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BQ25619, BQ25618 - I2C Controlled 1-Cell 1.5-A Battery Charger

BQ25619 Description

BQ25618, BQ25619 SLUSDF8F * JUNE 2019 * REVISED FEBRUARY 2025 BQ25618/619 I2C Controlled 1-Cell 1.5A Battery Charger with 20mA Termina.
The BQ25618/619 integrates charge, boost converter and voltage protection in a single device.

BQ25619 Features

* Single chip solution to charge wearable accessories from adapter or battery
* High-efficiency, 1.5MHz, synchronous switch-mode buck charger
* 95.5% charge efficiency at 0.5A and 94.5% efficiency at 1A
* ±0.5% charge voltage regulation (10mV step)
* I2C progr

BQ25619 Applications

* Consumer wearables, smartwatch
* Personal care and fitness
* Headsets/headphone
* Earbuds (True Wireless or TWS) charging case

📥 Download Datasheet

This datasheet PDF includes multiple part numbers: BQ25619, BQ25618. Please refer to the document for exact specifications by model.
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Datasheet Details

Part number
BQ25619, BQ25618
Manufacturer
Texas Instruments ↗
File Size
2.74 MB
Datasheet
BQ25618-etcTI.pdf
Description
I2C Controlled 1-Cell 1.5-A Battery Charger
Note
This datasheet PDF includes multiple part numbers: BQ25619, BQ25618.
Please refer to the document for exact specifications by model.

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📌 All Tags

I2C Controlled 1-Cell 1.5-A Battery Charger Texas Instruments
Texas Instruments BQ25619-like datasheet