The SPX1431M5/TR is a precision adjustable shunt regulator manufactured by Sipex Corporation (now part of Exar Corporation). It is designed to provide a stable and accurate voltage reference, making it suitable for various voltage regulation and control applications.

Applications:

• Adjustable power supplies
• Voltage monitors
• Error amplifiers
• Linear regulators
• Switching power supplies

Features:

• Adjustable Output Voltage: Can be set to any voltage between Vref and 36V using external resistors.
• Low Temperature Coefficient: Ensures stable performance over a wide temperature range.
• Low Output Noise: Minimizes noise in sensitive applications.
• High Accuracy: Provides precise voltage regulation.
• Low Dynamic Output Impedance: Ensures stable output voltage under varying load conditions.
• Small SOT-23 Package: Suitable for space-constrained applications.

Benefits:

• Provides a stable and accurate voltage reference for various applications.
• Enables precise voltage regulation in adjustable power supplies.
• Improves the performance of voltage monitors and error amplifiers.
• Reduces noise in sensitive electronic circuits.
• Saves space in compact device designs due to its small package.

Specifications:

• Reference Voltage (Vref): 2.5V ±0.5%
• Adjustable Output Voltage Range: Vref to 36V
• Operating Temperature Range: -40°C to +85°C
• Output Current: Up to 100mA
• Package: SOT-23

The SPX1431M5/TR is a versatile and accurate shunt regulator that is well-suited for a wide range of applications. Its adjustable output voltage, low temperature coefficient, and small package make it an excellent choice for designers seeking precise and space-saving voltage regulation solutions. Always refer to the manufacturer's datasheet for the most accurate and up-to-date specifications.