403CNQ100PBF Datasheet, PDF (4/6 Pages) International Rectifier – SCHOTTKY RECTIFIER 400 Amp

403CNQ100PbF
Bulletin PD-21111 12/05
180
160
DC
140
120
Square wave (D=0.50)
80% rated Vr applied
100
200
D = 0.08
D = 0.17
D = 0.25
150 _D=0.33
D = 0.50
100
DC
RMS Limit
50
see note (2)
80
0 50 100 150 200 250 300
Average Forward Current - I_F(AV) (A)
Fig. 5 - Max. Allowable Case Temperature
Vs. Average Forward Current (Per Leg)
0
0 50 100 150 200 250 300
Average Forward Current - I_F(AV) (A)
Fig. 6 - Forward Power Loss Characteristics
(Per Leg)
100000
At Any Rated Load Condition
And With Rated V _RRM Applied
Following Surge
10000
DUT
CURRENT
MONITOR
1000
10
100
1000
10000
Square Wave Pulse Duration - t_p (microsec)
Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)
L
IRFP460
Rg = 25 ohm
HIGH-SPEED
SWITCH
FREE-WHEEL
DIODE
40HFL40S02
+ ^{Vd = 25 Volt}
Fig. 8 - Unclamped Inductive Test Circuit
(2) Formula used: T_C = T_J - (Pd + Pd_REV) x R_thJC;
Pd = Forward Power Loss = I_F(AV) x V_FM @ (I_F(AV) / D) (see Fig. 6);
Pd_REV = Inverse Power Loss = V_R1 x I_R (1 - D); I_R @ V_R1 = 80% rated V_R
4
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