SDM9433 Просмотр технического описания (PDF) - Samhop Mircroelectronics

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Компоненты Описание

производитель

SDM9433

P-Channel Enhancement Mode MOSFET

Samhop Mircroelectronics 

S DM9433

-VDD

RL

V IN

D

V OUT

VG S

RGEN G

S

F igure 11. S witching T es t C ircuit

td(on)

VOUT

ton

tr

td(off)

90%

10%

toff

tf

90%

10%

VIN

10%

90%

50%

50%

INVE R TE D

PULS E WIDTH

F igure 12. S witching Waveforms

2

1

Duty C ycle=0.5

0.2

0.1

0.1

0.05

0.02

0.01

10-4

S ingle P uls e

10-3

10-2

10-1

1

S quare Wave P uls e Duration (s ec)

P DM

t1

t2

1. R thJA (t)=r (t) * R thJA

2. R thJA=S ee Datas heet

3. T J M-T A = P DM* R thJ A (t)

4. Duty C ycle, D=t1/t2

10

100

F igure 13. Normalized T hermal T rans ient Impedance C urve

5

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