Description
High Efficiency For LED Backlight 2ch LED Driver IC BL0200 Series General .
BL0200 series are 2ch output LED driver IC for LED backlight, and it can do dimming to 0.
Features
* and Benefit
Boost convertor
* Current-Mode type PWM Control
* PWM frequency is 100 kHz o r 200 kHz
* Maximum On Duty is 90 %
LED current control
* Individual PWM Dimming Control
* Analog Dimming
* High contrast ratio is 1 / 5000
* Accuracy of Reg output voltage is ± 1.5 %
Applications
* LED backlights
* LED lighting etc. Typical Application Circuit
BL0202B/C
VCC
DRV1
VREF PWM1 PWM2
OC1 SW1
EN IFB1
DRV2 OC2
REG COMP1 COMP2 GND
OVP SW2
IFB2
TC_BL0202_1_R1
BL0200C
VCC
DRV1
VREF PWM1 PWM2
OC1 SW1
ER IFB1
DRV2 OC2
REG COMP1 COMP2 GND
OVP SW2
IFB2
TC_BL0200