VS-6CWH02FNHM3 Datasheet, PDF (4/7 Pages) Vishay Siliconix – Ultrafast Rectifier, 2 x 3 A FRED Pt®

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180
170
DC
160
150
140
Square wave (D=0.50)
rated Vr applied
see note (1)
130
0
1
2
3
4
5
Average Forward Current - IF_(AV)(A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
5
4
RMS Limit
3
D = 0.01
D = 0.02
D = 0.05
2
D = 0.1
D = 0.2
D = 0.5
1
DC
0
0
1
2
3
4
5
Average Forward Current - IF_(AV)(A)
Fig. 6 - Forward Power Loss Characteristics
Note
(1) _{Formula used: TC = TJ - (Pd + PdREV) x RthJC;ï€} 
Pd = Forward power loss = I_F(AV) x V_FM at (I_F(AV)/D) (see fig. 6);
Pd_REV = Inverse power loss = V_R1 x I_R (1 - D); I_R at V_R1 = Rated V_R
VS-6CWH02FNHM3
Vishay Semiconductors
50
IF = 3 A
40
IF = 6 A
30
20
V_R= 30V
T_J = 125˚C
T_J = 25˚C
10
100
1000
di _F /dt (A/μs )
Fig. 7 - Typical Reverse Recovery vs. dI_F/dt
140
120
V_R= 30V
T_J= 125˚C
T_J= 25˚C
100
IF = 6 A
IF = 3 A
80
60
40
20
0
100
1000
di _F /dt (A/μs )
Fig. 8 - Typical Stored Charge vs. dI_F/dt
Revision: 02-Aug-12
4
Document Number: 94743
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