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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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