ADP3804 Datasheet High Frequency Switch Mode Li-Ion Battery Charger

Manufacturer: Analog Devices

Overview: = Preliminary Technical Data.

ADP3804 high frequency switch mode li-ion battery charger by Analog Devices - Datasheet Preview

Datasheet Details

Part number	ADP3804
Manufacturer	Analog Devices
File Size	89.28 KB
Description	High Frequency Switch Mode Li-Ion Battery Charger
Download	ADP3804 Download (PDF)

General Description

Y R A N I L M A I L C I E PR CHN A TE DAT FUNCTIONAL BLOCK DIAGRAM BST DRVH SW DRVL PGND CS+ CS BOOSTED SYNCHRONOUS DRIVER AMP 1 The ADP3804 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 ADP3804 is available in two options.

Key Features

Li-Ion Battery Charger Fixed 12,525 V, 12.600 V, or Adjustable Battery Voltage High End-of-Charge Voltage Accuracy ؎ 0.4% @ +25 ؇ C ؎ 0.6% @ 5 ؇ C to 55؇ C ؎ 0.75% @ 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 Boosted Synchronous Drive For External NMOS Programmable Oscillator Frequency Oscillator SYNC Pin Constant Current/Constant Voltage Flag Trickle Charge.

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