KIA3802F

SEMICONDUCTOR TECHNICAL DATA LCD BACKLIGHT INVERTER CONTROLLER FEATURES Input voltage range of 7V to 20V Low cost, push-pull inverter topology Internal open lamp protection and over voltage detecting Built-in stand-by function Integrated with burst mode control, wide dimming range Soft-Start Timer function Reduces the number of componerts Supports multiple CCFLs APPLICATION LCD Monitor Notebook Computer KIA3802F www.DataSheet4U.com BIPOLAR LINEAR INTEGRATED CIRCUIT D P H T L A 16 9 G 1 8 DIM A B1 B2 D G H L P T MILLIMETERS _ 0.2 9.88 + _ 0.2 3.94 + _ 0.3 6.00 + _ 0.1 0.4 + 0.15+0.1/-0.05 _ 0.2 1.63 + _ 0.2 0.65 + 1.27 0.20+0.1/-0.05 B1 FLP-16 BLOCK DIAGRAM EN 1 Err Amp VCC Vref Reference 16 IN - CMP 2 OUT 15 TIMER 2.5V SST 3 3V 14 VREF CT 4 CT OUT OSC Open 13 OVP OUT RT 5 RT Over Voltage 2V VCC 12 VCC LCT LCT 6 VDIM LPWM TIMER - Q 11 OUT2 VDIM 7 10 GND Burst Mode OUT CLK +Q VCC Push Pull Controller PWM Comparator LPWM 8 9 OUT1 KIA3802F 2005. 12. 6 Revision No : 0 B2 1/5 KIA3802F PIN DESCRIPTION NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Symbol ENABLE CMP SST CT RT LCT VDIM LPWM OUT1 GND OUT2 VCC OVP VREF Timer INI/O I I I I I I I O O I O I I O I I Enable input. Compensation output of the error amplifier. Soft-start Capacitor. Timing capacitor. Timing resistor set operating frequency. Triangular wave for burst-mode dimming; frequency. Input analog signal for burst-mode dimming control. Low-frequency PWM signal for burst...