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UTC PC1031 LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R111-001,A
TV HORIZONTAL DEFLECTION
CIRCUIT
DESCRIPTION
UTC PC1031 is designed for B/W TV and small screen color
TV. It generates deflection signal and drives deflection coil.
FEATURES
*Low external components required
*Wide operating supply voltage(9V-18V)
*Adjustable synchronous input range
*Adjustable blanking voltage
*Large output current(2AP-P)
*Built in adjustable fly-back time
SIP-10H
APPLICATION CIRCUIT
8
4
7
5
6
2
1
10
3
9
Synchrous
signal
R1 R2
C1
C2
R4
2.7kΩ
C4
1µF/25V
R3
20kΩ
VR1
50kB
Field
synchrous
& field
oscillator
Sawtooth
generation
Power
output
Vcc
Field
blanking
Vcc 9-18V
R7
0.5~3Ω
1W
Deflection
coil
C10
47µF/10V
C8
2200µF
47µF
10V
VR3
2KB
R6 82Ω
C7
22µF/10V
C5
10µF/10V
VR2
20KB
R5
5.6kΩ
C12
100µF/25V
Ta
Synchrous
adjust
Ta
C6
22µF/10V
Ta
Field
linearity
adjust
Field
strength
adjust
C3
10µF/10V
Fig 1
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UTC PC1031 LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R111-001,A
ABSOLUTE MAXIMUN RATINGS(Ta=25°C)
PARAMETER SYMBOL VALUE UNIT
Supply Voltage VCC 20 V
Output Current IP-P 2 AP-P
Power Dissipation PD1 1.5(Ta=+75°C) W
Power dissipation PD2
2.15(Ta=+75°C)
With heat sink
(31.6 x 31.6 x 1mm3)
W
Operating temperature TOPR -20 ~ +75 °C
Storage Temp. TSTG -40 ~ +150 °C
ELECTRICAL CHARACTERISTICS(VCC=12V,Ta=25°C)
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT FIG
Supply Current ICC No signal input and load 15 30 46 mA 2
Output Voltage VN No signal input and load 5.6 6.0 6.4 V 2
Field osc Frequency fV Synchronization voltage on
Pin 5 is 1.3VP-P
¡ª
50/60
¡ª
HZ 2
Free osc Frequency fVO Cosc=1µF Ta,
Rosc=38.1KΩ
53 60 67 HZ 2
Synchronization Input
Range
∆f(PULL) Synchronization voltage on
Pin 5 is 1.3VP-P
-10 -12
¡ª
HZ 2
Free osc Frequency
Change with Supply
Voltage
∆fVO
fVO=60HZ,VCC=12V
fVO deviation for +-2V
change of Vcc
¡ª ¡ª
+-1.0 HZ 2
Synchronization
Range deviation with
Supply Voltage
∆f(PULL)
VCC
VCC is+-2V deviated from
12V
¡ª ¡ª
+-3.0 HZ 2
Output Saturation
Voltage
VSAT Io=0.7A
¡ª
1.3 1.6 V 2
Pin 4 Output Pulse
Width
tO Cosc=1µ F Ta,
Rosc=38.1KΩ
300 420 600 µsec 2