1ch High Side Switch ICs for USB Devices and Memory Cards - BD2051AFJ

Single channel high side switch IC for USB port is a high side switch having over current protection used in power supply line of universal serial bus (USB). N-channel power MOSFET of low on resistance and low supply current are realized in this IC.And, over current detection circuit, thermal shutdown circuit, under voltage lockout and soft start circuit are built in.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BD2051AFJ-E2ActiveSOP-J825002500TapingYes

BD2051AFJ Data Sheet

Specifications
Supply Voltage(Min.)[V]2.7
Supply Voltage(Max.)[V]5.5
Current consumption(Typ.)[µA]90.0
ON Resistance [mΩ]80
Channel Number [ch]1
Control Input LogicActive High
Over Current Detect [A]0.7 to 1.6
Output Turn on Time [ms]1.2
Thermal Shut DownRecovery
Flag Output Delay at Over Current [ms]1.3
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]85
Applications
  • Car Audio
  • Barcode Scanner
  • Digital Multimeter: Handy Type
  • Motor Control: Brushless DC
  • AC Servo
  • Single Board Computer
  • Blood Pressure Monitor
  • Network Attached Storage
  • DVR/DVS
  • Motor Control: Stepper Motor
  • Motor Control: Brushed DC
  • PPC (Plain Paper Copier)
  • Car Navigation
  • CT Scanner
  • ECG(EKG)
  • Ultrasound System for Portable
  • Machine Vision Camera for Industrial
  • Ultrasound System
  • Display for EMS
  • Digital Multimeter: Bench Type
  • Solar Power Inverters
  • Portable Data Terminal
  • Meter for Medical Treatments Portable
  • PLC (Programmable Logic Controller)
  • Digital Stethoscope
  • Data Management Apparatus for Remote Healthcare
  • Embedded PC
  • PND (Portable Navigation Device)
  • Monitor for Medical
  • Pulse Oximeter
Technical Documents
Pin Configuration
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Application Note BA12004BF
Package Information BD6522F
Reliability Information BD2051AFJ
Package Information BU4584BF
Part Explanation BA12004BF
Package Information BD2051AFJ