400DMQ datasheet(4/5 Pages) IRF

tên linh kiện	400DMQ

Giải thích chi tiết về linh kiện	The 400DMQ high current, Schottky rectifier doubler module series has been optimized for very low forward voltage drop, with moderate leakage.

PDF	5 Pages

Scroll/Zoom	100%

nhà sản xuất	IRF [International Rectifier]

Trang chủ	http://www.irf.com

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4 / 5 page

400DMQ... Series

Bulletin PD-20736 rev. B 10/02

www.irf.com

Fig.8-Unclamped Inductive Test Circuit

FREE-WHEEL

DIODE

40HFL40S02

CURRENT

MONITOR

HIGH-SPEED

SWITCH

IRFP460

DUT

Rg = 25 ohm

Vd = 25 Volt

(2) Formula used: T

= T

- (Pd + Pd

REV

) x R

thJC

;

Pd = Forward Power Loss = I

F(AV)

x V

@ (I

F(AV) /

D) (see Fig. 6);

REV

= Inverse Power Loss = V

x I

(1 - D); I

@ V

= 80% rated V

Fig. 5 - Max. Allowable Case Temperature

Vs. Average Forward Current

Fig. 6 - Forward Power Loss Characteristics

AverageForwardCurrent-I

F(AV)

(A)

AverageForwardCurrent-I

F(AV)

(A)

SquareWavePulseDuration-t

(microsec)

Fig. 7 - Max. Non-Repetitive Surge Current

100

200

300

400

500

100

200

300

400

500

600

RMS Limit

D = 0.20

D = 0.25

D = 0.33

D = 0.50

D = 0.75

1000

10000

100000

100

1000

10000

At Any Rated Load Condition

And With Rated V

Applied

Following Surge

RRM

120

150

180

200

400

600

see note (2)

Square wave (D = 0.50)

80% Rated V applied

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