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AS3713 Power Management Unit

3 buck DC-DC, 3A DC-DC controller, 8 LDOs, 2 Boost DCDC, General Purpose ADC

 

The programmable power management unit AS3713 features 3x DCDC buck converters, 1x 3A buck converter, 2x boost converters and programmable current bypass switch off the USB input and 8 low noise LDOs. The high level of integration and the 4MHz switching fequencies ensure small system footprint.

Key Features

  • OTP programmable Boot sequence
  • 4MHz DCDC operation
  • Backlight Boost + Sinks

Key Benefits

  • Flexible and fast adaptation to different processors/applications
  • Compact design due to small coils
  • Multi-feature, small footprint

Product Facts

DC-DC step up converters [ ] 2x general purpose
(voltage or current output)
DC-DC step down converters 1x3A + 1.5A + 2x1A or
3A + 2A + 1.5A
RF LDOs [mA] 2x250
Digital LDOs [mA] 6x300
Current sinks [mA] 3x40 (HV)
Charge pump [V/mA]
Audio DAC
Audio ADC
Audio features
General purpose ADC 10 bit
Charger
Customizable startup sequences programmable
Package QFN-56 (7x7)-0.4

Additional Information

Applications

The device is suitable for Set-top Boxes, Portable Media Players, Portable Navigation Devices, E-Books, Mobile Internet Devices, and Tablet PCs.

Supported Processors

Reference designs from processor vendors and partners of ams are available for many processor types.