Switching Regulator Control IC For Step-Down

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJM2309 is a step-down Switching regulator IC with a wide operating voltage. It features an open collector driver that can configure step-down applications. Internal soft-start function and timer latch function for short circuit protection are included, requiring no external components.

View our wide range of Analogue / Mixed signal products

View our portfolio of Semiconductors

See all products from our supplier New Japan Radio

  • Quote and availability


  • PWM switching control
  • Operating Voltage (3.6V to 32V)
  • Wide Oscillator Range (5kHz to 500 kHz)
  • Duty Cycle (0% to 100%)
  • Soft Start function
  • Timer Latch for Short Circuit Protection
  • Under Voltage Lockouts (U.V.LO)
  • Bipolar Technology
  • Package Outline (NJM2309M : DMP8/NJM2309E : SOP8 JEDEC 150mil
  • NJM2309V : SSOP8)
Features Similar products
Switching frequency (kHz) 500  

  similar products found

Search similar products
Max Input Voltage (V) 32  
Output Voltage (V) 2.55  
Typ. Active Current (µA) 5.5  
Output Capacitor Type Oscillator Timing Capacitor  
Output Current (mA) 200  
Operating Temperature (°C) -40 to +85  
Package SSOP-8