20CJQ100PBF Datasheet, PDF (4/6 Pages) Vishay Siliconix – Schottky Rectifier, 2 x 1 A

20CJQ100PbF
Vishay High Power Products ^{Schottky Rectifier, 2 x 1 A}
200
180
160
DC
140
120 ^{Square wave (D = 0.50)}
80 % rated V_R applied
100
80
See note (1)
60
0
0.5 1.0 1.5 2.0 2.5 3.0
I_F(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current
1000
2.5
DC = 0.20
DC = 0.25
DC = 0.33
2.0
DC = 0.50
DC = 0.75
1.5
RMS limit
1.0
DC
0.5
0.5
1.0
1.5
2.0
2.5
3.0
I_F(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics
At any rated load condition
and with rated V_RRM applied
following surge
100
10
10
100
1000
10 000
t_p - Square Wave Pulse Duration (µs)
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
D.U.T.
Current
monitor
L
IRFP460
R_g = 25 Ω
High-speed
switch
Freewheel
diode
+ ^{Vd = 25 V}
40HFL40S02
Fig. 8 - Unclamped Inductive Test Circuit
Note
(1) _{Formula used: TC = TJ - (Pd + PdREV) x RthJC;}
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 = 80 % rated V_R
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4
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Document Number: 94161
Revision: 21-Aug-08