BD9870FPS_09 ROHM [Rohm], BD9870FPS_09 Datasheet - Page 3

• Manufacturer Part Number: BD9870FPS_09
• Description: Simple Step-down Switching Regulator with Built-in Power MOSFET
• Manufacturer: ROHM [Rohm]

●Package Dimensions
●Pin Description
BD9870FPS
© 2009 ROHM Co., Ltd. All rights reserved.
www.rohm.com
※Normally OPEN
Pin No.
FIN
3
1
2
4
5
※
Fig.2
Pin Name
STBY
GND
VCC
OUT
OUT
INV
TO252S-5（Unit：mm）
Input Power Supply Pin
Internal Pch FET Drain Pin
Internal Pch FET Drain Pin
Ground
Output Voltage Feedback Pin
ON/OFF Control Pin
3/11
Function
Technical Note
2009.05 - Rev.A