NJW4185 Series
High Voltage Io=500mA Low Dropout Regulator

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  • Description

    The NJW4185 is a high voltage and low current consumption low dropout regulator. It has two product type: A version (built-in ON/OFF function type) and B version (3-terminal / compatible with 78M series) NJW4185 is mounted to TO-252-3/-5 packages and corresponded to Low ESR capacitor (MLCC). The wide input range makes NJW4185 suitable for Automotive applications, Industrial supplies, Multiple cell battery equipment and various applications.

  • Spec
    Consumer Automotive
    Input Voltage Range 4 V to 40 V (45 V)
    Operating Temperature Range -40°C to 125°C
    Supply Current Typ. 55 µA Max. 90µA
    Standby Current 1 (max.) µA 1.5(max.) µA
    Output Voltage Range 2.0V,3.3V,5.0V,8.0V,15.0V 5.0V,8.0V
    Output Voltage Accuracy Typ. ±1 % Typ. ±2 %
    Output Current Io(min.)=500 mA
    Ripple Rejection Typ. 62 dB Typ. 60 dB
    Package TO-252-5-L3
    TO-252-3-L1
    TO-252-5-L3
    Ceramic Capacitor Correspond to Low ESR capacitor (MLCC)
    Note Internal Thermal Overload Protection
    Internal Over Current Protection
    ON/OFF function (apply only the A ver.)
    If you need datasheets of this
    product, please contact us.

    Protections / Functions

    TSD Reverse Current Limit ISC Inrush Constant Slope ECO mode Auto Discharge External Driver
  • Technical
    Documents
  • Quality &
    Packages
    • 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    • Please contact us or our distributors for unpublished reliability information.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

Search for similar products under conditions below.

Category:LDO Linear Regulators

VIN
min (V)
4
VIN
max (V)
40
VOUT
min (V)
3.3
VOUT
max (V)
15
IOUT
(mA)
500
ISS
(µA)
55