torque center hole 12 (1.4) - 18 (2.1)
Terminal torque 30 (3.4) - 40 (4.6)
Vertical pull - - 80
lbf · in
2” lever pull - - 35
Case style TO-244
ΔR CONDUCTION PER JUNCTION
DEVICES
SINE HALF WAVE CONDUCTION RECTANGULAR WAVE CONDUCTION
UNITS
180° 120° 90° 60° 30° 180° 120° 90° 60° 30°
VSMD400.W60 0.041 0.047 0.060 0.084 0.131 0.029 0.049 0.064 0.087 0.132 °C/W