UTCPC1379

LINEAR INTEGRATED CIRCUIT

QW-R111-005,A

1-CHIP DEFECTION SYSTEM

DESCRIPTION

The UTC PC1379 consists of a vertical system, including

function and a horizontal system, including an AFC function.

It is for use in small size color TVs, B/W TV receivers and

monitors.

FEATURES

*Low power consumption, direct deflection coil driving

capability(Fly-back voltage two times as high supply voltage

is supplied during fly-back period only)

*Variable circuit of vertical retrace time on chip

FUNCTIONS

HORIZONTAL SECTION

*SYNC separation

*Horizontal Oscillators

*Horizontal Pre-drivers

*Horizontal AFCs

*Shunt Regulator(Typical 6.7V)

VERTICAL SECTION

*Vertical Oscillator

*Vertical Pre-drivers

*Vertical Output

*Fly-back generators

DIP-16H

BLOCK DIAGRAM

V-AMP

REGUALTOR

H-PREDRIVERS

H-OSC

H-AFC

SYNC-SEP

V-OSC

Fly Back

Generator

2

3

5

11

4

7

8

6

10

9

12

13

14

15

16

1

V-Osc

Control

V-Osc

V-Vcc

Boot

Strap

NF

Boot

Strap

V-

Output

H-

Output

Flykack

Adjusting

H-Osc

Control

H-Vcc

H-AFC

Output

H.AFC

Input

SYNC

SEParation

Input

SYNC

SEParation

Output