Power Management (PMIC) for i.MX35/51

MC13892

The MC13892 is a PMIC for the i.MX51, i.MX37, i.MX3 and i.MX27 application processors, ideal for personal media players and navigation devices.

  • Integrates many discrete functions into one IC
  • Incorporates a battery charging system, including USB charging and wall charging
  • Power control logic with processor interfacing and event detection, real-time clock and critical oscillator circuitry with coin cell backup and support for external secure RTC on a companion processor IC device
  • Interfaces with i.MX processors or any other device requiring a highly integrated, bi-directional power management, I/O and communications device

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Product Details

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Block Diagram

Freescale MC13892 PMIC Block Diagram

NXP<sup>&#174;</sup> MC13892 PMIC Block Diagram
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Features

System Features

  • Battery charger system for wall charging and USB charging
  • 10-bit ADC for monitoring battery and other inputs, plus a coulomb counter support module
  • 4 adjustable output buck converters for direct supply of the processor core and memory
  • 12 adjustable output LDOs with internal and external pass devices
  • 2 boost converters for supplying LCD backlight and RGB LEDs
  • Serial backlight drivers for displays and keypad, plus RGB LED drivers
  • Power control logic with processor interface and event detection
  • Real-time clock and crystal oscillator circuitry, with coin cell backup and support for external secure real-time clock on a companion system processor IC
  • Touch screen interface
  • SPI / I2C bus interface for control and register access.
  • This product is included in our product longevity program, with assured supply for a minimum of 10 years after launch

Key Parametrics

  • MCU Supported
    i.MX27, i.MX35, i.MX37, i.MX51
  • Output Current (A)
    2
  • Number of Buck Regulators
    4
  • Number of LDO
    12
  • Interface and Input Control
    I2C

Supported Devices

NXP

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