C&H Technology 82CNQ030A - Manual (Page 5)

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4 Revision: 12-Aug-08
82CNQ030A
Vishay High Power Products Schottky Rectifier
New Generation 3
D-61 Package, 2 x 40 A
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
Fig. 8 - Unclamped Inductive Test Circuit
125
130
135
140
150
145
Allowable Case Temperature (°C)
I
F(AV)
- Average Forward Current (A)
40 30 10 20 50 60 0
DC
R
thJC
(DC) = 0.85 °C/W
0
15
20
10
5
25
Average Power Loss (W)
I
F(AV)
- Average Forward Current (A)
20 10 30 40 60 50 0
DC
RMS limit
D = 0.08
D = 0.17
D = 0.25
D = 0.33
D = 0.50
100
10 000
1000
I FSM
- Non-Repetitive Surge Current (A)
t
p
- Square Wave Pulse Duration (µs)
100 1000 10 000 10
At any rated load condition
and with rated V
RRM
applied
following surge
Current
monitor
High-speed
switch
D.U.T.
R
g
= 25 Ω
+
Freewheel
diode
V
d
= 25 V
L
IRFP460
40HFL40S02