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

Download Datasheet
ECAD Model: Learn more
  • Standard
  • RoHS
Package1
Package1

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

Standard
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 DMP14
Control PWM switching control
Function Soft-Start Function
Note ON/OFF Circuit (High Active)
Current Sensing Amplifier
UVLO(Under Voltage Lockouts)

Download Datasheet

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

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

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

Search for similar products under conditions below.

Category:DC/DC Switching Regulators

Topology Buck
VIN
min (V)
3.6
VIN
max (V)
32
VOUT
min (V)
0.52
VOUT
max (V)
30
ISS
(µA)
5500

Technical Documents

  • Related Links

    • Prime Designer

      Online Design Tool

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

      • [V]
      • [V]
      • [V]
      • [A]

Quality & Packages

  • 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.

FAQ

Buy / Contact

  • Purchase, Request for samples and documents
    Sales are made through distributors. Please contact your local distributors for any sales-related inquiry such as price.
  • Available from 1 piece!
    Our electronic device products are available through our authorized online distributors.
  • Technical Support