RT5014 - Richtek

RT5014 7+6 Channels Power Management

The RT5014 is a complete power supply solution for digital still cameras and other hand held devices. The RT5014 is a multi-channel DC/DC power management unit including one synchronous step-up DC/DC converter with load disconnect (CH1), one selectable synchronous step-up/ step-down DC/DC converter (CH2), two synchronous stepdown DC/DC converters (CH3/4), on.

Features

z Input Voltage 1.8V to 5.5V z 7-CH DC/DC Converters z 6-CH Linear Regulator ` One HVLDO, 4 LVLDO (for Memory Card, PLL, AFE, SYS), One RTC-LDO z All Power Switches Integrated z All Step-Up Converters with Load Disconnect Function z All DC/DC Converters with Internal Frequency Compensation z All DC/DC Converters with Pulse Skip Mode Function z Fixed 2MHz Operating Frequency for CH1/2/3/4 (Motor, SYS, CORE, MEM) z Fixed 1MHz Operating Frequency for CH5/6/7 (CCD+, CCD−, WLED) z CH2 Sync. Step-Up/Step-Down Auto-Selected by External Topology z CH7 WLED Driver in Synchronous Step-Up or Current Regu.