bd8311nuv-e2 ROHM Co. Ltd., bd8311nuv-e2 Datasheet - Page 3

• Manufacturer Part Number: bd8311nuv-e2
• Description: High-efficiency Step-up Switching Regulator With Built-in Power Mosfet
• Manufacturer: ROHM Co. Ltd.

● Block Diagram
GND
STB
VREF
STBY_IO
1.2MHz
OSC
VREG
INV
VREG
ERROR_AMP
STOP
FB H
CONTROL
Start
Soft
PWM
5V REG
OSC×16000 ｃount
SCP
Fig.2 Block diagram
VCC
Reference
DRIVER
PRE
VREF
VREG
STB
3/14
UVLO
80mΩ
50Ω
Lx
SWOUT
PGND