TS431ACX-Z RFG

Overview

The TS431ACX-Z RFG is an adjustable precision shunt regulator manufactured by Taiwan Semiconductor Corporation. It functions as a three-terminal voltage reference with an output voltage range spanning from 2.5 V to 36 V. The device incorporates a typical 1.24 V bandgap reference internally. It operates within a temperature range of -40°C to +85°C and is housed in a SOT-23 surface-mount package.

Feature Summary

• Provides precise adjustable voltage regulation via external resistor divider
• Features low dynamic impedance for stable performance under varying load conditions
• Includes internal bandgap reference circuitry for high accuracy

Applications

• Precision voltage references in power supply circuits
• Programmable linear regulators
• Comparator circuits requiring accurate threshold levels

Procurement Notes

Verify the specific suffix 'RFG' against the manufacturer's official datasheet to confirm packaging details such as tape and reel specifications. Ensure the part number matches the exact electrical characteristics required for your design, as variations may exist between different manufacturing batches or sub-types.

Selection Notes

Select this component when a compact, adjustable shunt regulator is needed for space-constrained designs. Consider its operating temperature range and package type relative to your thermal management requirements. Verify compatibility with your system's voltage levels and current demands before finalizing the selection.

Part Context

This component belongs to the TS431 series of adjustable precision shunt regulators. These devices are widely used in electronic circuits where a stable, adjustable reference voltage is essential. The series offers a balance of performance and cost-effectiveness for various industrial and consumer applications.

Replacement Considerations

Compatible substitutes include the TL431AIDBZR and REF3330DBZR. Verify pinout compatibility and electrical specifications before substitution.