LM431CCZX

Voltage Reference Overview

The LM431CCZX is an adjustable precision Zener shunt regulator manufactured by onsemi. It operates within a voltage range of 2.495 V to 36 V with an initial accuracy of 0.5%. The device features a temperature coefficient of 50 ppm/°C and supports a maximum shunt current of 100 mA. It is housed in a TO-92R through-hole package and functions reliably between -25°C and +85°C.

Voltage Reference Feature Summary

• Adjustable output voltage capability via external resistors
• High initial accuracy for precise reference applications
• Temperature compensated operation across specified ranges

Voltage Reference Applications

• Precision voltage references
• Programmable power supplies
• Battery chargers

Voltage Reference Procurement Notes

Verify component authenticity and datasheet alignment before integration. Confirm package integrity and pinout compatibility with existing designs. Check for end-of-life status or alternative sourcing requirements due to potential supply constraints.

Voltage Reference Selection Notes

Select this component when high accuracy and low cost are required for shunt regulation. Ensure the operating environment stays within the specified temperature limits. Verify that the required output voltage falls within the 2.495 V to 36 V range.

Voltage Reference Part Context

This part belongs to the LM431 family of programmable shunt regulators. It serves as a direct replacement for standard Zener diodes in many applications, offering superior stability and adjustability. The TO-92 package facilitates easy through-hole mounting for prototyping and production.

Voltage Reference Replacement Considerations

Check for pin-compatible alternatives from other manufacturers if availability is limited. Ensure electrical parameters such as accuracy and temperature coefficient meet design specifications.