TL431AQDBVR

The TL431AQDBVR is a precision adjustable shunt voltage reference with three terminals. It is designed to provide a stable reference voltage for various applications, including power supplies, voltage regulation, and feedback control in circuits. The device can be adjusted to output a specific voltage between 1.24V and 36V, making it versatile for different requirements.
The TL431 features a low temperature coefficient, ensuring stable performance over varying temperatures, and a fast response time, which is crucial for dynamic applications. It operates with a supply current of typically around 1 mA, allowing it to function efficiently in low-power designs. The device can also be used in both linear and switching applications, enhancing its flexibility.
Encapsulated in a compact SOT-23 package (indicated by “DBVR”), the TL431AQDBVR is suitable for space-constrained designs. Its reliability and performance make it popular in consumer electronics, industrial equipment, and automotive applications.

The TL431AQDBVR is a programmable shunt voltage reference designed for precision applications. Key features include:
1. Programmable Output Voltage: Adjustable output voltage range from 1.25V to 36V through external resistors.
2. High Accuracy: Offers a reference voltage tolerance of ±1% and temperature stability, enhancing precision in circuit designs.
3. Low Output Impedance: Provides low output impedance (typically 0.1Ω), which helps maintain stable operation under varying load conditions.
4. Wide Operating Current Range: Suitable for a wide current range from 1 mA to 100 mA, facilitating flexibility across various applications.
5. Temperature Coefficient: Low temperature coefficient (typically 20 ppm/°C), ensuring consistent performance over varying temperatures.
6. Fast Response Time: Quick response to load changes, making it suitable for dynamic applications.
7. Package Type: Available in a compact SOT-23-3 package for space-constrained designs.
These features make the TL431AQDBVR ideal for use in power supplies, voltage regulation, and reference applications.

The TL431AQDBVR is packaged in a SOT-23-3 form factor. This compact surface-mount package typically includes three pins and is used for voltage reference and regulation applications.

The TL431AQDBVR is a programmable shunt voltage reference with a total of 3 pins. Here’s a brief overview of its pin functions:
1. Ref (Reference): This pin is used to connect an external resistor divider to set the output voltage. It provides a reference voltage of 1.24V.
2. Cathode (K): This is the output pin where the shunt regulator output is taken. The device regulates the voltage at the Cathode by shunting current to maintain the output voltage at the set level.
3. Anode (A): This pin is connected to ground or the negative side of the power supply. It serves as the return path for the current flowing through the shunt.
The TL431 operates over a wide voltage range and is commonly used in power supply circuits for voltage regulation and reference applications.

The TL431AQDBVR is manufactured by Texas Instruments (TI), a prominent American technology company. Founded in 1930, Texas Instruments specializes in the design and production of semiconductors and various integrated circuits. The company is well-known for its analog and embedded processing solutions, serving a wide range of industries, including automotive, industrial, communications, and consumer electronics. The TL431 is a programmable voltage reference and is widely used in power management and regulation applications. Texas Instruments is recognized for its innovation and contributions to the electronics industry, providing high-quality components that support a diverse array of electronic designs.

The TL431AQDBVR is a programmable shunt voltage reference commonly used in applications such as power supply regulation, voltage monitoring, feedback control in switching power supplies, and as an adjustable reference in analog circuits. Its precise output voltage makes it ideal for battery chargers, LED drivers, and linear regulators. Additionally, it is utilized in automotive, industrial, and telecommunications equipment for stability and accuracy in voltage reference applications.

Equivalent products to the TL431AQDBVR include the LM431, TL431, and TLV431. These devices serve similar functions as adjustable shunt voltage references with close voltage regulation characteristics. Be sure to check specific electrical specifications and package types to ensure compatibility for your application.