TL494(2015) Просмотр технического описания (PDF) - Unisonic Technologies

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TL494
(Rev.:2015)

VOLTAGE MODE PWM CONTROL CIRCUIT

Unisonic Technologies 

TL494

 PIN CONFIGURATION

LINEAR INTEGRATED CIRCUIT

 PIN DESCRIPTION

PIN No.

1, 16

2, 15

3

4

5

6

7

8

9

10

11

12

13

14

SYMBAL

NONINV INPUT

INV INPUT

FEEDBACK

DEAD-TIME CONTROL

CT

RT

GND

C1

E1

E2

C2

VCC

OUTPUT CONTROL

VREF

NAME AND FUNCTION

Error Amplifier NONINV Input

Error Amplifier INV Input

Output Feedback Voltage

Output DEAD-TIME Control

Timing Capacitor

Timing Resistor

Ground

Internal Power NPN Collect1

Internal Power NPN Emitter1

Internal Power NPN Emitter2

Internal Power NPN Collect2

Supply Voltage

Output mode select

Reference Voltage

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

2 of 8

QW-R103-004. J

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