SI9731DQ-T1-E3

Overview

The SI9731DQ-T1-E3 is a battery charger integrated circuit manufactured by Vishay Siliconix. It features multi-chemistry support and includes overvoltage and temperature protection mechanisms. The component is housed in a 16-TSSOP package with a width of 4.40mm. Designed for power management applications, it provides comprehensive charging control suitable for portable electronic devices requiring robust safety features and versatile battery compatibility.

Feature Summary

• Multi-chemistry battery support
• Integrated overvoltage protection
• Temperature monitoring capabilities

Applications

• Portable electronic devices
• Battery-powered equipment
• Power management systems

Procurement Notes

Verify the exact datasheet specifications from Vishay Siliconix before integration. Confirm package dimensions and pinout compatibility with your PCB layout. Ensure thermal management requirements are met for the 16-TSSOP form factor. Check for any specific ordering suffixes that may affect availability or performance characteristics.

Selection Notes

Select this component when multi-chemistry flexibility and built-in safety protections are required. The 16-TSSOP package offers a compact solution for space-constrained designs. Consider the integrated temperature and overvoltage features to simplify external protection circuitry in portable device applications.

Part Context

This part belongs to the Vishay Siliconix battery charger IC family. It is designed for modern portable electronics where reliable charging and device safety are critical. The integration of multiple protection features reduces the need for additional discrete components, streamlining the design process for manufacturers.

Replacement Considerations

Consult official Vishay documentation for confirmed substitute part numbers. Verify electrical parameters and pin compatibility before considering alternatives. Generic replacements may not offer identical multi-chemistry support or protection levels.