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AS3722 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 with automatic phase shedding
  • 11 universal LDOs (one with DC-DC tracking feature)
  • 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 AS3722 features 4x DC-DC buck converters, 3x buck converter (6A to 24A) and 11 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
AS3722/28EvalKit Application Board Evaluation Kit for AS3722/28

技术文档

类别 描述 语言
Datasheet Document version 1-01 English
Other Product Document OTP specification -08 English
Other Product Document OTP specification -09 English
Other Product Document OTP specification -10 English
Other Product Document OTP specification -11 English
Other Product Document OTP specification -13 English

环境文档

类别 描述 语言
Material Declaration Form MDF_193600023_AS3722-BCTT-13 English
Material Declaration Form MDF_193600019_AS3722-BCTT-11 English
Material Declaration Form MDF_193600013_AS3722-BCTT-10 English
Material Declaration Form MDF_193600009_AS3722-BCTT-00 English
Material Declaration Form MDF_193600006_AS3722-BCTT-09 English
Material Declaration Form MDF_193600003_AS3722-BCTT-08 English
RoHS Certificate RoHS Certificate_AS3722 English

通知

类别 描述 语言
EoL Notification AS1xxx, AS25xx, AS3xxx, AS73211, AS89020, SL900A, TMD4704 (issued 2020-Dec) English
EoL Notification AS3701, AS3722, AS3728 EoL Notification (issued Nov-25-2021) English

其他信息

类别 描述 语言
Block Diagram AS3722 Block Diagram English
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