STANDARD RECOVERY DIODE
DS402ST
INTERNATIONAL
SURGE RATINGS
Parameter
Conditions
10ms half sine; Tcase = 175oC
VR = 50% VRRM - 1/4 sine
10ms half sine; Tcase = 175oC
VR = 0
Max.
4.5
Units
kA
Symbol
IFSM
Surge (non-repetitive) forward current
I2t for fusing
I2t
101 x 103
5.6
A2s
kA
IFSM
Surge (non-repetitive) forward current
I2t for fusing
I2t
155 x 103
A2s
THERMAL AND MECHANICAL DATA
Conditions
Min.
Max. Units
Parameter
Symbol
-
-
0.08
0.16
oC/W
oC/W
dc
Double side cooled
Rth(j-c)
Anode dc
Thermal resistance - junction to case
Single side cooled
Cathode dc
Double side
-
0.16
0.02
0.04
185
175
200
oC/W
oC/W
oC/W
oC
-
Clamping force 4.5kN
with mounting compound
Thermal resistance - case to heatsink
Virtual junction temperature
Rth(c-h)
Single side
-
-
On-state (conducting)
Reverse (blocking)
Tvj
-
oC
Tstg
-
Storage temperature range
Clamping force
-55
oC
3.5
5.0
kN
CHARACTERISTICS
Symbol
Parameter
Forward voltage
Peak reverse current
Conditions
Min.
Max. Units
VFM
IRRM
VTO
rT
At 450A peak, Tcase = 25oC
At VRRM, Tcase = 175oC
At Tvj = 175˚C
-
-
-
-
1.25
15
V
mA
V
Threshold voltage
Slope resistance
0.81
0.84
At Tvj = 175˚C
mΩ
2
www.rectifierindia.com
April 2011