TL431G-AE2-R SMD IC Voltage Reference 431 431G SOT23 UTC TL431G-AE2-R

Product Overview:

The UTC TL431 is a programmable, three-terminal precision voltage reference regulator. It is designed for high stability and can be programmed to provide an output voltage between approximately 2.5V and 36V using only two external resistors, making it extremely versatile for various power management applications.

Core Specifications:

• Manufacturer: Unisonic Technologies Co., Ltd (UTC)

• Package Type: SOT-23, SOT-89, SOP-8, TO-92, SIP-3

• Function: Programmable Precision Reference

• Output Voltage Range: 2.5V to 36V

• Sink Current Capability: 1.0mA to 100mA

Features:

• Programmable Output: Output voltage can be adjusted up to 36V via external resistors.

• Low Dynamic Output Impedance: Typically 0.2 ohms, ensuring stable output voltage under varying load conditions.

• Temperature Stability: Features a low temperature coefficient, typically 50ppm/°C, for accurate performance across the entire operating temperature range.

• High Versatility: Can be used in various configurations including shunt regulators, series regulators, and switching power supply circuits.

Applications:

• Shunt Regulator: Acts as a precise, adjustable Zener diode replacement.

• Voltage Reference: Used in power supply circuits requiring a stable reference voltage.

• Switching Regulator: Provides precise feedback control in isolated switching power supplies.

• Precision Power Control: Used in industrial and consumer electronics for voltage monitoring and regulation.