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Product attributes Property Value
Manufacturer Analog Devices Inc./Maxim Integrated
Product Series ModelGauge™
Packaging Factory | Tape & Reel (TR)
Function Fuel Gauge
Battery Chemistry Lithium Ion/Polymer
Number of Cells 1
Fault Protection Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Interface I2C
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 14-WFDFN Exposed Pad
Supplier Device Package 14-TDFN (3x3)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MAX17303G+T from Analog Devices is a sophisticated fuel gauge IC for single-cell lithium-ion/polymer batteries. It provides accurate state-of-charge monitoring and integrates comprehensive protection against overcurrent, over temperature, over/under voltage, and short circuits. Featuring an I2C interface for easy integration, this device is packaged in a compact 14-WFDFN and operates reliably from -40°C to 85°C, making it ideal for a wide range of portable applications.

  • Accurate Fuel Gauging: Provides precise state-of-charge information for single-cell Li-ion batteries, enabling longer runtimes and better user feedback.
  • Comprehensive Protection: Integrates overcurrent, over temperature, over/under voltage, and short circuit protection in a single IC, simplifying design and enhancing safety.
  • Standard I2C Interface: Facilitates easy communication with a host microcontroller for data logging and system control.
  • Wide Temperature Range: Rated for -40°C to 85°C, suitable for both consumer and industrial applications.

Smartphones and Tablets

Provides accurate state-of-charge reporting for single-cell Li-ion batteries in portable consumer electronics, enhancing user experience with reliable battery percentage readings.

Portable Medical Devices

Ensures dependable battery monitoring in devices like glucose monitors and portable diagnostic tools, where knowing remaining power is critical for patient safety.

Wireless Headphones and Wearables

Ideal for compact devices with limited space, the small 14-WFDFN package and comprehensive protection features fit well in space-constrained designs.

Handheld Industrial Scanners

With a -40°C to 85°C operating range, it is suitable for rugged handheld scanners used in warehouses and outdoor environments.

High-Performance Flashlights

Monitors battery status in high-drain LED flashlights, providing protection against overcurrent and short circuits that can occur during high-power operation.

Q: What is the function of the MAX17303G+T?
A: It is a fuel gauge IC that monitors the state of charge and health of a single-cell lithium-ion/polymer battery.
Q: How many cells does it support?
A: It is designed for use with a single (1) lithium-ion or lithium-polymer cell.
Q: What protection features does it include?
A: It provides protection against overcurrent, over temperature, over/under voltage, and short circuit conditions.
Q: What communication interface does it use?
A: It communicates via the I2C interface.
Q: What is the operating temperature range?
A: The device operates over a temperature range of -40°C to 85°C (TA).
Q: What package is available?
A: It is available in a 14-WFDFN package with an exposed pad.
Base Product Number : MAX17303G
-40°C ~ 85°C 1 Cell 14-WFDFN Battery Management BMS Fuel Gauge I2C Lithium Ion/Polymer Over Current Over Temperature Over/Under Voltage Short Circuit
Q: What is the function of the MAX17303G+T?
A: It is a fuel gauge IC that monitors the state of charge and health of a single-cell lithium-ion/polymer battery.
Q: How many cells does it support?
A: It is designed for use with a single (1) lithium-ion or lithium-polymer cell.
Q: What protection features does it include?
A: It provides protection against overcurrent, over temperature, over/under voltage, and short circuit conditions.
Q: What communication interface does it use?
A: It communicates via the I2C interface.
Q: What is the operating temperature range?
A: The device operates over a temperature range of -40°C to 85°C (TA).
Q: What package is available?
A: It is available in a 14-WFDFN package with an exposed pad.