High Efficiency Synchronous Step-Down Switching Regulator IC

Manufacturer's part number :

NJU7690

Manufacturer New Japan Radio

New Japan Radio

Description :

The NJU7690 is a high efficiency synchronous step-down switching regulator control IC. It offers high efficiency power supply circuits in applications by synchronous rectification. The NJU7690 also has a soft-start function, dead time control and timer latch for short circuit protection and their times are all adjustable with external parts. It is available in a small and thin 10-lead MSOP(TVSP) package. It is suitable for battery powered applications.

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    Features

  • Synchronous Rectification
  • PWM switching control
  • Operating Voltage (2.2V to 8V)
  • Wide Oscillator Range (300kHz to 1MHz)
  • Maximum Duty Cycle (100%)
  • Quiescent Current (Operating :800µA typ. Standby :1µA max.)
  • Soft-Start Function (Internal : 16ms typ. or adjustable)
  • Dead Time Control
  • Timer Latch for Short Circuit Protection
  • C-MOS Technology
  • Package Outline (NJU7690RB2 : MSOP10(TVSP10)*MEET JEDEC MO-187-DA / THIN TYPE)
Features Similar products
Switching frequency (kHz) 1000  

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Max Input Voltage (V) 8  
Typ. Active Current (µA) 0.8  
Output Current (mA) 0.22  
Operating Temperature (°C) -40 to +85  
Package MSOP-10 (TVSP-10)