TEA1024T Просмотр технического описания (PDF) - Philips Electronics

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TEA1024T

High efficiency DC/DC converter

Philips Electronics 

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5

LX

I/V

CONVERTER

N-type

POWER

FET

sense

FET

P-type POWER FET

I/V

CONVERTER

sense FET

START-UP

CIRCUIT

TEA1204T

IIimP

IIimN

CONTROL LOGIC

AND

MODE GEARBOX

TEMPERATURE

PROTECTION

20 MHz

OSCILLATOR

ROM

TIME

COUNTER

DIGITAL CONTROLLER

BANDGAP

REFERENCE

3

UPOUT/DNIN

4

SENSE

6

GND

1

2

U/D

VSEL

7

8

BURST SHDWN

MGK923

Fig.1 Block diagram.

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