201CNQ045PBF Datasheet, PDF (4/6 Pages) International Rectifier – SCHOTTKY RECTIFIER

201CNQ045PbF
Vishay High Power Products ^{Schottky Rectifier, 200 A}
180
170
160
DC
150
140
130 _{Square wave (D = 0.50)}
120 ^{80 % rated VR applied}
110
100
See note (1)
90
0 20 40 60
80 100 120 140 160
I_F(AV) - Average Forward Current (A)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
10 000
90
80
D = 0.08
D = 0.17
70
D = 0.25
D = 0.33
60
D = 0.50
50
RMS limit
40
30
DC
20
10
0
0
25
50
75 100 125 150
I_F(AV) - Average Forward Current (A)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
1000
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: 94154
Revision: 28-Apr-08