Texas Instruments
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
TLV431ACDBVTE4
Ver Detalle Hojas de datos

TLV431ACDBVTE4

Product Overview

  • Category: Integrated Circuits (ICs)
  • Use: Voltage References
  • Characteristics: Adjustable Precision Shunt Regulator
  • Package: SOT-23 (Thin, Small Outline Transistor)
  • Essence: TLV431ACDBVTE4 is a voltage reference IC that provides a stable and precise output voltage.
  • Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

  • Reference Voltage Range: 1.24V to 6V
  • Output Current: Up to 100mA
  • Operating Temperature Range: -40°C to +85°C
  • Input Voltage Range: -0.3V to 18V
  • Line Regulation: ±0.2% (typical)
  • Load Regulation: ±0.4% (typical)

Pin Configuration

The TLV431ACDBVTE4 has three pins:

  1. Anode (A): Connected to the input voltage source.
  2. Cathode (K): Connected to the ground or reference voltage.
  3. Adjust (ADJ): Provides the adjustable output voltage.

Functional Features

  • Adjustable Output Voltage: The TLV431ACDBVTE4 allows users to set the desired output voltage within the specified range.
  • Low Power Consumption: It operates with low quiescent current, making it suitable for battery-powered applications.
  • High Accuracy: The voltage reference has a high initial accuracy and low temperature coefficient, ensuring precise voltage regulation.
  • Short Circuit Protection: The device includes built-in short circuit protection, preventing damage in case of a fault condition.

Advantages and Disadvantages

Advantages: - Wide operating temperature range enables usage in various environments. - Adjustable output voltage provides flexibility for different applications. - Low power consumption extends battery life in portable devices. - High accuracy ensures reliable voltage regulation.

Disadvantages: - Limited output current may not be suitable for high-power applications. - SOT-23 package may require careful handling during assembly.

Working Principles

The TLV431ACDBVTE4 is based on the principle of a shunt regulator. It compares the reference voltage with the input voltage and adjusts the current flowing through the shunt resistor to maintain a stable output voltage. By adjusting the ADJ pin, users can set the desired output voltage within the specified range.

Detailed Application Field Plans

The TLV431ACDBVTE4 finds applications in various fields, including:

  1. Power Supplies: It is commonly used as a voltage reference in power supply circuits to ensure stable and accurate output voltages.
  2. Battery Management: The adjustable output voltage makes it suitable for battery charging circuits and battery monitoring systems.
  3. Automotive Electronics: It is utilized in automotive applications such as voltage regulators, sensor interfaces, and control systems.
  4. Industrial Control Systems: The TLV431ACDBVTE4 is employed in industrial control systems for precise voltage regulation and monitoring.

Detailed and Complete Alternative Models

  1. TL431ACDBZR: Similar to TLV431ACDBVTE4 but available in a TO-92 package.
  2. TL431AQDBZRQ1: Automotive-grade version with enhanced features and reliability.
  3. TL431BIDBZT: Surface-mount alternative with a fixed output voltage of 2.5V.

These alternative models offer similar functionality and can be considered based on specific application requirements.

Word count: 346 words

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TLV431ACDBVTE4 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TLV431ACDBVTE4:

  1. Q: What is TLV431ACDBVTE4? A: TLV431ACDBVTE4 is a precision adjustable shunt voltage reference that can be used in various technical solutions.

  2. Q: What is the purpose of TLV431ACDBVTE4? A: TLV431ACDBVTE4 is commonly used as a voltage reference or regulator in electronic circuits to provide stable and accurate voltage levels.

  3. Q: What is the voltage range of TLV431ACDBVTE4? A: TLV431ACDBVTE4 has an adjustable output voltage range from 1.24V to 6V.

  4. Q: How does TLV431ACDBVTE4 work? A: TLV431ACDBVTE4 works by comparing the reference voltage with the input voltage and adjusting the current flow through the shunt resistor to maintain a constant output voltage.

  5. Q: Can TLV431ACDBVTE4 be used in battery-powered applications? A: Yes, TLV431ACDBVTE4 can be used in battery-powered applications as it operates over a wide supply voltage range (1.24V to 18V).

  6. Q: Is TLV431ACDBVTE4 suitable for high-precision applications? A: Yes, TLV431ACDBVTE4 is designed for high-precision applications as it offers low initial accuracy and low temperature coefficient.

  7. Q: Can TLV431ACDBVTE4 handle high currents? A: No, TLV431ACDBVTE4 is not designed to handle high currents. It is typically used for low-power applications.

  8. Q: What are the typical applications of TLV431ACDBVTE4? A: TLV431ACDBVTE4 is commonly used in voltage regulators, power supplies, battery chargers, and other precision voltage reference applications.

  9. Q: Does TLV431ACDBVTE4 require external components for operation? A: Yes, TLV431ACDBVTE4 requires an external resistor to set the desired output voltage.

  10. Q: Is TLV431ACDBVTE4 available in different package options? A: Yes, TLV431ACDBVTE4 is available in various package options, including SOT-23, SC-70, and SOT-89, to suit different application requirements.

Please note that these answers are general and may vary depending on specific application requirements.