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TECHNICAL DATA
DATA SHEET 655, REV. -
THERMAL AND POWER DATA
Symbol Parameter
Test Conditions
Value
Unit
Rth (j-c)
Junction to case thermal resistance
Per Diode
5.0
Rth (c)
Coupling
0.2
Rth (j-c)
Junction to case thermal resistance
Total
2.6
°C/W
P1
Conduction power dissipation for
both diodes
IF(AV) = 8A δ = 0.5
TC = 80°C
27
W
STATIC ELECTRICAL CHARACTERISTICS (for both diodes)
Symbol
Parameter
Test Conditions
Min.
Typ. Max.
Unit
Tj = 25
°C
-
10
IR *
Reverse leakage
current
VR = VRRM
Tj = 125
°C
-
15
100
A
Tj = 25
°C
-
3.6
VF **
Forward voltage
drop
IF = 8A
Tj = 125
°C
-
2.1
2.6
V
Pulse test: * tp = 5 ms,
δ < 2%
** tp = 380
s, δ < 2%
To evaluate the maximum conduction losses use the following equation:
P = 1.8 x IF(AV) + 0.1 IF
2
(RMS)
RECOVERY CHARACTERISTICS
Symbol
Test Conditions
Min.
Typ. Max.
Unit
IF = 0.5A
Irr = 0.25A
IR = 1A
-
13
-
trr
IF = 1A
dlF/dt = -50A/s VR = 30V
Tj = 25
°C
-
30
ns
IRM
-
4.0
5.5
A
Sfactor
VR = 400V IF = 8A dlF = -200 A/s
Tj = 125
°C
-
0.4
-
TURN-ON SWITCHING CHARACTERISTICS
Symbol
Test Conditions
Min.
Typ. Max.
Unit
tfr
IF = 8A
dlF/dt = 100A/s,
Measured at 1.1 x VF max
Tj = 25
°C
-
200
ns
VFP
IF = 8A
dlF/dt = 100A/s
Tj = 25
°C
-
7.0
V
APPLICATION DATA:
The Free Wheeling Switch is especially designed to provide the lowest overall power losses in any “Free
Wheel Mode” application considering both diode and companion transistor, thus optimizing overall
performance in the end application.
SHD326213