12-Channel Power Management Integrated Circuit (PMIC) for High-Performance Consumer Applications

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Block Diagram

PF8121, 12-channel PMIC Block Diagram

PF8121, 12-channel PMIC Block Diagram

Features

Key Features

  • Up to seven high-efficiency buck converters
  • Four linear regulators with load switch options
  • RTC supply and coin cell charger
  • Watchdog timer/monitor
  • Voltage and system monitoring circuits
  • One-time programmable device configuration
  • 3.4 MHz I2C communication interface
  • 56-pin 8 x 8 QFN package

System Features

  • Fast PMIC startup
  • Advanced state machine for seamless processor interface
  • High-speed I2C interface support (up to 3.4 MHz)
  • PGOOD monitor
  • User programmable standby and off modes
  • Programmable soft start sequence and power down sequence
  • Programmable regulator configuration
  • 24 channel analog multiplexer for smart system monitoring/diagnostic

Programmability

  • Supplies, sequencing, and specific functions can be programmed by One Time programmable (OTP) memory
  • Standard Predefined OTP supporting popular MCU can be found in data sheet under “ordering information” chapter
  • During development phase, Customized OTP part can be programmed using the KITPF8200FRDMPGM: board
  • Custom OTP can be provided for production. Please contact your NXP sales channel (NXP or your distributor)
  • Custom OTP form can be downloaded PF8121 Custom OTP Request Form or using the OTP tool integrated in the NXP GUI Software Tool

Product Longevity Program

  • This product is included in the NXP Product Longevity program ensuring a stable supply of products for your embedded designs. MC32PF8121 is included in the 10-year program

Key Parametrics

  • MCU Supported
    i.MX 8M Mini
  • Output Current (A)
    10
  • Number of Buck Regulators
    7
  • Number of LDO
    4
  • Interface and Input Control
    I2C

Comparison Table

BYLink System Power Platform

BYLink System Power Platform

This platform facilitates the design of safe power management systems thanks to a portfolio of configurable and linkable devices. It simplifies complex power supply subsystems into a single smart solution.
Learn more about this platform

Documentation

Quick reference to our documentation types.

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Design Resources

Hardware

2 hardware offerings

Software

3 software files

Note: For better experience, software downloads are recommended on desktop.

Engineering Services

1 engineering service

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