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.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BD2042AFJ-E2ActiveSOP-J825002500TapingYes

BD2042AFJ Data Sheet

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 LogicActive Low
Over Current Detect [A]0.7 to 1.8
Output Turn on Time [ms]1.8
Thermal Shut DownRecovery
Flag Output Delay at Over Current [ms]1.3
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]85
Applications
  • Motor Control: Brushless DC
  • PLC (Programmable Logic Controller)
  • AC Servo
  • Blood Pressure Monitor
  • DVR/DVS
  • Motor Control: Stepper Motor
  • PPC (Plain Paper Copier)
  • Motor Control: Brushed DC
  • Data Management Apparatus for Remote Healthcare
  • Embedded PC
  • Car Navigation
  • PND (Portable Navigation Device)
  • Ultrasound System for Portable
  • Ultrasound System
  • Solar Power Inverters
Technical Documents
Pin Configuration
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Package Information BD2042AFJ