kia3802f Korea Electronics (KEC GROUP), kia3802f Datasheet
kia3802f
Related parts for kia3802f
kia3802f Summary of contents
Page 1
... PWM Comparator KIA3802F BIPOLAR LINEAR INTEGRATED CIRCUIT FLP- TIMER 15 V ref Reference V 14 REF 13 OVP OUT 12 VCC 2V Over Voltage OUT2 - Q 10 GND V CLK + OUT1 KIA3802F L DIM MILLIMETERS + _ A 9.88 0 3.94 0 6.00 0 0.4 0.1 G 0.15+0.1/-0. 1.63 0 0.65 0.2 P 1.27 T 0.20+0.1/-0.05 1/5 ...
Page 2
... RECOMMENDED OPERATING CONDITIONS Rating Power Supply Voltage Oscillation Frequency Timing Resister 2005.12.6 Revision KIA3802F 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. ...
Page 3
... Output Low State Output Voltage High State Output Voltage Rise Time Fall Time Note 1 : The Lamp Oscillotor Frequency is the half of the ramp wave Frequency. Note 2 : Only Verified by Simulation. Not 100% tested. 2005.12.6 Revision KIA3802F Symbol Test Conditions REF REF V ...
Page 4
... C6 2.2u C9 470n V SOFT REF C8 1.2n CT OVP C17 R3 10k 470n R11 LCT OUT2 39 V GND DIM R4 20k 39 LPWM OUT1 R8 KIA3802F FB R23 1k D1 KDS226 R22 2.0k C21 OVP 39n R6 C11 100k 100n VIN C20 22p/3kV R12 10k C2 100n R9 10k TRANS 1 R10 30K ...
Page 5
... DIM Transformer Design 1. Transformer Turns Ratio Calculation of the required turns ratio involves the estimation of two 2005.12.6 Revision KIA3802F critical factors. 1). Estimating Minimum Primary Voltage. The minimum primary voltage is obtained from the value of the low supply voltage. 2 2). Estimating Maximum Secondary Voltage. ...