onsemi

LM431AIZ  

Voltage References

LM431AIZ Description

The LM431AIZ is a precision shunt voltage reference IC designed for a wide range of applications requiring stable and accurate voltage regulation. Manufactured by onsemi, this device features an adjustable output voltage ranging from 2.5V to 36V, making it highly versatile for various electronic designs. With a maximum output current of 100 mA, the LM431AIZ ensures reliable performance in demanding applications. The device is housed in a TO-92-3 package, which is suitable for through-hole mounting, providing robust mechanical stability and ease of integration into printed circuit boards.

LM431AIZ Features

• Adjustable Output Voltage: The LM431AIZ offers an adjustable output voltage range from 2.5V to 36V, providing flexibility to meet specific design requirements.
• High Output Current: Capable of delivering up to 100 mA, this device can support higher current loads, making it suitable for a variety of applications.
• Low Temperature Coefficient: With a typical temperature coefficient of 50ppm/°C, the LM431AIZ ensures minimal voltage drift over temperature variations, enhancing the stability and accuracy of the reference voltage.
• High Accuracy: The device maintains a tolerance of ±2%, ensuring precise voltage regulation and minimizing errors in voltage-sensitive applications.
• Compliance and Reliability: The LM431AIZ is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It also has a moisture sensitivity level (MSL) that is not applicable, indicating its robustness against environmental factors.
• Shunt Reference Type: As a shunt reference, the LM431AIZ operates by providing a reference voltage across a resistor, allowing it to maintain a stable voltage regardless of load conditions.

LM431AIZ Applications

The LM431AIZ is ideal for applications that require a stable and accurate voltage reference. Some specific use cases include:

• Power Supplies: Used in linear and switching power supplies to provide a stable reference voltage, ensuring precise voltage regulation and minimizing ripple and noise.
• Battery Management Systems: Ideal for monitoring and managing battery voltages, providing a reliable reference for accurate voltage measurement and control.
• Analog-to-Digital Converters (ADCs): Serves as a reference voltage source for ADCs, ensuring accurate and consistent analog-to-digital conversion.
• Precision Measurement Equipment: Utilized in precision measurement devices such as voltmeters and ammeters, providing a stable reference for accurate measurements.
• Medical Devices: Suitable for medical equipment that requires precise voltage regulation for reliable performance and safety.

Conclusion of LM431AIZ

The LM431AIZ from onsemi stands out as a reliable and versatile precision shunt voltage reference IC. Its adjustable output voltage range, high output current capability, and low temperature coefficient make it an excellent choice for applications requiring stable and accurate voltage regulation. The device's compliance with environmental and safety standards, along with its robust packaging, ensures long-term reliability and ease of integration into various electronic systems. Whether used in power supplies, battery management systems, or precision measurement equipment, the LM431AIZ delivers consistent performance, making it a preferred choice for engineers and designers in the electronics industry.

LM431AIZ Documents

Download datasheets and manufacturer documentation for LM431AIZ

PCN Assembly/Origin :

Assembly 24/Feb/2021      

Datasheets :

LM431A/B/C      

PCN Packaging :

Mult Devices 24/Oct/2017      

HTML Datasheet :

LM431A/B/C      

PCN Design/Specification :

Logo 17/Aug/2017       Materials 08/Aug/2008      

Environmental Information :

onsemi RoHS       Material Declaration LM431AIZ