Step-Down Pwm Dc/Dc Converter IC

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJM2393 is a step down PWM DC/DC converter IC.An internal 1.5A power transistor, a pulse-by-pulse current limit circuit and a 1% precision reference make the NJM2393 suitable for a wide range of step down applications. The NJM2393 features 100% maximum duty cycle for low voltage drop operation.

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  • Operating Voltage (3.0V to 40V)
  • Wide Oscillator Frequency (1kHz to 150kHz)
  • Precision Reference Voltage (Vth=1.25V±1%)
  • Internal High Power Transistor (1.5A max.)
  • Maximum duty ratio (100%)
  • Internal Over Current Limit Circuit
  • PWM switching control
  • Bipolar Technology
  • Package Outline (NJM2393D:DIP8
  • NJM2393M:DMP8)
Features Similar products
Switching frequency (kHz) 150  

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Max Input Voltage (V) 40  
Output Voltage (V) 40  
Typ. Active Current (µA) 2.8  
Output Capacitor Type Timing Capacitor  
Output Current (mA) 1500  
Operating Temperature (°C) -40 to +85  
Package DIP-8