BD9486F Datasheet, PDF (13/37 Pages) Rohm – 1ch Boost up type White LED Driver for large LCD

BD9486F
●3.1 Application Circuit Example
Introduce an example application using the BD9486F.
3.1.1 Basic Application Example
VCC
VIN
Datasheet
Vout
VCC
REG50
STB
RT
SS
CP
PWM
ADIM
UVLO _OVP
GATE
CS
DIMOUT
ISENSE
FB
Rs
GND
Figure 17. Basic application example
・3.1.2 Analog Dimming or PWM Dimming Examples
VCC
VIN
Vout
VCC
VIN
Vout
REG50
VCC
REG50
STB
RT
SS
CP
PWM
ADIM
UVLO _OVP
GATE
CS
DIMOUT OPEN
ISENSE
REG50
VCC
REG50
STB
RT
SS
CP
PWM
ADIM
UVLO _OVP
GATE
CS
DIMOUT
ISENSE
FB
Rs
FB
Rs
GND
GND
Figure 18. Example circuit for analog dimming
Figure 19. Example circuit for PWM dimming
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TSZ02201-0F1F0C100240-1-2
13.Feb.2014 Rev.004