BL0202B efficiency equivalent, high efficiency.
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
* Individ.
* LED backlights
* LED lighting etc.
Typical Application Circuit
BL0202B/C
VCC
DRV1
VREF PWM1 PWM2
OC1 SW1.
BL0200 series are 2ch output LED driver IC for LED backlight, and it can do dimming to 0.02 % by external PWM signal.
This IC realizes a high efficiency by the boost convertor control that absorbs variability on VF.
The product easily achieves high .
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