NJM2383 Series
DC/DC Converter Control IC with Current Sense Amplifier

Download Datasheet

  • Description

    The NJM2383 is a low voltage operation DC/DC converter control IC featuring high side current protection,soft start and standby functions. It is suitable for power module application and on-board regulators.

  • Spec
    Input Voltage Range 3.6 V to 32 V (36 V)
    Operating Temperature Range -40°C to 85°C
    Supply Current Typ. 5500 µA
    Standby Current 12 µA
    Output Voltage Range 0.52 V to 30 V
    Output Voltage Accuracy ± 2 %
    Oscillator Frequency 5 to 350 kHz
    Maximum Duty Cycle 100%
    Package DIP14
    Control PWM switching control
    Function Soft-Start Function
    Note ON/OFF Circuit (High Active)
    Current Sensing Amplifier
    UVLO(Under Voltage Lockouts)

    Protections / Functions

    TSD ILX OCP OVP UVLO OVLO Reverse Shutdown Soft Start SSCG PGOOD Auto Discharge Anti-ringing Sequencing Max Duty Ext. Phase LED Adjust
  • 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    • Please contact us or our distributors for unpublished reliability information.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
ILX LX Current Limit Function
OCP Overcurrent Protection
OVP Overvoltage Protection
UVLO Undervoltage Lockout Protection
OVLO Overvoltage Lockout Protection
Reverse Reverse Current Protection Circuit
Shutdown Shutdown Function
Soft Start Soft Start Function
SSCG Spread Spectrum Clock Generator Function
PGOOD Power Good Output
Auto Discharge Auto Discharge Function
Anti-ringing Anti-ringing Switch Function
Sequencing Start-up Sequencing Control
Max Duty Maximum Duty Cycle
Ext. Phase Externally Adjustable Phase Compensation
LED Adjust LED High-speed Dimming Control

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