PC1379_15 Datasheet, PDF (1/4 Pages) Unisonic Technologies – 1-CHIP DEFECTION SYSTEM

UTC PC1379 LINEAR INTEGRATED CIRCUIT
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-Osc
Control
V-Osc
2
3
1
SYNC
SEParation 16
Output
SYNC
SEParation 15
Input
V-OSC
SYNC-SEP
V-Vcc
4
Boot Flykack
Strap Adjusting
5 11
Boot
Strap
7
V-AMP
Fly Back
Generator
8
V-
Output
6
NF
H.AFC
Input 14
H-AFC
13
H-AFC
Output
H-OSC
12
H-Osc
Control
H-PREDRIVERS
REGUALTOR
10 H-Vcc
9
H-
Output
UTC UNISONIC TECHNOLOGIES CO., LTD. ¹
QW-R111-005,A