STRF6630 Просмотр технического описания (PDF) - Allegro MicroSystems

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производитель

STRF6630

OFF-LINE QUASI-RESONANT FLYBACK SWITCHING REGULATORS

Allegro MicroSystems 

Series STR-F6600

OFF-LINE

QUASI-RESONANT FLYBACK

SWITCHING REGULATORS

V IN

4

UVLO

REF.

FUNCTIONAL BLOCK DIAGRAM

OVER-VOLT.

PROTECT

DRIVE

REG.

R

FAULT

LATCH

S

Q

TSD

OSC

3 DRAIN

2 SOURCE

1.0

0.8

0.6

0.4

0.2

0

25

2

–

r SS

+

1.45 V

c SS

–

+

0.73 V

FEEDBACK &

1 OVER-CURRENT

PROTECTION

GROUND

Dwg. FK-002-6

Allowable package power dissipation curves

are shown on page 10.

50

75

100

125

STARTING CHANNEL TEMPERATURE in °C

Dwg.

™TM

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

Copyright © 2000 Allegro MicroSystems, Inc.

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