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TLVH431BQDBZTG4
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TLVH431BQDBZTG4

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Low-voltage shunt regulator - Adjustable output voltage - Precision reference voltage - Low quiescent current - Wide operating temperature range

Package: SOT-23 (3-pin)

Essence: The TLVH431BQDBZTG4 is a low-voltage shunt regulator IC that provides a precise reference voltage for various applications.

Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.

Specifications

The TLVH431BQDBZTG4 has the following specifications:

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

Detailed Pin Configuration

The TLVH431BQDBZTG4 has three pins:

  1. Anode (A): Connected to the positive supply voltage.
  2. Cathode (C): Connected to the load or ground.
  3. Reference (R): Provides the precise reference voltage.

Functional Features

  • Voltage Regulation: The TLVH431BQDBZTG4 maintains a stable output voltage regardless of input voltage variations.
  • Adjustable Output: The reference voltage can be adjusted using external resistors to meet specific requirements.
  • Low Quiescent Current: The IC consumes minimal current when regulating the voltage, resulting in power efficiency.
  • Wide Operating Temperature Range: Suitable for use in various environments, from extreme cold to high temperatures.

Advantages and Disadvantages

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

Disadvantages: - Limited maximum output current (100 mA) - Requires external resistors for voltage adjustment

Working Principles

The TLVH431BQDBZTG4 operates as a shunt regulator. It compares the reference voltage at the Reference pin with the voltage across the load connected to the Cathode pin. By adjusting the current flowing through the internal resistor, it maintains a constant voltage drop across the load, ensuring a stable output voltage.

Detailed Application Field Plans

The TLVH431BQDBZTG4 is widely used in various applications, including:

  1. Battery-Powered Devices: Provides a stable reference voltage for battery-powered devices, ensuring consistent performance.
  2. Voltage Regulation: Used in power supplies to regulate the output voltage and maintain stability.
  3. Precision Instrumentation: Suitable for precision measurement instruments that require accurate voltage references.
  4. Automotive Electronics: Used in automotive systems for voltage monitoring and regulation.
  5. Industrial Control Systems: Provides precise voltage references in industrial control systems for reliable operation.

Detailed and Complete Alternative Models

Some alternative models to TLVH431BQDBZTG4 include:

  1. LM4040: Precision Micropower Shunt Voltage Reference
  2. MAX6006: Low-Power, Precision Series Voltage Reference
  3. LT1460: Micropower Precision Series Reference

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

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TLVH431BQDBZTG4 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of TLVH431BQDBZTG4 in technical solutions:

  1. Question: What is TLVH431BQDBZTG4?
    - Answer: TLVH431BQDBZTG4 is a precision adjustable shunt voltage reference that can be used in various technical applications.

  2. Question: What is the voltage range of TLVH431BQDBZTG4?
    - Answer: The voltage range of TLVH431BQDBZTG4 is typically from 1.24V to 16V.

  3. Question: How does TLVH431BQDBZTG4 work?
    - Answer: TLVH431BQDBZTG4 works by maintaining a stable output voltage regardless of changes in input voltage or load conditions.

  4. Question: What are the typical applications of TLVH431BQDBZTG4?
    - Answer: TLVH431BQDBZTG4 is commonly used in power supplies, battery chargers, voltage regulators, and other electronic circuits requiring precise voltage references.

  5. Question: What is the accuracy of TLVH431BQDBZTG4?
    - Answer: TLVH431BQDBZTG4 has a high accuracy with a typical tolerance of ±0.5%.

  6. Question: Can TLVH431BQDBZTG4 operate at high temperatures?
    - Answer: Yes, TLVH431BQDBZTG4 is designed to operate at a wide temperature range, typically from -40°C to +125°C.

  7. Question: Does TLVH431BQDBZTG4 require external components for operation?
    - Answer: Yes, TLVH431BQDBZTG4 requires external resistors to set the desired output voltage.

  8. Question: Can TLVH431BQDBZTG4 handle high currents?
    - Answer: TLVH431BQDBZTG4 has a maximum cathode current of 100mA, so it can handle moderate current levels.

  9. Question: Is TLVH431BQDBZTG4 available in different package options?
    - Answer: Yes, TLVH431BQDBZTG4 is available in various package options, such as SOT-23 and SOIC-8.

  10. Question: Are there any special considerations when using TLVH431BQDBZTG4?
    - Answer: It is important to ensure proper heat dissipation and follow the manufacturer's guidelines for stability and reliability when using TLVH431BQDBZTG4 in technical solutions.

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