UTC PC1379
DESCRIPTION
LINEAR INTEGRATED CIRCUIT
1-CHIP DEFECTION SYSTEM
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)
DIP-16H
VERTICAL SECTION
*Vertical Oscillator
*Vertical Pre-drivers
*Vertical Output
*Fly-back generators
BLOCK DIAGRAM
V-Osc
Control
V-Osc
V-Vcc
Boot
Strap
Flykack
Adjusting
Boot
Strap
2
1
SYNC
SEParation
Output
SYNC
SEParation
Input
3
4
5
11
7
V-AMP
V-OSC
8
V-
Output
16
15
SYNC-SEP
Fly Back
Generator
6
NF
H.AFC
Input
14
H-AFC
H-OSC
H-PREDRIVERS
REGUALTOR
10
H-Vcc
13
H-AFC
Output
12
H-Osc
Control
9
H-
Output
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R111-005,A