43CTQ100-1(1999) データシートの表示（PDF） - International Rectifier

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43CTQ100-1
(Rev.:1999)

SCHOTTKY RECTIFIER

International Rectifier 

43CTQ..., 43CTQ...S, 43CTQ...-1

PD-20542 rev. B 11/99

180

170

160

DC

150

140

13 0

Square wave (D = 0.50)

80% Rated V Rapplied

120

110

see note (2)

100

0

5 10 15 20 25 30

Average Forward Current - I F(AV) (A)

Fig. 5 - Max. Allowable Case Temperature

Vs. Average Forward Current (Per Leg)

1 00 0

20

D = 0.20

D = 0.25

D = 0.33

15 D = 0.50

D = 0.75

RMS Limit

10

DC

5

0

0 5 10 15 20 25 30

Average Forward Current - I F(AV) (A)

Fig. 6 - Forward Power Loss Characteristics

(Per Leg)

DUT

C URRE NT

MON ITOR

At Any Rated Load Condition

And With Rated V RRM Applied

Follow ing Surge

1 00

10

100

1 00 0

10 0 00

Square Wave Pulse Duration - t p(microsec)

Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg)

L

IRFP460

Rg = 25 ohm

HIGH-SPE ED

SW IT C H

FR EE- W HEEL

D IO D E

40HFL40S02

+ V d = 25 V olt

Fig. 8 - Unclamped Inductive Test Circuit

(2) Formula used: TC = TJ - (Pd + PdREV) x RthJC ;

Pd = Forward Power Loss = I x V @ (I / D) (see Fig. 6);

F(AV) FM

F(AV)

PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1= 10 V

4

www.irf.com

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