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Fujitsu

Singapore

 General-purpose DC/DC Converter |  DC/DC Converter with Switching FET |  Power Management IC for Portable Products |  DC/DC Converter for RF Power Amp. |  DC/DC Converter for LCD Panels |  DC/DC Converter for DSC/DVC |  Charge Control |  Power Voltage Monitoring Applications |  DC/DC Converter for UMPC |


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Power Management IC for Portable Products

MB39C316 Power Management IC for Mobile Terminals 3-channel DC/DC Converter + 4-channel LDO

Supporting 1-cell Li-ion Battery

Description

MB39C316 is a power management IC equipped with 3ch DC/DC converter and the 4ch linear regulator (LDO).
MB39C316 operate in the range of power supply voltage with 1-cell Li-ion power by 1ch buck boost DC/DC converter of high efficiency, and has 4ch LDO which is suitable to supply voltage for mobile terminals.

Features

  • Power supply voltage range: 2.7V to 5.5V
  • Sequence control: On/Off control of power supply voltage
  • I2C bus interface: Control and notice of internal condition
  • RTC: Possible to output the 32.768kHz clock by connecting crystal oscillator

Application

  • Portable Products such as PDA
  • Mobile WiMAX terminals

*:MB39C316 consist of the chipset for Mobile WiMAX terminals with MB86K22 (BaseBand) and MB86K52 (RF).

Datasheet

System configuration of Mobile Terminals



Explanation of a Functional Display