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Power Switch ICs for ExpressCard

ROHM offers a lineup of power switch ICs compatible with the ExpressCardTM standard that are capable of power management using a single chip. 

RoHM'SPower Management Switch ICs for PCs and Digital Consumer Products

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Specifications Part No. Package Features
Standard Package Type with Delay Flag Output Function
BD4153FV

SSOP-B24
Power Package Type with Delay Flag Output Function
BD4153EFV

HTSSOP-B24
Standard Package Type
BD4154FV

SSOP-B20
Standard Package Type
BD4155FV

SSOP-B20
Small Package Type
BD4156MUV

VQFN020V4040
Small Package Type
NEW
BD4157MUV

VQFN020V4040


Block Diagram

Board
Expanded
  

Features

3ch power switch and management functions designed for "ExpressCardTM" PC cards

Management functions, protection circuits, and a 3ch power switch are integrated into a single chip. Features include low ON resistance for lower conversion loss along with card removal and power supply/chipset standby notification, making them ideal for ExpressCardTM interfaces compatible with PCMCIA.

  
Expanded
First in the world to obtain a Compliance ID
Soft start function prevents inrush current
Built-in discharge circuit quickly shuts card OFF
Status monitoring function reduces chipset load

Product Inquiries




Power Switch ICs for ExpressCardTM

Part No. Input Voltage
(V)		 Number of
output channels
(ch)		 ON resistance
(mΩ)		 Output current
(A)		 NRCS
(soft start)		 Thermal shut down UVLO Package RoHS Distribution
Inventory
Reset
BD4153FV 3.3 3 35 1.3 Variable Recovery Yes SSOP-B24 Yes
BD4153EFV 3.3 3 35 1.3 Variable Recovery Yes HTSSOP-B24 Yes
BD4154FV 3.3 3 42 1.3 Fixed Recovery Yes SSOP-B20 Yes
BD4155FV 3.3 3 42 1.3 Fixed Recovery Yes SSOP-B20 Yes
BD4156MUV 3.3 3 42 1.3 Fixed Recovery Yes VQFN020V4040 Yes
NEW
BD4157MUV 		3.3 3 50 1.3 Fixed Recovery Yes VQFN020V4040 Yes

 

Power Management
Switch ICs for PCs and
Digital Consumer Products

2010.12.23

A new quick search function has been added for power supply ICs

IC Cross Reference

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