AW32257FCR

データシート：

製品詳細

パラメータ

Charger Type	Buck Charger
Number of series cells	1
Power Supply (Min) (V)	4
Power Supply (Max) (V)	6
Charge Current (Min) (mA)	496
Charge Current (Max) (mA)	2480
VOREG	Programmable
VOREG (Min) (V)	3.5
VOREG (Max) (V)	4.5
Control Interface	IIC
Operation Mode	Host Control
IO Logic Level (V)	1.2
Temperature	-40℃~85℃
Special Function	Buck Charger<br>VBUS_OVP<br>VIN_OVP<br>VIN_DPM<br>VBAT_OVP<br>OTG
Package (mm)	FCQFN 2X2-20L

パッケージ | ピン | サイズ

FCQFN 2X2-20L

特性

 High-Accuracy Voltage ａｎｄ Current Regulation
- Charge Voltage Regulation Accuracy:
±0.5%(25°C), ±1%(0°C to 85°C)
- Charge Current Accuracy: ±5%
 Power Up System without Battery
 Programmable Charge Parameters through I2CTM compatible Interface(100kHz/400kHz):
-VIN DPM Threshold
-Fast-Charge Current
-Charge Regulation Voltage(3.5V to 4.5V)
-Smart Charge Termination Algorithm
 2.5A Charge Current using 33mΩ Sensing Resistor
 Specific K-DPMTM: VBUS Based Dynamic Power Management
 Up to 94% Charge Efficiency
 20V Absolute Maximum VBUS Rating
 Trickle-CC-CV Three-stage Automatic Charging Process, Automatic Recharge
 Bad Adaptor Detection ａｎｄ Battery Removing Detection
 Strong Robust Protection: VBUS OVP, Minimum VBUS during Charging, Battery OVP, Reverse Leakage Protection, Thermal Shutdown
 Charge Status ａｎｄ Fault Indication
 5.05V,1A Boost Mode Operation for USB OTG for 3.5V to 4.5V Battery Input
 FCQFN 2.0mm×2.0mm×0.55mm-20L Package

技術文書

タイプ	タイトル	言語	日付
Product Design Guide	AW32257 Hardware Design Guide	中文	2023-03-21
Datasheet	DS_AW32257_EN_V1.5	英文	2023-11-20
Product Design Guide	AW32257 Hardware Design Guide	英文	2024-07-25
Technical articles	【技术帖】艾为之“店”，充电如何选品？	中文	2024-05-31

設計と開発

追加の条件や必要なリソースについては、以下のタイトルをクリックして詳細ページをご覧ください。

ハードウェア開発

評価ボード

Switch Charger Demo V1.2 — Switch Charger DEMO is a demonstration board of Aiwei fast charge chip, mainly including input, output and other power pins (test points) and each configuration pin; The single chip microcomputer is integrated on the board, and the charging current and charging voltage can be configured by I2C

EVB demo board for Awinic Fast charge chip

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ソフトウェア開発

DRIVER OR LIBRARY

AW322XX_Driver — Android and other drivers for AW32257 series

Android and other drivers for AW32257 series,including sample code,configuration files,porting guide,etc

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ハードウェア開発

評価ボード

EVB demo board for Awinic Fast charge chip

オプションを表示

ソフトウェア開発

DRIVER OR LIBRARY

AW322XX_Driver — Android and other drivers for AW32257 series

Android and other drivers for AW32257 series,including sample code,configuration files,porting guide,etc

オプションを表示