UTC PC1031 LINEAR INTEGRATED CIRCUIT 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 Vcc 9-18V Synchrous adjust C12 100µF/25V VR1 50kB Field blanking Vcc 2 R7 0.5~3Ω 1W 10 C10 47µF/10V 9 R3 20kΩ Deflection coil 6 Field synchrous & field oscillator C4 1µF/25V Ta R1 Synchrous signal R2 C1 C3 10µF/10V Sawtooth generation C8 2200µF Power output 1 47µF 10V 5 C2 R4 2.7kΩ 3 4 8 C7 22µF/10V 7 Ta C5 10µF/10V R5 5.6kΩ VR2 20KB Field strength adjust C6 22µF/10V Ta R6 82Ω Field linearity adjust VR3 2KB Fig 1 UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R111-001,A UTC PC1031 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUN RATINGS(Ta=25°C) SYMBOL VALUE UNIT Supply Voltage Output Current Power Dissipation PARAMETER VCC IP-P PD1 V AP-P W Power dissipation PD2 20 2 1.5(Ta=+75°C) 2.15(Ta=+75°C) With heat sink TOPR TSTG (31.6 x 31.6 x 1mm3) -20 ~ +75 -40 ~ +150 Operating temperature Storage Temp. W °C °C ELECTRICAL CHARACTERISTICS(VCC=12V,Ta=25°C) SYMBOL TEST CONDITIONS MIN TYP MAX UNIT FIG Supply Current PARAMETER 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 HZ 2 Free osc Frequency fVO HZ 2 HZ 2 ¡ ª 50/60 ¡ ª Pin 5 is 1.3VP-P Cosc=1µF Ta, 53 60 -10 -12 67 Rosc=38.1KΩ Synchronization Input ∆f(PULL) Range Synchronization voltage on ¡ ª Pin 5 is 1.3VP-P fVO=60HZ,VCC=12V Free osc Frequency ∆fVO fVO deviation for +-2V change of Vcc Change with Supply ¡ ª ¡ ª +-1.0 HZ 2 ª +-3.0 HZ 2 Voltage Synchronization Range deviation with ∆f(PULL) VCC is+-2V deviated from VCC 12V ¡ ª ¡ VSAT Io=0.7A ¡ ª 1.3 1.6 V 2 tO Cosc=1µ F Ta, 420 600 µsec 2 Supply Voltage Output Saturation Voltage Pin 4 Output Pulse Width UTC 300 Rosc=38.1KΩ UNISONIC TECHNOLOGIES CO., LTD. 2 QW-R111-001,A UTC PC1031 LINEAR INTEGRATED CIRCUIT TEST CIRCUIT Dc Ammeter 1 A Vcc SW1 2 3 3.3kΩ µF 100 Ω 38.1k 39kΩ VR1 20kΩ 0.047µ F 0.5Ω 1 2 To scope 3 100µ F 2 10 9 3 Deflection coil DY:2.7 L:5.3mH 47µ F 6 5 8 1 SW5 4 7 4.7µ F Tant 22µ F 4.7µ F Ω 2.7k SW4 2200µ F UTC PC1031 1 2 Counter 4.7kΩ 0.01µ F 10µ F Ω 3.6k 1µ F Ta To fig 3 A 2.7kΩ To scope and DMM 8.2kΩ 3 VR3 50KΩ SW2 1 2 3 VR2 50KΩ To counter FIG2 Vcc:12V 20kΩ 100 µF 10kΩ 1.5kΩ 3.3 µF 0.047µF SA733 Field signal Adjust 0.047 µF SC945 3.9kΩ 5.6kΩ 3.9kΩ 3.9kΩ A 1.3Vp-p Field synchronizat ion signal FIG3 UTC UNISONIC TECHNOLOGIES CO., LTD. 3 QW-R111-001,A