SC431LC5SK.5TRT

Overview

The SC431LC5SK.5TRT is a shunt adjustable voltage reference manufactured by Semtech, housed in an SOT-23-5 surface-mount package. It provides an adjustable output voltage range from 1.24 V to 20 V with an initial accuracy of 0.25%. The device operates with a cathode current ranging from 100 µA to 100 mA and functions within a temperature range of 0°C to +70°C.

Feature Summary

• Adjustable shunt regulation architecture for precise voltage control
• High initial accuracy of 0.25% for stable reference performance
• Compact SOT-23-5 surface-mount footprint for space-constrained designs

Applications

• Precision analog-to-digital converter (ADC) reference sources
• Portable battery-powered instrumentation circuits
• Linear regulator feedback loop stabilization

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required tolerance and packaging format. Check for obsolescence status as this series may be discontinued. Ensure environmental compliance documentation aligns with project requirements before finalizing procurement orders.

Selection Notes

Select this component when high precision is required in a compact form factor. The 0.25% accuracy suits applications demanding tight voltage tolerances. Verify that the operating temperature range meets system thermal constraints. Consider the maximum cathode current capability to ensure adequate biasing for the intended load conditions.

Part Context

This part belongs to the SC431LC5SK family of shunt voltage references. It shares architectural similarities with other adjustable references but offers specific accuracy and package configurations tailored for modern surface-mount assembly processes. The series supports various tolerance options to meet diverse design specifications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data.