NJM2368 Series
Switching Regulator Control IC for Flyback

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  • Description

    The NJM2368 is a high speed switching regulator control IC which can operate at low voltage. It uses a totempole output circuit,so that it can drive an external Bipolar Transistor directly. It is suitable for applications of flyback type switching regulation of up to 10W.

  • Spec
    Input Voltage Range 3.6 V to 32 V (36 V)
    Operating Temperature Range -40°C to 85°C
    Supply Current Typ. 3500 µA
    Output Voltage Range 3.6 V to - V
    Output Voltage Accuracy ± 2 %
    Oscillator Frequency Soft-Start Function
    Package DIP8
    SOP8 JEDEC 150mil
    Control Operating Voltage (3.6 to 32V)
    Function Soft-Start Function
    Note Under Voltage Lockouts (U.V.L.O.)

    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
    • SPICE model download

      You can download the product's SPICE model. Login/registration to myNISD is required to download.

    • Related Links

      • Prime Designer

        Online Design Tool

        Registration to myNISD is required to use some of the functions, such as simulations.

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  • Quality &
    • Refer to the datasheets for the details on the product.
    • The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.

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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