PC494 Просмотр технического описания (PDF) - NEC => Renesas Technology

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Компоненты Описание

производитель

PC494

SWITCHING REGULATOR CONTROL CIRCUIT

NEC => Renesas Technology 

BLOCK DIAGRAM

VCC 12

Ref Out 14

GND 7

RT 6

CT 5

Dead-Time

Control 4

Non-Inv. Input 1

Inv. Input 2

Non-Inv. Input 16

Inv. Input 15

Feed-Back 3

Reference Low Voltage

Regulator Stop

Oscillator

Dead-Time

+ Comparator

–

EA I

+

–

+ EA II

+

–

PWM

Comparator

–

13 Output Control

F

8 C1

T/

9 E1

F

11 C2

10 E2

µPC494

2

Data Sheet G12649EJ4V0DS00

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