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TLV431IDBVR
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TLV431IDBVR

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Adjustable Precision Shunt Regulator - Low Output Voltage Deviation Over Temperature - Low Dynamic Output Impedance - Sink Current Capability of 1mA to 100mA - Wide Operating Current Range

Package: SOT-23 (Thin, Small Outline Transistor)

Essence: The TLV431IDBVR is a precision shunt regulator that can be used as a versatile voltage reference in various electronic applications.

Packaging/Quantity: The TLV431IDBVR is available in tape and reel packaging with 3000 units per reel.

Specifications

  • Reference Type: Shunt
  • Output Voltage: Adjustable
  • Initial Accuracy: ±1%
  • Temperature Coefficient: 50ppm/°C
  • Sink Current Range: 1mA to 100mA
  • Operating Temperature Range: -40°C to +85°C
  • Input Voltage Range: 2.5V to 16V

Detailed Pin Configuration

The TLV431IDBVR has three pins:

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

Functional Features

  • Precise voltage reference for accurate circuit operation.
  • Adjustable output voltage allows customization for specific applications.
  • Low output voltage deviation over temperature ensures stability.
  • Low dynamic output impedance enables efficient regulation.
  • Wide operating current range provides flexibility in different scenarios.

Advantages and Disadvantages

Advantages: - High precision and accuracy. - Adjustable output voltage. - Wide operating current range. - Low output voltage deviation over temperature. - Low dynamic output impedance.

Disadvantages: - Limited sink current capability (up to 100mA). - Requires external components for proper operation.

Working Principles

The TLV431IDBVR operates as a shunt regulator, maintaining a stable output voltage by shunting excess current to the ground. It compares the reference voltage at the Adjust pin with an internal voltage reference and adjusts the shunt resistance accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The TLV431IDBVR can be used in various applications, including but not limited to:

  1. Voltage regulation in power supplies.
  2. Current limiting circuits.
  3. Battery charging systems.
  4. Precision measurement instruments.
  5. Audio amplifiers.
  6. Temperature sensors.
  7. LED drivers.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the TLV431IDBVR are:

  1. TL431AIDBZR
  2. LM4040CIM3-2.5/NOPB
  3. LT1461ACS8-2.5#PBF
  4. MAX6126AASA25+
  5. REF3030AIDBZT

These models offer similar functionality and characteristics, providing options for different design requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TLV431IDBVR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of TLV431IDBVR:

  1. Q: What is TLV431IDBVR? A: TLV431IDBVR is a voltage reference and adjustable precision shunt regulator commonly used in technical solutions.

  2. Q: What is the purpose of TLV431IDBVR? A: TLV431IDBVR is used to provide a stable voltage reference or regulate voltage levels in various electronic circuits.

  3. Q: What is the operating voltage range of TLV431IDBVR? A: The operating voltage range of TLV431IDBVR is typically between 1.24V and 18V.

  4. Q: How does TLV431IDBVR work as a voltage reference? A: TLV431IDBVR compares the input voltage with an internal reference voltage and adjusts its output to maintain a constant voltage level.

  5. Q: Can TLV431IDBVR be used as a voltage regulator? A: Yes, TLV431IDBVR can be used as a voltage regulator by connecting it in series with a resistor and a load to stabilize the output voltage.

  6. Q: What is the typical output current capability of TLV431IDBVR? A: TLV431IDBVR can typically handle output currents up to 100mA.

  7. Q: Is TLV431IDBVR suitable for low-power applications? A: Yes, TLV431IDBVR is commonly used in low-power applications due to its low quiescent current consumption.

  8. Q: Can TLV431IDBVR be used in battery-powered devices? A: Yes, TLV431IDBVR is often used in battery-powered devices because of its low power consumption and wide operating voltage range.

  9. Q: What are the typical applications of TLV431IDBVR? A: TLV431IDBVR is commonly used in voltage references, voltage regulators, battery chargers, power supplies, and other precision voltage control circuits.

  10. Q: Are there any precautions to consider when using TLV431IDBVR? A: Yes, some precautions include ensuring proper heat dissipation, avoiding excessive input voltage, and providing adequate decoupling capacitors for stability.

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