SC431LC5SK-1 TR

Overview

The SC431LC5SK-1 TR is an adjustable shunt voltage reference IC manufactured by Semtech Corporation. It features a minimum output voltage of 1.24 V and a maximum output voltage of 16 V, with an initial accuracy tolerance of ±1%. The device supports a cathode current range from 100 µA to 100 mA. It is housed in a SOT-23-5 surface mount package and operates within a temperature range of 0°C to +70°C.

Feature Summary

• Three-terminal adjustable shunt regulator design
• Thermal stability guaranteed over operating temperature
• Surface mount SOT-23-5 packaging

Applications

• Precision voltage regulation circuits
• Battery-powered equipment power management
• Low-voltage shunt reference applications

Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm package marking and datasheet revision compatibility for existing designs. Check RoHS compliance documentation before integration. Ensure supply chain reliability as availability may be restricted.

Selection Notes

Select this component when a low-cost, adjustable shunt reference is required in a small footprint. Consider the ±1% accuracy and 16 V maximum rating against circuit requirements. Evaluate thermal performance within the 0°C to +70°C range for environmental suitability.

Part Context

This part belongs to the SC431L series of adjustable shunt regulators. It serves as a cost-effective alternative to fixed references, allowing flexible voltage setting via external resistors. The SOT-23-5 package provides compact integration for space-constrained PCB layouts.

Replacement Considerations

SC431LC5SK-.5TRT offers higher accuracy at ±0.5% but shares similar electrical characteristics.