TS431ACS RLG

Overview

The TS431ACS RLG is a three-terminal programmable shunt regulator diode manufactured by Taiwan Semiconductor Corporation. It features a reference voltage of 2.495V with ±1% tolerance and operates within a cathode current range of 1 to 100mA. The device supports an output voltage programmable up to 36V using two external resistors. It exhibits a typical dynamic impedance of 0.2Ω and a temperature coefficient of 50ppm/°C. The component is housed in an SOP-8 package.

Feature Summary

• Programmable output voltage capability extending up to 36 volts via external resistor networks
• Low dynamic output impedance ensuring stable regulation performance
• Fast turn-on response suitable for precise timing applications

Applications

• Switching mode power supplies (SMPS)
• Voltage monitoring circuits
• Constant current sources

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm the exact package type and tape-and-reel specifications. Ensure that the selected variant aligns with the required moisture sensitivity level and halogen-free compliance standards before finalizing procurement orders.

Selection Notes

Select this component when a low-cost, high-precision shunt reference is required for logic supply voltages. Consider the operating temperature range and the stability requirements regarding load capacitance during circuit design to prevent potential oscillation issues under light load conditions.

Part Context

This part belongs to the TS431 series of integrated circuits designed as replacements for traditional Zener diodes. The series provides a monolithic solution for voltage referencing in digital voltmeters, op-amp circuitry, and general-purpose power supply designs requiring stable reference stages.

Replacement Considerations

TS431ACX RFG