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Product Features

  • Four DC/DC Step-Down (Buck) Regulators
    • 2 x 2.8A, 2 x 1.5
  • Five Low-Noise LDOs
    • 2 x 150mA, 3 x 350m
  • Three Low-Input Voltage LDOs
    • 1 x 150mA, 2 x 350m
  • One Low IQ Keep-Alive LDO
  • TQFN66-48 package

The ACT8846 is a complete, cost effective, and highly-efficient ActivePMU™ power management solution optimized for the power, voltage sequencing and control requirements of Rockchip RK31x8 application processor family. The power sequence and reset controller provides power-on reset, SW-initiated reset, and power cycle reset for the processor. It also features a watchdog supervisory function. Multiple sleep modes with autonomous sleep and wake-up sequence control are supported.

 

Advantages of our Modular Power PMU

Features Benefits
Space Saving With fully integrated power stages with high switching frequency
of 2.25MHz (1.125Mhz) to reduce external component size
Integrated sequencing Easy system level design with programmable Reset and Power
Good functions allows for flexible sequencing options
Seamless sequencing With external supplies via integrated GPIOs and Power Good signals
Highly configurable Via a I2C uP interface for status reporting and controlling

  • Tablet PC
  • Mobile Internet Devices (MID)
  • Ebooks
  • Personal Navigation Devices
  • Smart Phones