Datasheet4U Logo Datasheet4U.com

UC3555 Datasheet 500ma High Efficiency Boost Regulator

Manufacturer: Unisonic Technologies

Overview: UNISONIC TECHNOLOGIES CO., LTD UC3555 Advance 500MA HIGH EFFICIENCY BOOST REGULATOR WITH ADJUSTABLE OUTPUT, SHUTDOWN AND LOW BATTERY DETECT.

General Description

The UC3555 is a micropower step-up DC/DC in 8-lead TSSOP package.

It is designed for 2-cell battery powered systems such as digital cameras, cell phones and PDAs.

The regulator starts-up at 1.3V and operates after the start at an input voltage as low as 1V.

Key Features

  • S.
  • Low power PFM step-up DC/DC.
  • Low input voltage range from 1.6V to 4.5V.
  • Adjustable output voltage from 3V to 5V.
  • 500mA output current.
  • 95% peak Efficiency.
  • internal synchronous rectifier.
  • Low battery detection.
  • Current limited protection.
  • Current Anti-Drawback protection.

UC3555 Distributor