UC3906DW

Overview

The UC3906DW is a lead-acid battery charge management integrated circuit manufactured by Texas Instruments. It operates within a supply voltage range of up to 40 V and supports an output current of 2 A. The device is housed in a 16-pin SOIC surface-mount package with physical dimensions of 10.28 mm length, 7.52 mm width, and 2.35 mm height. It functions reliably across a temperature range from -20 °C to +70 °C.

Feature Summary

• Designed specifically for linear charge management of lead-acid batteries
• Integrates control logic within a compact surface-mount package

Applications

• Lead-acid battery charging systems
• Battery management units requiring linear regulation

Procurement Notes

Verify the specific suffix against official documentation to confirm package type and environmental compliance. Ensure the ordering code matches the required SOIC-16 configuration. Confirm operational temperature ratings align with system requirements before procurement.

Selection Notes

Select this component for applications requiring dedicated lead-acid battery management. Verify that the 2 A output capability meets load demands. Ensure the SOIC-16 footprint fits the PCB layout constraints.

Part Context

This part belongs to the UC3906 series of battery management ICs. It serves as a specialized solution for lead-acid chemistry, distinct from switching controllers or lithium-ion management devices within the manufacturer's portfolio.

Replacement Considerations

UC3906DWG4 is a verified equivalent variant within the same series offering identical functionality.