Texas Instruments

LM431BIM3  

Voltage References

LM431BIM3 Description

The LM431BIM3 is a high-performance adjustable shunt voltage reference IC designed by Texas Instruments. This device is ideal for a wide range of applications requiring precise voltage regulation and stability. The LM431BIM3 features an adjustable output voltage ranging from 2.495V to 37V, making it highly versatile for various electronic circuits. It delivers an output current of up to 100 mA, ensuring robust performance in demanding applications. The LM431BIM3 is housed in a compact SOT23-3 package, which is suitable for surface-mount technology, making it ideal for space-constrained designs.

LM431BIM3 Features

• Adjustable Output Voltage: The LM431BIM3 offers an adjustable output voltage range from 2.495V to 37V, providing flexibility to meet diverse design requirements.
• High Output Current Capability: With an output current capability of 100 mA, this IC can drive multiple loads efficiently, ensuring reliable operation in complex circuits.
• Low Temperature Coefficient: The typical temperature coefficient of 50ppm/°C ensures minimal voltage drift over a wide temperature range, enhancing the stability and accuracy of the reference voltage.
• High Precision: The ±1% tolerance guarantees high precision in voltage regulation, making it suitable for applications that demand high accuracy.
• Low Cathode Current: The low cathode current of 1 mA minimizes power consumption, contributing to energy efficiency in battery-operated and low-power devices.
• Surface Mount Packaging: The SOT23-3 package is designed for surface-mount applications, facilitating easy integration into compact and high-density PCB designs.
• Compliance and Reliability: The LM431BIM3 is REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability in long-term applications. It also has a moisture sensitivity level (MSL) of 1, making it suitable for unlimited storage conditions.

LM431BIM3 Applications

The LM431BIM3 is well-suited for a variety of applications due to its adjustable output voltage, high precision, and robust performance. Some specific use cases include:

• Power Supplies: Ideal for precision voltage regulation in power supplies, ensuring stable output voltage across varying load conditions.
• Battery Management Systems: Provides accurate reference voltage for battery charging and monitoring circuits, enhancing battery life and reliability.
• Instrumentation and Control Systems: Ensures precise voltage references in measurement and control systems, contributing to accurate readings and reliable operation.
• Consumer Electronics: Suitable for devices requiring stable voltage references, such as smartphones, tablets, and other portable electronics.
• Industrial Equipment: Provides reliable voltage references in industrial control systems, ensuring consistent performance in harsh operating environments.

Conclusion of LM431BIM3

The LM431BIM3 from Texas Instruments is a versatile and high-performance adjustable shunt voltage reference IC. Its wide adjustable output voltage range, high output current capability, and low temperature coefficient make it a reliable choice for a variety of applications. The compact SOT23-3 package and surface-mount compatibility ensure easy integration into modern electronic designs. With its high precision, low power consumption, and compliance with environmental standards, the LM431BIM3 stands out as an excellent solution for precision voltage regulation needs in the electronics industry.

LM431BIM3 Documents

Download datasheets and manufacturer documentation for LM431BIM3

PCN Assembly/Origin :

Mult Devices 21/Aug/2017      

Datasheets :

LM431 Datasheet      

PCN Obsolescence/ EOL :

EOL 18/Sept/2023      

HTML Datasheet :

LM431 Datasheet