RT5037GQW

Battery Chargers Overview

The RT5037GQW is a single-cell lithium-ion/polymer battery charger IC manufactured by Richtek USA Inc. It supports a maximum charging current of 2A and operates with a supply voltage up to 5.5V. The device features an I2C interface for programmability and includes built-in timer, overcurrent, overtemperature, and overvoltage fault protections. It is housed in a 40-WQFN (5x5) package with exposed pad and functions within a temperature range of -40°C to 85°C.

Battery Chargers Feature Summary

• I2C programmable interface for configuration control
• Integrated safety protections including overcurrent, overtemperature, and overvoltage
• Supports constant-current charging with programmable timer termination

Battery Chargers Applications

• Single-cell lithium-ion battery charging systems
• Portable electronic devices requiring compact power management
• Battery-powered consumer electronics

Battery Chargers Procurement Notes

Verify the specific suffix (GQW) against the manufacturer's datasheet to confirm pinout and thermal specifications. Ensure compatibility with I2C bus voltage levels used in the target system. Confirm RoHS3 compliance status if required by regulatory standards. Check moisture sensitivity level (MSL 3) handling requirements during assembly.

Battery Chargers Selection Notes

Select this component for applications requiring a small footprint single-cell charger with digital control capabilities. The 40-WQFN package offers thermal performance suitable for high-current charging. Verify that the host system can support I2C communication for optimal configuration flexibility.

Battery Chargers Part Context

This part belongs to the RT5037 family of battery chargers from Richtek. It is designed for portable applications where space and efficiency are critical. The GQW suffix indicates the specific package type and temperature grade.

Battery Chargers Replacement Considerations

Check for direct pin-to-pin replacements within the RT5037 series or other Richtek single-cell chargers with I2C interfaces. Verify electrical parameters such as max current and input voltage match the design requirements before substitution.

Battery Chargers FAQ

What is the maximum charging current supported by the RT5037GQW?

The RT5037GQW supports a maximum charging current of 2A.

Does the RT5037GQW include protection features?

Yes, it includes overcurrent, overtemperature, and overvoltage protection mechanisms.