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BD4156MUV_09 Datasheet, PDF (1/24 Pages) Rohm – Power Switch for ExpressCardTM | |||
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Power Management Switch IC Series for PCs and Digital Consumer Product
Power Switch for
ExpressCardTM
BD4156MUV
No. 09029EAT02
âDescription
BD4156MUV is a power management switch IC for the next generation PC card (ExpressCardTM) developed by the PCMCIA.
It conforms to the PCMCIA ExpressCardTM Standard, ExpressCardTM Compliance Checklist. The power switch offers a
number of functions - card detector, and system status detector - which are ideally suited for laptop and desktop computers.
âFeatures
1) Incorporates three low on-resistance FETs for ExpressCardTM.
2) Incorporates an FET for output discharge.
3) Incorporates an enabler.
4) Incorporates under voltage lockout (UVLO) protection.
5) Employs an SSOP-B20 package.
6) Built-in thermal shutdown protector (TSD).
7) Built-in soft start function.
8) Incorporates an overcurrent protection (OCP).
9) Built-in enable signal for PLL
10) Built-in Pull up resistance for detecting ExpressCardTM
11) Conforms to the ExpressCardTM Standard.
12) Conforms to the ExpressCardTM Compliance Checklist.
13) Conforms to the ExpressCardTM Implementation Guideline.
âApplications
Laptop and desktop computers, and other ExpressCard TM equipped digital devices.
âProduct Lineup
Parameter
Package
BD4156MUV
VQFN020V4040
âExpressCardTMâ is a registered trademark registered of the PCMCIA (Personal Computer Memory Card International
Association).
www.rohm.com
âc 2009 ROHM Co., Ltd. All rights reserved.
1/23
2009.05 - Rev.A
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