KB2301E34T

Step-Up DC-DC Converter

General Description

The kB2301 Series are PFM step-up DC-DC converters with very low ripple noise due to the high operation frequency. The maximum operation frequency is 400KHz.

Features

400KHz Maximum Operation Frequency

2.0V to 5.0V Output Voltage With 0.1V Step

Low Start-up Voltage: 0.8V at 1mA

2% Output Voltage Accuracy

Up to 88% Efficiency

Output current: 300mA at 2.5V input, 3.3V output

Low Ripple and Low Noise

Output Current Extendable by External Switch

Applications

Power source for applications where a higher voltage than the battery voltage is required

One to three cell battery devices

 Power source for cameras, camcorders, VCRs, PDAs, pagers and hand held communication instrument