6.5A High Power DC/DC Converter Controller IC

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJM2399 is a high power step down DC/DC converter IC. It incorporates 6.5A power transistor, ±2% accuracy precision voltage reference, fixed frequency PWM controller with cycle-by-cycle current limit and low power consumption stand by function. The NJM2399 realizes a high power step down application with minimal external components.

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  • Adjustable output voltage more than 5V
  • Operating Voltage 7.5V to 40V
  • PWM form Switching Power Supply Control
  • Internal High Power Transistor 6.5A (min.)
  • Fixed Frequency Oscillator 72kH(typ.)
  • Current Sense Amplifier
  • Under Voltage Lockout
  • Thermal Shutdown Circuit
  • Bipolar Technology
  • Package Outline TO-220(5PIN)
Features Similar products
Switching frequency (kHz) 72  

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Max Input Voltage (V) 40  
Output Voltage (V) 4.9  
Typ. Active Current (µA) 40  
Operating Temperature (°C) -40 to +85  
Package TO-220-5