TEA1210TS Просмотр технического описания (PDF) - Philips Electronics

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TEA1210TS

High efficiency, high current DC/DC converter

Philips Electronics 

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4, 5, 12, 13

LX

7

ILIMH

SWITCH

10

ILIML

LPF

11

ILIMSEL

I/V

CONVERTER

N-type

POWER

FET

sense

FET

8, 9

GND

P-type POWER FET

I/V

CONVERTER

sense FET

START-UP

CIRCUIT

INTERNAL

SUPPLY

1, 16

UPOUT

TEA1210TS

CURRENT LIMIT

COMPARATORS

CONTROL LOGIC

AND

MODE GEARBOX

15

FB

TEMPERATURE

PROTECTION

13 MHz

OSCILLATOR

SYNC

GATE

TIME

COUNTER

BAND GAP

REFERENCE

DIGITAL CONTROLLER

2

3 6 14

SYNC

SHDWN PWM

U/D

MGR725

Fig.1 Block diagram.

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