Part Number : BP9011
Function : Large Current External FET Controller Type Switching Regulator
Package : HQFN 36 Pin Type
Maker : ROHM Semiconductor
Pinouts : 
Description :
● Overview
The BD9011EKN, BD9011KV is a 2-ch synchronous controller with rectification switching for enhanced power manageme It supports a wide input range, enabling low power consumption ecodesign for an array of electronics.
● Features
1) Wide input voltage range: 3.9V to 30V
2) Precision voltage references: 0.8V±1%
3) FET direct drive
4) Rectification switching for increased efficiency
5) Variable frequency: 250k to 550kHz (external synchronization to 550kHz)
6) Built-in selected OFF latch and auto remove over current protection
7) Built-in independent power up/power down sequencing control
8) Make various application , step-down , step-up and step-up-down
Datasheet PDF Download : 
Others datasheet of same file : BD9011EKN, BD9011KV, BD9775, BD9775FV
