LMV431BIMFX - Adjustable Precision Zener Shunt Regulator

The LMV431BIMFX from Texas Instruments is a highly precise, low-voltage, adjustable Zener shunt regulator designed for a wide range of applications. It offers an output voltage that can be set to any value between V<sub>REF (approximately 1.24 volts) and 30 volts with external resistors. This device features a guaranteed thermal stability over applicable temperature ranges, making it suitable for precision voltage regulation and ensuring consistent performance.

The LMV431BIMFX is characterized by its low dynamic output impedance, which provides stable reverse breakdown voltage accuracy over a wide range of currents. This makes it an excellent choice for applications requiring a low voltage reference or a precision current limiter. The device is also capable of operating at a minimal cathode current, maintaining its regulation capabilities at low power levels, which is beneficial for portable and battery-powered applications.

This regulator comes in a small SOT-23 package, making it ideal for space-constrained applications. Its small footprint does not compromise its performance and reliability, which are hallmarks of Texas Instruments' products. The LMV431BIMFX operates over a wide operating temperature range of -40°C to 125°C, catering to a broad spectrum of commercial, industrial, and automotive applications.

Key features of the LMV431BIMFX include:

• Adjustable output voltage from 1.24V to 30V
• Low dynamic output impedance
• Ensured thermal stability over temperature
• Minimal cathode current requirement
• Small SOT-23 package for compact designs
• Wide operating temperature range

The LMV431BIMFX is a versatile component that can be used in numerous applications, including power supplies, battery chargers, voltage monitors, and adjustable regulators. Its precision and reliability make it an essential part of any power management solution where space and power efficiency are critical.