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TLVH431IDBVR
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TLVH431IDBVR

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Low voltage shunt regulator - Adjustable output voltage - High precision and stability - Low quiescent current - Wide operating temperature range

Package: SOT-23 (Small Outline Transistor)

Essence: The TLVH431IDBVR is a low voltage shunt regulator IC used for precise voltage reference applications. It provides a stable output voltage that can be adjusted according to the requirements of the circuit.

Packaging/Quantity: The TLVH431IDBVR is available in a SOT-23 package, which is a small surface mount transistor package. It is commonly sold in reels or tubes containing multiple units.

Specifications

  • Reference Voltage Range: 1.24V to 6V
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 60µA (typical)
  • Output Current: 100mA (maximum)
  • Dropout Voltage: 0.5V (typical)

Detailed Pin Configuration

The TLVH431IDBVR has three pins:

  1. Anode (A): Connected to the positive supply voltage.
  2. Cathode (K): Connected to the load or ground.
  3. Reference (R): Provides the regulated output voltage.

Functional Features

  • Voltage Regulation: The TLVH431IDBVR maintains a constant output voltage regardless of changes in the input voltage or load conditions.
  • Adjustable Output: The output voltage can be adjusted by connecting external resistors to the reference pin.
  • Low Quiescent Current: The IC consumes very low current when in standby mode, minimizing power consumption.
  • High Precision: The TLVH431IDBVR offers high accuracy and stability in voltage references, ensuring reliable performance.
  • Wide Operating Temperature Range: It can operate in a wide range of temperatures, making it suitable for various environments.

Advantages and Disadvantages

Advantages: - Precise voltage regulation - Adjustable output voltage - Low power consumption - Wide temperature range operation - Small package size

Disadvantages: - Limited maximum output current (100mA) - Dropout voltage may affect certain applications with low input voltages

Working Principles

The TLVH431IDBVR operates as a shunt regulator. It compares the reference voltage at the reference pin with an internal voltage reference. By adjusting the resistance connected to the reference pin, the output voltage can be set to the desired value. The IC continuously monitors the output voltage and adjusts the current flowing through the shunt resistor to maintain a stable output.

Detailed Application Field Plans

The TLVH431IDBVR is widely used in various electronic circuits that require precise voltage references. Some common application areas include:

  1. Power Supplies: It is used in voltage regulators to provide a stable reference voltage for accurate power supply operation.
  2. Battery Management Systems: The IC ensures precise voltage monitoring and control in battery charging and discharging circuits.
  3. Audio Amplifiers: It helps maintain consistent audio signal levels by providing a stable voltage reference for biasing circuits.
  4. Sensor Circuits: The TLVH431IDBVR is used in sensor interfaces to ensure accurate measurements by providing a stable voltage reference.
  5. Automotive Electronics: It finds applications in automotive systems such as engine control units, lighting control, and dashboard displays.

Detailed and Complete Alternative Models

  1. LM4040CIM3-2.5/NOPB: This IC offers a fixed 2.5V output voltage and is available in a SOT-23 package.
  2. LT1004CZ-1.2#PBF: It provides a fixed 1.2V output voltage and comes in a TO-92 package.
  3. MAX6126AASA25+: This IC offers a fixed 2.5V output voltage and is available in an SOIC package.

These alternative models provide similar functionality to the TLVH431IDBVR and can be used as substitutes depending on specific requirements.

In conclusion, the TLVH431IDBVR is a versatile low voltage shunt regulator IC that offers precise voltage references for various electronic applications. Its adjustable output voltage, low power consumption, and wide temperature range operation make it suitable for a wide range of circuits.

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TLVH431IDBVR dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of TLVH431IDBVR:

  1. Q: What is TLVH431IDBVR? A: TLVH431IDBVR is a voltage reference and shunt regulator IC used in various technical solutions.

  2. Q: What is the purpose of TLVH431IDBVR? A: TLVH431IDBVR is used to provide a stable voltage reference or regulate voltage levels in electronic circuits.

  3. Q: What is the operating voltage range of TLVH431IDBVR? A: The operating voltage range of TLVH431IDBVR is typically between 1.24V and 18V.

  4. Q: How does TLVH431IDBVR work? A: TLVH431IDBVR works by comparing the input voltage with an internal reference voltage and adjusting the output voltage accordingly.

  5. Q: Can TLVH431IDBVR be used as a voltage regulator? A: Yes, TLVH431IDBVR can be used as a voltage regulator by connecting it in a shunt configuration.

  6. Q: What is the maximum current TLVH431IDBVR can handle? A: TLVH431IDBVR can handle a maximum current of around 100mA.

  7. Q: Is TLVH431IDBVR suitable for low-power applications? A: Yes, TLVH431IDBVR is commonly used in low-power applications due to its low quiescent current.

  8. Q: Can TLVH431IDBVR be used in battery-powered devices? A: Yes, TLVH431IDBVR is often used in battery-powered devices due to its low power consumption.

  9. Q: What are the typical applications of TLVH431IDBVR? A: TLVH431IDBVR is commonly used in voltage regulators, power supplies, battery chargers, and precision measurement circuits.

  10. Q: Are there any specific precautions to consider when using TLVH431IDBVR? A: Yes, it is important to ensure proper decoupling and thermal management to prevent instability or overheating of TLVH431IDBVR.