Texas Instruments
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
TLV431BIDCKRE4
Ver Detalle Hojas de datos

TLV431BIDCKRE4

Product Overview

  • Category: Integrated Circuits (ICs)
  • Use: Voltage References
  • Characteristics: Adjustable Precision Shunt Regulator
  • Package: SC-70, SOT-23, SOT-323, and SOT-553
  • Essence: TLV431BIDCKRE4 is a voltage reference IC that provides a stable output voltage regardless of input variations.
  • Packaging/Quantity: Available in reels with 3000 pieces per reel.

Specifications

The TLV431BIDCKRE4 has the following specifications:

  • Reference Voltage Range: 1.24V to 6V
  • Operating Temperature Range: -40°C to +125°C
  • Output Current: Up to 100mA
  • Accuracy: ±1%
  • Input Voltage Range: 2.5V to 16V
  • Quiescent Current: 60µA

Detailed Pin Configuration

The TLV431BIDCKRE4 has three pins:

  1. Anode (A): Connected to the input voltage source.
  2. Cathode (K): Connected to the ground or negative terminal.
  3. Reference (R): Provides the stable output voltage.

Functional Features

The TLV431BIDCKRE4 offers the following functional features:

  • Adjustable Output Voltage: The reference pin allows for precise adjustment of the output voltage within the specified range.
  • Low Quiescent Current: The IC consumes minimal current when in operation, making it suitable for low-power applications.
  • High Accuracy: With an accuracy of ±1%, the TLV431BIDCKRE4 ensures reliable and consistent voltage regulation.
  • Fast Response Time: The IC quickly responds to changes in the input voltage, maintaining a stable output.

Advantages and Disadvantages

Advantages of TLV431BIDCKRE4:

  • Wide range of operating temperatures (-40°C to +125°C)
  • Adjustable output voltage for flexibility
  • Low quiescent current consumption
  • High accuracy and fast response time

Disadvantages of TLV431BIDCKRE4:

  • Limited maximum output current (up to 100mA)
  • Requires external components for certain applications

Working Principles

The TLV431BIDCKRE4 operates based on the principle of a shunt regulator. It compares the reference voltage at the reference pin with the input voltage at the anode pin. By adjusting the resistance connected to the reference pin, the output voltage can be precisely set. The IC maintains a constant voltage drop between the anode and cathode pins, ensuring a stable output regardless of input variations.

Detailed Application Field Plans

The TLV431BIDCKRE4 finds applications in various fields, including:

  1. Power Supplies: It is commonly used as a voltage reference in power supply circuits to maintain stable output voltages.
  2. Battery Management: The IC is utilized in battery charging circuits to regulate the charging voltage and protect the battery from overcharging.
  3. Audio Amplifiers: TLV431BIDCKRE4 ensures precise biasing and voltage regulation in audio amplifier circuits, improving overall performance.
  4. Automotive Electronics: It finds application in automotive systems such as engine control units (ECUs) and lighting control modules for voltage regulation.

Detailed and Complete Alternative Models

Some alternative models to TLV431BIDCKRE4 include:

  1. LM4040: Precision Micropower Shunt Voltage Reference
  2. REF3030: Low-Drift, Low-Power, Voltage Reference
  3. MAX6126: Ultra-High-Precision, Low-Noise Voltage Reference
  4. LT1236: Precision Reference

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

Word count: 411 words

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TLV431BIDCKRE4 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TLV431BIDCKRE4 in technical solutions:

  1. Q: What is TLV431BIDCKRE4? A: TLV431BIDCKRE4 is a precision adjustable shunt voltage reference that can be used in various technical applications.

  2. Q: What is the voltage range of TLV431BIDCKRE4? A: The voltage range of TLV431BIDCKRE4 is typically from 1.24V to 6V.

  3. Q: How does TLV431BIDCKRE4 work? A: TLV431BIDCKRE4 works by maintaining a constant voltage across its terminals, regardless of changes in input voltage or load conditions.

  4. Q: Can TLV431BIDCKRE4 be used as a voltage regulator? A: Yes, TLV431BIDCKRE4 can be used as a voltage regulator by connecting it in parallel with the load.

  5. Q: What is the typical accuracy of TLV431BIDCKRE4? A: The typical accuracy of TLV431BIDCKRE4 is ±1%.

  6. Q: Can TLV431BIDCKRE4 be used in low-power applications? A: Yes, TLV431BIDCKRE4 is suitable for low-power applications as it has a low quiescent current.

  7. Q: Is TLV431BIDCKRE4 temperature-compensated? A: Yes, TLV431BIDCKRE4 is temperature-compensated, which ensures stable performance over a wide temperature range.

  8. Q: Can TLV431BIDCKRE4 be used in automotive applications? A: Yes, TLV431BIDCKRE4 is automotive-grade and can be used in automotive applications.

  9. Q: What are the typical package options for TLV431BIDCKRE4? A: TLV431BIDCKRE4 is available in various package options, such as SOT-23, SC-70, and SOT-223.

  10. Q: Are there any application notes or reference designs available for TLV431BIDCKRE4? A: Yes, Texas Instruments provides application notes and reference designs that can help in implementing TLV431BIDCKRE4 in different technical solutions.

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