The LM431AIM from Texas Instruments is a versatile, precision Zener shunt regulator that can be used in a wide array of applications. This three-terminal adjustable regulator operates as a high-performance replacement for zener diodes in applications requiring an improvement in zener performance. The LM431AIM provides a stable voltage reference with low temperature coefficients and low dynamic output impedance.

Key Features

• Voltage Range: The device has an adjustable output voltage range from 2.5V to 36V with a 0.5% typical output voltage tolerance.
• Low Dynamic Output Impedance: The dynamic output impedance of the LM431AIM is typically 0.22 ohms, a feature that enhances its performance over conventional zener diodes.
• Temperature Stability: Over the entire temperature range, the temperature stability of this device is excellent, making it reliable in various environmental conditions.
• Surface-Mount Package: The LM431AIM comes in an SOIC-8 package, which is suitable for automated surface-mount assembly processes and space-constrained applications.

Applications

The LM431AIM is suitable for a multitude of applications, including:

• Adjustable voltage and current references
• Voltage monitoring
• Switching power supplies
• Digital voltmeters
• Op-amp circuitry
• Charge pump circuits

Product Specifications

Quality and Reliability

Texas Instruments is committed to providing high-quality and reliable products. The LM431AIM is no exception, with its design and manufacturing processes conforming to the stringent industry standards for electronic components.