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AS3701 Micro-PMIC

1 buck DC-DC, 2 LDOs, 500mA power path management linear charger, programmable startup

特徴

  • Multiple rails in a compact design for low power applications
  • Self-contained Li-ion battery charger with power path management
  • Flexible multi-purpose IOs for general control tasks and for standalone operation with I²C interface
  • Flexible and fast adaption to different processors/applications
  • Cost effective, small package optimized for low PCB cost and size

利点

  • Linear charger with internal transistor
  • Trickle/Constant current and constant voltage
  • 2 programmable current sources up to 40mA
  • Low battery and Power Good output
  • Standby function with programmable voltages

製品パラメーター

DC-DC Step Up Converters
DC-DC Step Down Converters 1x0.5A
Special LDOs [mA]
Universal LDOs [mA] 2x200
Current Sinks [mA] 2x40
Charge Pump [V/mA]
Audio DAC [dB SNR]
Audio ADC [dB SNR]
Audio Features
General Purpose ADC [bit]
Charger Linear
Customizable Startup Sequences Programmable
Package WL-CSP-20, 0.4mm pitch

概要

The AS3701 is a small microPMIC for small size and low power applications. AS3701 features one 500mA DC-DC buck converter operating at 1MHz up to 4MHz, two 200mA LDOs, two 40mA current sinks and offers additional GPIO functions. Further, the device contains an integrated power path management linear battery charger with constant current and constant voltage operation. The wide charging current range going from 11mA up to 500mA and the integrated battery temperature monitoring with selectable NTC beta values make this device suitable for a great variety of applications. The single supply voltage may vary from 2.7V to 5.5V and all functionalities of AS3701 can be controlled via the I2C interface.

本製品は以下の用途に適しています。

  • Sport watches
  • Smart watches
  • Handheld GPS devices
  • Mobile phones
  • Other 1-cell Li+ powered devices

ツール

タイトル カテゴリー 見出し 購入
AS3701EvalKit Application Board Evaluation Kit for AS3701

技術資料

タイプ 品目 言語
Datasheet Document version 1-11 English
Application Note OTP specification -52 (AS3701A) English
Application Note OTP specification -07 (AS3701B) English
Application Note OTP specification -06 English
Application Note OTP specification -51 (AS3701A) English
Application Note OTP specification -68 English
Application Note OTP specification -05 English
Application Note OTP specification -50 (AS3701A) English
Application Note OTP specification -04 English
Application Note OTP specification -03 English
Application Note OTP specification -02 English
Application Note OTP specification -01 English

環境関連文書

タイプ 品目 言語
Material Declaration Form MDF_193720056_AS3701B-BWLT-06 English
Material Declaration Form MDF_193720056_AS3701B-BWLM-06 English
Material Declaration Form MDF_193720051_AS3701A-BWLT-51 English
Material Declaration Form MDF_193720051_AS3701A-BWLM-51 English
Material Declaration Form MDF_193720046_AS3701B-BWLT-05 English
Material Declaration Form MDF_193720046_AS3701B-BWLM-05 English
Material Declaration Form MDF_193720041_AS3701B-BWLT-04 English
Material Declaration Form MDF_193720041_AS3701B-BWLM-04 English
Material Declaration Form MDF_193720036_AS3701B-BWLT-03 English
Material Declaration Form MDF_193720036_AS3701B-BWLM-03 English
Material Declaration Form MDF_193720031_AS3701A-BWLT-50 English
Material Declaration Form MDF_193720031_AS3701A-BWLM-50 English
Material Declaration Form MDF_193720026_AS3701A-BWLT-ES English
Material Declaration Form MDF_193720026_AS3701A-BWLM-ES English
Material Declaration Form MDF_193720021_AS3701B-BWLT-02 English
Material Declaration Form MDF_193720021_AS3701B-BWLM-02 English
Material Declaration Form MDF_193720016_AS3701B-BWLT-01 English
Material Declaration Form MDF_193720016_AS3701B-BWLM-01 English
Material Declaration Form MDF_193720010_AS3701B-BWLT-00 English
Material Declaration Form MDF_193720010_AS3701B-BWLM-00 English
Material Declaration Form MDF_193720002_AS3701B-BWLT-ES English
Material Declaration Form MDF_193720002_AS3701B-BWLM-ES English
RoHS Certificate RoHS Certificate_AS3701 English

お知らせ

タイプ 品目 言語
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
Product Change Notification PCN11-2016 (AS3701) English

その他の情報

タイプ 品目 言語
Block Diagram AS3701 Block Diagram English
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