Low Dropout Voltage Regulator

Data Sheet


  • High Ripple Rejection (80dB typ.(f=1kHz, Vo=3V Version))
  • Output Noise Voltage (Vno=55µVrms typ.(Vo=3V Version))
  • Output capacitor with ceramic capacitor
  • Output Current (Io(max.)=1.5A)
  • High Precision Output (Vo±1.0%)
  • Low Dropout Voltage (0.20V typ.(Io=1A))
  • ON/OFF Control
  • Internal Reverse Current Protection
  • Internal Thermal Overload Protection
  • Internal Over Current Protection
  • Bipolar Technology
  • Package Outline (TO-252-5)

General Description

The NJM2857 is a low dropout voltage regulator.This product has Reverse Current Protection without external SBD Advanced Bipolar technology achieves low noise, high ripple rejection and high supply voltage.1.5A output current capacity, 4.7µF small decoupling capacitor,built-in noise bypass capacitor make the NJM2857 suitable for various applications.

Package Information

Part NumberPackage OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJM2857DL3TO-252-5-L35Sn2Bi301YesYesYesNon dry pack1

Sample & Buy

Part NumberPackagesStatusPacking SpecificationSampleBuy
NJM2857DL3TO-252-5-L3(Active)Contact UsSales Support