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Maxim Integrated's battery monitors, battery protectors, and battery selectors maximize battery life, while ensuring safe and reliable system operation.

Battery Protectors

Maxim's battery protector ICs enhance the useful operating life of lithium-ion batteries by monitoring individual cell voltages and by preventing over/undervoltage conditions. Our battery protector ICs also protect battery packs against charge current, discharge current, and pack short fault conditi...

Battery Monitors

Our integrated battery monitor ICs provide high accuracy measurements for precise voltage determination. The high cell count enables a flexible system architecture. Simultaneous sampling improves cell balancing and battery pack lifetime. Additional features of our battery monitor ICs include compreh...

Battery Selectors

Our battery selector ICs provide power-source control for dual-battery systems, enabling reduced system power consumption.

Battery Disconnect Switch

Our compact, bidirectional battery disconnect switch with ultra-low on-resistance is ideal for use in space-limited applications, such as smartphones and tablets.

Featured Technical Documents

Technical Documentation

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Technical Documentation

Technical Documents

Showing 10 of View Top 100 Results View All Results

Part Number Title Document Type Date


Introduction to the MAX17301 and MAX17311: 1-Cell ModelGauge m5 EZ Fuel Gauge with 2-Level Protector and SHA-256 Authentication
10:50 August 21, 2019


Introduction to the MAX17320 2-4 Cell ModelGauge m5 EZ Fuel Gauge with 2-Level Protector and SHA-256 Authentication
12:18 June 26, 2020

Are Your Car Battery Packs in Danger of Failing?

October 08, 2019

Learn how a new type of digital I/O IC that functions as a digital input (DI) and a digital output (DO) benefits Industry 4.0 applications.

Look Ma, the Battery Has Wheels!

October 01, 2019

Learn about an automotive smart sensor data acquisition IC that addresses concerns such as cell safety, diagnostics, and balancing for EV battery packs.

Featured Blogs

Featured Reference Designs

MAXREFDES179# Reference Design Board

MAXREFDES179# Reference Design Board

The MAXREFDES179 reference design is a complete Universal Serial Bus (USB) type-C PD solution fe...
MAXREFDES1153: Multicell Fuel Gauge with Battery Protection and Balancing Circuit Using the MAX17205

MAXREFDES1153: Multicell Fuel Gauge with Battery Protection and Balancing Circuit Using the MAX17205

The MAXREFDES1153 is a monitoring solution for genuine lithium-ion (Li+) battery packs with 2 to...

Featured Evaluation Kits