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HT4182 - 2-Cell Synchronous Boost Battery Charger

General Description

HT4182 is a 5V input, two-cell synchronous boost Li-Ion battery charger.

The input terminal has UVLO and OVP protection.

HT4182 adopts synchronous boost converter integrating switches to provide a high efficiency and small size solution.

Key Features

  • S High-efficiency 1.6-A, 800kHz Synchronous boost charger 92% charge efficiency at 5V adapter, 7.2V battery, 1A charge Support 5V input and 2-cell Li-Ion battery Supports 4V-6V input voltage range with 16V absolute maximum input voltage rating Adaptive input current limit: 4-4.3V input OVP protection: 6.2V Charge voltage selectable: 8.4V / 8.7V Short current / trickle current / constant current / constant voltage charge mode Programmable charge current by external resistor Status indication Char.

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Datasheet Details

Part number HT4182
Manufacturer HEROIC
File Size 1.19 MB
Description 2-Cell Synchronous Boost Battery Charger
Datasheet download datasheet HT4182 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HT4182 Boost Charger 5V1.6A High Efficiency, 1.6-A, 2-Cell Synchronous Boost Battery Charger for 5V Input ◼ FEATURES High-efficiency 1.6-A, 800kHz Synchronous boost charger 92% charge efficiency at 5V adapter, 7.2V battery, 1A charge Support 5V input and 2-cell Li-Ion battery Supports 4V-6V input voltage range with 16V absolute maximum input voltage rating Adaptive input current limit: 4-4.3V input OVP protection: 6.2V Charge voltage selectable: 8.4V / 8.7V Short current / trickle current / constant current / constant voltage charge mode Programmable charge current by external resistor Status indication Charge timeout, Thermal regulation, Over temperature protection, Input voltage UVLO and OVP, Output short circuit / overcurrent / OVP protection, NTC Pb-free Packages, ESOP8 1.