STPS1045B 데이터 시트보기 (PDF) - International Rectifier

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STPS1045B

SCHOTTKY RECTIFIER 10 Amp

International Rectifier 

STPS1045B

Bulletin PD-20754 rev. A 02/02

180

170

DC

160

150

Square wave (D = 0.50)

80% Rated Vr applied

see note (2)

140

0 2 4 6 8 10 12 14 16

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

Fig. 5 - Maximum Allowable Case Temperature

Vs. Average Forward Current

1000

16

14

12

RMS Limit

10

8

D = 0.20

D = 0.25

6

D = 0.33

4

D = 0.50

DC

D = 0.75

2

0

0 2 4 6 8 10 12 14 16

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

Fig. 6 - Forward Power Loss Characteristics

100

At Any Rated Load Condition

And With Rated Vrrm Applied

Following Surge

10

10

100

1000

10000

Square Wave Pulse Duration - t p (microsec)

Fig. 7 - Maximum Non-Repetitive Surge Current

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

Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6);

PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR

4

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