IRFY9140 查看數據表（PDF） - International Rectifier

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IRFY9140

POWER MOSFET THRU-HOLE (TO-257AA)

International Rectifier 

Fig 9. Maximum Drain Current Vs.

Case Temperature

10

IRFY9140, IRFY9140M

VDS

VGS

RG

RD

D.U.T.

VGS

Pulse Width ≤ 1 µs

Duty Factor ≤ 0.1 %

-

+ VDD

Fig 10a. Switching Time Test Circuit

VGS

10%

td(on) tr

td(off) tf

90%

VDS

Fig 10b. Switching Time Waveforms

1

D = 0.50

0.20

0.10

0.1

0.05

0.02

0.01

0.01

0.00001

PDM

SINGLE PULSE

(THERMAL RESPONSE)

t1

t2

Notes:

1. Duty factor D = t1 / t 2

2. Peak T J = P DM x Z thJC + TC

0.0001

0.001

0.01

0.1

1

t1, Rectangular Pulse Duration (sec)

Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case

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5

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