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ADP3806 Datasheet High-Frequency Switch Mode Li-Ion Battery Charger

Manufacturer: Analog Devices

Overview: a.

General Description

The ADP3806 is a complete Li-Ion battery-charging IC.

The device combines high output voltage accuracy with constant current control to simplify the implementation of ConstantCurrent, Constant-Voltage (CCCV) chargers.

The ADP3806 is available in three options.

Key Features

  • Li-Ion Battery Charger Three Battery Voltage Options Selectable 12.525 V/16.700 V Selectable 12.600 V/16.800 V Adjustable High End-of-Charge Voltage Accuracy ؎0.4% @ 25؇ C ؎0.6% @ 5 ؇ C to 55Њ C ؎0.7% @ 0 ؇ C to 85؇ C Programmable Charge Current with Rail-to-Rail Sensing System Current Sense with Reverse Input Protection Softstart Charge Current Undervoltage Lockout Bootstrapped Synchronous Drive for External NMOS Programmable Oscillator Frequency Oscillator SYNC Pin Low Current Flag Trickle Cha.