The SP431CP is a precision adjustable shunt regulator manufactured by Sipex Corporation. It is designed to provide a stable and accurate reference voltage, making it suitable for various voltage regulation and monitoring applications.

Applications:

• Voltage regulation in power supplies
• Overvoltage protection circuits
• Current source circuits
• Voltage monitoring and detection
• Error amplifiers

Features:

• Adjustable output voltage: Can be adjusted to any voltage between Vref and 36V with two external resistors.
• Low dynamic output impedance: Provides stable output voltage under varying load conditions.
• Sink current capability: Up to 100mA.
• Low temperature coefficient: Ensures stable performance over a wide temperature range.
• Low output noise: Provides clean and stable voltage reference.

Benefits:

• Versatile application due to adjustable output voltage.
• Stable and accurate voltage reference due to low dynamic output impedance and temperature coefficient.
• High output current capability to drive various loads.
• Improved system reliability due to stable performance.
• Reduced noise in sensitive applications.

Technical Specifications:

The SP431CP has a typical reference voltage (Vref) of 2.5V. The output voltage can be adjusted using two external resistors. The device can sink current up to 100mA. The operating temperature range is typically -40°C to +85°C. It is commonly available in a TO-92 or SOIC package.

The SP431CP offers a cost-effective and reliable solution for voltage regulation and reference applications, providing adjustable voltage, stable performance, and good current sinking capabilities.