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2ch High Side Switch ICs for USB Devices and Memory Cards - BD2042AFJ

High side switch for USB is a high side switch having over current protection used in power supply line of universal serial bus (USB). Its switch unit has two channels of N-channel power MOSFET, and current of 500mA as USB standard can be flown to the respective channels. And, over current detection circuit, thermal shutdown circuit, under voltage lockout and soft start circuit are built in.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number
Status
Package
Unit Quantity
Minimum Package Quantity
Packing Type
RoHS
BD2042AFJ-E2 Active SOP-J8 2500 2500 Taping Yes
 
Specifications:
Supply Voltage(Min.)[V] 2.7
Supply Voltage(Max.)[V] 5.5
Current consumption(Typ.)[µA] 110.0
ON Resistance [mΩ] 100
Channel Number [ch] 2
Control Input Logic Active Low
Over Current Detect [A] 0.7 to 1.8
Output Turn on Time [ms] 1.8
Thermal Shut Down Recovery
Flag Output Delay at Over Current [ms] 1.3
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Features:
  • ・Dual N-MOS high side switch
    ・Continuous current load 0.5A
    ・Soft start circuit
    ・Over current detection
    ・Thermal shutdown
    ・Under voltage lockout
    ・Open drain error flag output
    ・Reverse-current protection when switch off
 
 
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Technical Data
Application Note

Thermal Resistance