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MIC2827 Datasheet Triple Output Pmic

Manufacturer: Micrel Semiconductor (now Microchip Technology)

Overview: MIC2827 .. Triple Output PMIC with HyperLight Load™ DC2 DC, two LDOs, and I C Control.

General Description

The Micrel MIC2827 is a three output, programmable Power Management IC, optimized for high efficiency power support in Mobile Application Processors, CoProcessors, DSPs, GPS and Media Player chipsets.

The device integrates a single 500mA PWM/PFM synchronous buck (step-down) regulator with two Low Dropout Regulators and a 400kHz I²C interface that provides programmable Dynamic Voltage Scaling (DVS), Power Sequencing, and individual output Enable/Disable controls allowing the user to optimally control all three outputs.

The 4MHz synchronous buck regulator

Key Features

  • a patented HyperLight Load™ (HLL) architecture which minimizes switching losses and provides low quiescent current operation for high efficiency at light loads. Additional benefits of this proprietary architecture are low output ripple voltage and fast transient response throughout the entire load range with the use of small output capacitors, reducing the overall system size. Two high performance LDOs are integrated into the MIC2827 to provide additional system voltages for I/O, memory and othe.

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