BQ21040 Overview
Product Folder Order Now Technical Documents Tools & Software Support & munity bq21040 SLUSCE2D – APRIL 2016 – REVISED JANUARY 2019 bq21040 0.8-A, Single-Input, Single Cell Li-Ion and Li-Pol Battery Charger 1 Features •1 Charging – 1% Charge Voltage Accuracy – 10% Charge Current Accuracy – Low Battery Leakage Current (1 µA) – Programmable Charge Current using External Resistor up to 800 mA – 4.2-V Li-Ion and Li-Pol Charger • Protection – 30-V...
BQ21040 Key Features
- 1 Charging
- 1% Charge Voltage Accuracy
- 10% Charge Current Accuracy
- Low Battery Leakage Current (1 µA)
- Programmable Charge Current using External Resistor up to 800 mA
- 4.2-V Li-Ion and Li-Pol Charger
- Protection
- 30-V Input Rating; with 6.6-V Input Overvoltage Protection
- Input Voltage Dynamic Power Management
- 125°C Thermal Regulation; 150°C Thermal Shutdown Protection