NJM2861 Series
Low Dropout Voltage Regulator

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  • Description

    The NJM2861 is a low dropout voltage regulator. Advanced Bipolar technology achieves low noise,high ripple rejection and low quiescent current.

  • Spec
    Input Voltage Range (14 V)
    Operating Temperature Range -40°C to 85°C
    Supply Current Typ. 120 µA
    Standby Current 0.1 (max.) µA
    Output Voltage Range 2.1V,2.5V,2.6V,2.7V,2.8V,2.85V,3.0V,3.1V,3.3V,3.5V,3.8V,4.0V,4.6V,4.7V,5.0V
    Output Voltage Accuracy Typ. ±1 %
    Dropout Voltage Typ. 0.10V (Io=60mA)
    Output Current Io(max.)=100 mA
    Ripple Rejection Typ. 70 dB
    Output Noise Voltage 30µVrms typ.(Cp = 0.01µF)
    Package SOT-23-5
    Ceramic Capacitor Output capacitor with 1.0uF ceramic capacitor (Vo≥2.7V)
    Note Internal Thermal Shutdown Circuit
    Internal Short Circuit Current Limit
    ON/OFF Control (Active High)

    Protections / Functions

    TSD Reverse Current Limit ISC Inrush Constant Slope ECO mode Auto Discharge External Driver
  • Technical
  • Quality &
    • Refer to the datasheets for the details on the product.
    • The package file includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.
    • Please contact us or our distributors for unpublished reliability information.

Download Datasheet

Functional Description

TSD Thermal Shutdown Function
Reverse Current Protection Reverse Current Protection
Current Limit Overcurrent Protection
ISC Short Current Protection
Inrush Current Limit Inrush Current Protection
Constant Slope Constant Slope Function
ECO mode ECO Function
Auto Discharge Auto Discharge Function
External Driver External Output Driver Transistor

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