BD8317GWL Series

Step-up and inverted 2-channel DC/DC converter with Built-in Power MOSFET

Catalog

Step-up and inverted 2-channel DC/DC converter with Built-in Power MOSFET

Part	Number of Outputs	Output Configuration	Synchronous Rectifier	Voltage - Input (Min) [Min]	Voltage - Input (Max) [Max]	Supplier Device Package	Current - Output	Package / Case	Mounting Type	Voltage - Output (Min/Fixed)	Operating Temperature [Min]	Operating Temperature [Max]	Topology	Output Type	Function	Frequency - Switching	Voltage - Output (Max)
Rohm Semiconductor BD8317GWL-E2	2	Positive and Negative (Dual Rail)		2.5 V	5.5 V	UCSP50L1	1 A	11-UFBGA CSPBGA	Surface Mount	-1 V 5.5 V	-35 °C	85 C	Boost	Adjustable	Step-Up	800 kHz	-9 V 18 V

Catalog

Step-up and inverted 2-channel DC/DC converter with Built-in Power MOSFET

Key Features

• Wide input voltage range of 2.5V to 5.5V, High frequency operation 0.8MHz, Incorporates Nch FET of 230mΩ/22V and Pch Pow FET of 230mΩ/15V, Incorporates Soft Start (4.2msec(typ)) and high side switch of boost channel, Independent ON/OFF signal (STB). Built-in discharge SW for step up channel, Small package UCSP50L1 (1.8mm×1.5mm, 4×3 grid, 11pin, WLCSP), Circuits protection OCP, SCP, UVLO, TSD

Description

The BD8317GWL is step-up and inverted 2-channel switching regulator with integrated internal high-side MOSFET. With wide input range from 2.5 to 5.5V, it suitable for application of portable item. In addition, The small package design is ideal for miniaturizing the power supply.