LTC4126 Datasheet (Analog Devices) - 7.5mA Wireless Li-Ion Charger

LTC4126, 7.5mA Wireless Li-Ion Charger

The LTC®4126 is a low-power wireless single-cell Li-Ion battery charger with an integrated step-down DC/DC regulator.

The step-down regulator is a low-noise multi-mode charge pump which is powered from the battery and provides a regulated 1.2V at the output.

The switching frequency is set to either

LTC4126 Features

* n Wireless Li-Ion Battery Charger Plus High Efficiency Multi-Mode Charge Pump DC/DC n Wideband Rx Frequency: DC to >10MHz n Integrated Rectifier with Overvoltage Limit n Pin Selectable Charge Voltage: 4.2V or 4.35V n Charge Current: 7.5mA (Fixed) n Low Battery Disconnect: 3.0V n NTC Pin for Temperat