Power Switch ICs for Express CardTM - BD4154FV

BD4154FV 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, and ExpressCardTM Implementation Guideline, and obtains the Compliance ID "EC100040" from PCMCIA. The power switch offers a number of functions-card detector, and system status detector-which are ideally suited for laptop and desktop computers.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part number
Unit Quantity
Minimum Package Quantity
Packing Type
Constitution Materials List
BD4154FV-E2 Active SSOP-B20 2500 2500 Taping inquiry Yes
Supply Voltage(Min.)[V] 3.0
Supply Voltage(Max.)[V] 3.6
Channel Number [ch] 3
ON Resistance [mΩ] 42
Output Current[A] 1.3
Soft Start Fixed
Thermal Shut Down Recovery
Over current flag out put No
Operating Temperature (Min.)[°C] -10
Operating Temperature (Max.)[°C] 100
  • ・Incorporates three low on-resistance FETs for ExpressCardTM.
    ・Incorporates an FET for output discharge.
    ・Incorporates an enabler.
    ・Incorporates under voltage lockout (UVLO) protection.
    ・Employs an SSOP-B20 package.
    ・Built-in thermal shutdown protector (TSD).
    ・Built-in soft start function.
    ・Incorporates an overcurrent protection (OCP).
    ・Built-in enable signal for PLL
    ・Built-in Pull up resistance for detecting ExpressCardTM
    ・Conforms to the ExpressCardTM Standard.
    ・Conforms to the ExpressCardTM Compliance Checklist.
    ・Conforms to the ExpressCardTM Implementation Guideline.
Technical Data
Application Note

Thermal Resistance