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FUJITSU SEMICONDUCTOR DATA SHEET
DS04-27257-1E
ASSP For Power Supply Applications
6 ch DC/DC Converter IC with Synchronous Rectification
MB39A123
■ DESCRIPTION
MB39A123 is a 6-channel DC/DC converter IC using pulse width modulation (PWM) , and it is suitable for up conversion, down conversion, and up/down conversion. MB39A123 is built in 6 channels into BCC-48++/LQFP48P package and this IC can control and soft-start at each channel. MB39A123 is suitable for power supply of high performance potable instruments such as a digital still camera (DSC).
■ FEATURES
• • • • • • • • • • • • • • Supports for step-down with synchronous rectification (ch.1) Supports for step-down and up/down Zeta conversion (ch.2 to ch.4) Supports for step-up and up/down Sepic conversion (ch.