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TLVH431AQLPRE3
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TLVH431AQLPRE3

Product Overview

  • Category: Integrated Circuit
  • Use: Voltage Reference
  • Characteristics: High Precision, Low Dropout, Adjustable Output
  • Package: SOT-23 (Small Outline Transistor)
  • Essence: TLVH431AQLPRE3 is a voltage reference integrated circuit that provides a stable and accurate output voltage regardless of input variations.
  • Packaging/Quantity: Available in reels of 3000 units.

Specifications

  • Reference Voltage Range: 1.24V to 6V
  • Output Current: Up to 100mA
  • Operating Temperature Range: -40°C to +125°C
  • Input Voltage Range: 2.5V to 16V
  • Line Regulation: ±0.2% (typical)
  • Load Regulation: ±0.4% (typical)

Detailed Pin Configuration

The TLVH431AQLPRE3 has three pins:

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

Functional Features

  • High Precision: The TLVH431AQLPRE3 offers a highly accurate output voltage, ensuring reliable performance in various applications.
  • Low Dropout: It operates with a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
  • Adjustable Output: The output voltage can be adjusted by connecting external resistors to the reference pin, providing flexibility in different applications.

Advantages and Disadvantages

Advantages: - High precision and stability - Low dropout voltage - Adjustable output voltage - Wide operating temperature range

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

Working Principles

The TLVH431AQLPRE3 is based on the principle of a shunt regulator. It uses a precision reference voltage and compares it with the input voltage to generate a stable output voltage. By adjusting the resistance connected to the reference pin, the desired output voltage can be obtained.

Detailed Application Field Plans

The TLVH431AQLPRE3 is widely used in various applications, 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 TLVH431AQLPRE3 is utilized in battery management systems to monitor and regulate battery voltages.
  3. Instrumentation: It finds application in precision instruments where accurate voltage references are required.
  4. Automotive Electronics: Due to its wide operating temperature range, it is suitable for automotive electronics, such as engine control units and sensor circuits.

Detailed and Complete Alternative Models

  1. TL431AQDBZR: SOT-23 package, adjustable output voltage, similar specifications.
  2. LM4040CIM3-5.0/NOPB: SOT-23 package, fixed 5.0V output voltage, comparable performance.
  3. REF3030AIDBZT: SOT-23 package, adjustable output voltage, higher output current capability.

(Note: This list is not exhaustive and other alternative models may exist.)

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TLVH431AQLPRE3 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TLVH431AQLPRE3:

  1. Q: What is TLVH431AQLPRE3? A: TLVH431AQLPRE3 is a precision adjustable shunt voltage reference that can be used in various technical solutions.

  2. Q: What is the purpose of TLVH431AQLPRE3? A: TLVH431AQLPRE3 is primarily used as a voltage reference to provide stable and accurate voltage levels in electronic circuits.

  3. Q: What is the voltage range of TLVH431AQLPRE3? A: The voltage range of TLVH431AQLPRE3 is typically between 1.24V and 16V.

  4. Q: How does TLVH431AQLPRE3 work? A: TLVH431AQLPRE3 works by comparing the input voltage with an internal reference voltage and adjusting its output voltage accordingly.

  5. Q: Can TLVH431AQLPRE3 be used in both analog and digital circuits? A: Yes, TLVH431AQLPRE3 can be used in both analog and digital circuits as a voltage reference.

  6. Q: What is the accuracy of TLVH431AQLPRE3? A: TLVH431AQLPRE3 has a typical accuracy of ±1% over the specified temperature range.

  7. Q: Can TLVH431AQLPRE3 handle high currents? A: TLVH431AQLPRE3 has a maximum cathode current rating of 100mA, so it can handle moderate current loads.

  8. Q: Is TLVH431AQLPRE3 suitable for low-power applications? A: Yes, TLVH431AQLPRE3 is suitable for low-power applications as it has a low quiescent current consumption.

  9. Q: Can TLVH431AQLPRE3 be used in automotive applications? A: Yes, TLVH431AQLPRE3 is qualified for automotive applications and can operate over a wide temperature range.

  10. Q: Are there any specific precautions to consider when using TLVH431AQLPRE3? A: It is important to follow the manufacturer's datasheet and application notes for proper usage and thermal considerations of TLVH431AQLPRE3.

Please note that these answers are general and may vary depending on the specific requirements and conditions of your technical solution.