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AW32257 - Switch-mode Single Cell Li-ion Battery Charger

Datasheet Summary

Description

AW32257 is a high efficiency, large current，switchmode Li-Ion battery charge management chip.

The chip integrates 1.5 MHz synchronous Buck PWM controller, Boost PWM controller and power MOSFETs, effectively reducing the power loss.

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Datasheet preview – AW32257

Datasheet Details

Part number AW32257
Manufacturer Awinic
File Size 1.58 MB
Description Switch-mode Single Cell Li-ion Battery Charger
Datasheet download datasheet AW32257 Datasheet
Additional preview pages of the AW32257 datasheet.

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Full PDF Text Transcription

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AW32257 Nov. 2023 V1.5 AW32257 Switch-mode Single Cell Li-ion Battery Charger With Full USB Compliance and USB-OTG Support Features Applications awinic Confidential ⚫ 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.
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