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AS3721 Power Management Unit

4 buck DC-DC, 24A DC-DC controller, 12 LDOs, general purpose ADC

特点

  • 4 DC-DC step-down regulators (3-4MHz)
  • 3 DC-DC step-down controller
  • 11 universal LDOs
  • Low power real time clock (<1uA)
  • Programmable stand-by sequence

优势

  • Compact design due to small coils for IO and memory voltage generation
  • High current generation with external power stages to minimize PMIC power dissipation
  • Multiple independent voltage rails for general purpose IO supplies

产品参数

DC-DC Step Up Converters
DC-DC Step Down Converters 8-phase + 2-phase + 2-phase + 4A +2A + 2x1.5A
Special LDOs [mA]
Universal LDOs [mA] 12x300
Current Sinks [mA]
Charge Pump [V/mA]
Audio DAC [dB SNR]
Audio ADC [dB SNR]
Audio Features
General Purpose ADC [bit] 10, 12-channel
Charger
Customizable Startup Sequences Programmable
Package BGA-124 (8x8mm)

综述

The programmable power management unit AS3721 features 4x DC-DC buck converters, 3x buck converter (6A to 24A) and 12 low noise LDOs. The high level of integration and the 4MHz switching frequencies ensure small system footprint.

本产品适用于以下应用:

  • Tablet PCs
  • Netbooks
  • Portable media players
  • Solid state disk drives
  • Embedded systems

工具

标题 分类 主标题 购买
AS3721/29EvalKit Application Board Evaluation Kit for AS3721/29

环境文档

类别 描述 语言
Material Declaration Form MDF_190120013_AS3721-BCTT-00 English
Material Declaration Form MDF_190120013_AS3721-BCTT-00 English

其他信息

类别 描述 语言
Block Diagram AS3721 Block Diagram English
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