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LTC4124 Datasheet 100mA Wireless Li-Ion Charger

Manufacturer: Analog Devices

General Description

The LTC®4124 is a simple high performance wireless Li-Ion charger with low battery disconnect.

The pinselectable charge current (up to 100mA) and charge voltage ensure versatility while minimizing the number of required external components.

Wireless charging with the LTC4124 allows devices to be charged while sealed within enclosures and eliminates bulky connectors in space-constrained applications.

Overview

LTC4124 100mA Wireless Li-Ion Charger with Low Battery Disconnect.

Key Features

  • nn Complete Wireless Power Receiver, Li-Ion Charger and PowerPath™ Controller nn Wireless Input Power Control and Rectification nn Wideband Wireless Power Frequency: DC to >10MHz nn Pin-Selectable Charge Current: 10mA/25mA/50mA/​100mA nn Pin-Selectable Charge Voltage: 4.0V/4.1V/4.2V/4.35V nn Pin-Selectable Low Battery Disconnect: 2.7V/3.2V nn Zero Battery Drain Current in Disconnect/Ship Mode nn Pin-Selectable Low Battery Pre-Charge Current Enable nn NTC Input for Temperature Qualified Charging.