ADP3802 Datasheet High Frequency Switch Mode Dual Li-Ion Battery Chargers

Manufacturer: Analog Devices

ADP3802 high frequency switch mode dual li-ion battery chargers by Analog Devices - Datasheet Preview

Datasheet Details

Part number	ADP3802
Manufacturer	Analog Devices
File Size	255.29 KB
Description	High Frequency Switch Mode Dual Li-Ion Battery Chargers
Download	ADP3802 Download (PDF)

General Description

The ADP3801 and ADP3802 are complete battery charging ICs.

The devices combine a high accuracy final battery voltage control with a constant charge current control and an on-board Low Drop-Out Regulator (LDO).

The accuracy of the final battery voltage control is guaranteed to ± 0.75% to safely charge Li-Ion batteries.

Overview

Key Features

Stand-Alone Li-Ion Battery Chargers High End-of-Charge Voltage Accuracy ؎0.4% @ +25؇C ؎0.75% @.
10؇C to +70؇C Intelligent End-of-Charge Output Signal Pin Programmable Cell Number Select On Chip 3.3 V LDO Regulator Programmable Charge Current with High Side Sense Softstart Charge Current Undervoltage Lockout Drives External PMOS ؎10% Adjustable End-of-Charge Voltage Charges NiCad, NiMH (with External ␮Controller) PWM Oscillator Frequency: ADP3801: 200 kHz ADP3802: 500 kHz.

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