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VS-8EWH06FNHM3 Datasheet, PDF (4/7 Pages) Vishay Siliconix – Hyperfast Rectifier, 8 A FRED Pt
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180
170
160
150
DC
140 Square wave (D = 0.50)
130 rated VR applied
120
see note (1)
110
0
2
4
6
8 10 12 14
IF(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
20
18
RMS Limit
16
14
12
10
8
6
4
2
0
0
D = 0.01
D = 0.02
D = 0.05
D = 0.1
D = 0.2
D = 0.5
DC
2
4
6
8
10 12
IF(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics
Note
(1) Formula used: TC = TJ - (Pd + PdREV) x RthJC;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = Rated VR
VS-8EWH06FNHM3
Vishay Semiconductors
50
45
40
8 A, TJ = 125 °C
35
30
25
8 A, TJ = 25 °C
20
15
10
100
1000
dIFdt (A/μs)
Fig. 7 - Typical Reverse Recovery Time vs. dIF/dt
350
300
250
200
8 A, TJ = 125 °C
150
100
8 A, TJ = 25 °C
50
0
100
1000
dIFdt (A/μs)
Fig. 8 - Typical Stored Charge vs. dIF/dt
Revision: 10-Jul-15
4
Document Number: 94739
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