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MAX1908 Datasheet Low-Cost Multichemistry Battery Chargers

Manufacturer: Maxim Integrated (now Analog Devices)

Download the MAX1908 datasheet PDF. This datasheet also includes the MAX8765A variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (MAX8765A_MaximIntegratedProducts.pdf) that lists specifications for multiple related part numbers.

General Description

The MAX1908/MAX8724/MAX8765/MAX8765A highly integrated, multichemistry battery-charger control ICs simplify the construction of accurate and efficient chargers.

These devices use analog inputs to control charge current and voltage, and can be programmed by the host or hardwired.

The MAX1908/MAX8724/MAX8765/ MAX8765A achieve high efficiency using a buck topology with synchronous rectification.

Overview

19-2764; Rev 5; 11/09 KIT ATION EVALU E L B A AVAIL www.DataSheet4U.

Key Features

  • o ±0.5% Output Voltage Accuracy Using Internal Reference (±0.4% for MAX8765A, 2-/3-Cell Only) o ±4% Accurate Input Current Limiting o ±5% Accurate Charge Current o Analog Inputs Control Charge Current and Charge Voltage o Outputs for Monitoring Current Drawn from AC Adapter Charging Current AC Adapter Presence o Up to 17.6V Battery-Voltage Set Point o Maximum 28V Input Voltage o > 95% Efficiency o Shutdown Control Input o Charge Any Battery Chemistry Li+, NiCd, NiMH, Lead Acid, etc. MAX1908/MAX.

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