1ch Small Package High Side Switch ICs for USB Devices and Memory Cards - BD2221G

The High-side switch for memory card slot is an IC High-side switch with a function of over-current protection used in the power supply line of a memory card slot. In the switch part an N channel MOSFET low ON resistance has been 1 circuit integrated.Moreover, a soft start function, an under voltage lockout function and an over temperature protection function are integrated.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
BD2221G-TRActiveSSOP530003000TapingYes

BD2221G Data Sheet

Specifications
Supply Voltage(Min.)[V]2.7
Supply Voltage(Max.)[V]5.5
Current consumption(Typ.)[µA]110.0
ON Resistance [mΩ]160
Channel Number [ch]1
Control Input LogicActive Low
Over Current Detect [A]0.5 to 1.0
Output Turn on Time [ms]1.0
Thermal Shut DownRecovery
Flag Output Delay at Over Current [ms]15.0
Operating Temperature (Min.)[°C]-40
Operating Temperature (Max.)[°C]85
Applications
  • Car Audio
  • PLC (Programmable Logic Controller)
  • Motor Control: Brushless DC
  • AC Servo
  • STB (Set Top Box)
  • Blood Pressure Monitor
  • DVR/DVS
  • Home Theater System
  • Motor Control: Stepper Motor
  • Motor Control: Brushed DC
  • Data Management Apparatus for Remote Healthcare
  • DVD
  • MFP(Multi Function Printer)
  • Embedded PC
  • Car Navigation
  • PND (Portable Navigation Device)
  • Digital Still Camera
  • Ultrasound System for Portable
  • Ultrasound System
  • Solar Power Inverters
  • Digital Video Camera
  • TV
Technical Documents
Pin Configuration
Related Product
PART NUMBERProduct SeriesDatasheet
BD9528AMUVBuck Converters (Synchronous & Controller)Datasheet
BD9528AMUV2 Channel Output Switching RegulatorsDatasheet
BD4271FP2-CLDO Regulators with Watch-Dog TimerDatasheet
BD42530EFJ-CVoltage TrackersDatasheet
BD42530FP2-CVoltage TrackersDatasheet
BD37201NUXSingle-Output LDO RegulatorsDatasheet
BD2221G BD2221G
BD9528AMUV BD9528AMUV
BD4271HFP-C BD4271HFP-C
BD42530FP2-C BD42530FP2-C
BD37201NUX BD37201NUX
Application Note BA12004BF
Package Information BU4SU69G2
Package Information BU4SU69G2
Part Explanation BA12004BF
Package Information BD2221G