1/4
Structure
Silicon Monolithic Integrated Circuit
Product Series 7-Channel Switching Regulator Controller for Digit...
1/4
Structure
Silicon Monolithic Integrated Circuit
Product Series 7-Channel Switching
Regulator Controller for Digital Camera
Type BD9759MWV
Package
Fig.1
Pin Assignment Fig.2
Block Diagram Fig.3
Application Fig.4
Function
● 3.3V minimum input operating
● Contains cross converter(1ch),step-down converter(3ch),inverting(1ch),step-up converter(1ch),step-up converter for LED(1ch),
● Contains LDO(1ch),constant current driver for LED(1ch)
● Contains load switch for step-up converter
● Contains output interception circuit when over load
● It is possible separately control except CH1,CH2,CH3
● Thermally enhanced UQFN056V7070 package(7mm x 7mm, 0.4mm pitch)
○ Absolute maximum ratings(Ta=25℃)
Parameter
Power Supply Voltage
Power Input Voltage
Symbol VCC,PVCC PVCCH,PVCCL HX2,3,4
LX11 VOUT1,LX12
LX6,7
Limits -0.3~12 -0.3~15 -0.3~12 -0.3~12 -0.3~7
-0.3~20
Units V V V V V
V
SWIN6,7
-0.3~20
V
REGIN,LEDIN
...