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TLVH431ACDCKRE4
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TLVH431ACDCKRE4

Product Overview

  • Category: Integrated Circuit
  • Use: Voltage Reference
  • Characteristics: Low-voltage adjustable precision shunt regulator
  • Package: SC-70 (SOT-323)
  • Essence: Precision voltage reference with adjustable output
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Reference Voltage Range: 1.24V to 6V
  • Output Current: 100mA
  • Operating Temperature Range: -40°C to +125°C
  • Line Regulation: 0.2% (typical)
  • Load Regulation: 0.4% (typical)
  • Temperature Stability: 50ppm/°C (typical)

Detailed Pin Configuration

The TLVH431ACDCKRE4 has three pins:

  1. Anode (A): Connected to the positive terminal of the input voltage.
  2. Cathode (K): Connected to the negative terminal of the input voltage.
  3. Adjust (ADJ): Output pin for the adjustable reference voltage.

Functional Features

  • Adjustable output voltage allows precise voltage regulation.
  • Low operating current makes it suitable for low-power applications.
  • High accuracy and stability ensure reliable performance.
  • Wide operating temperature range enables usage in various environments.
  • Short-circuit and thermal protection enhance device safety.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Low operating current
  • High accuracy and stability
  • Wide operating temperature range
  • Short-circuit and thermal protection

Disadvantages

  • Limited output current capacity (100mA)

Working Principles

The TLVH431ACDCKRE4 is a precision shunt regulator that maintains a stable output voltage regardless of input variations. It operates by comparing the reference voltage (set using the ADJ pin) with the input voltage. The device adjusts its internal resistance to maintain a constant voltage drop across it, thereby regulating the output voltage.

Detailed Application Field Plans

The TLVH431ACDCKRE4 is widely used in various applications, including:

  1. Voltage regulation in power supplies and battery chargers.
  2. Current limiting circuits for protecting sensitive components.
  3. Voltage monitoring and protection in automotive electronics.
  4. Precision voltage references in instrumentation and measurement equipment.
  5. Biasing circuits in audio amplifiers and signal processing systems.

Detailed and Complete Alternative Models

  1. TL431: Similar functionality but available in different packages.
  2. LM4040: Precision shunt voltage reference with fixed output voltages.
  3. LT1236: Ultra-high precision shunt voltage reference with low temperature drift.

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

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TLVH431ACDCKRE4 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of TLVH431ACDCKRE4 in technical solutions:

  1. Q: What is TLVH431ACDCKRE4? A: TLVH431ACDCKRE4 is a voltage reference and shunt regulator IC that provides a stable reference voltage for various applications.

  2. Q: What is the purpose of TLVH431ACDCKRE4 in technical solutions? A: TLVH431ACDCKRE4 is commonly used as a voltage reference or voltage regulator in electronic circuits to maintain a stable voltage level.

  3. Q: What is the voltage range supported by TLVH431ACDCKRE4? A: TLVH431ACDCKRE4 supports a voltage range from 1.24V to 16V, making it suitable for a wide range of applications.

  4. Q: How does TLVH431ACDCKRE4 regulate voltage? A: TLVH431ACDCKRE4 uses a feedback mechanism to compare the reference voltage with the input voltage and adjusts its output accordingly to maintain a constant voltage.

  5. Q: Can TLVH431ACDCKRE4 be used in battery-powered devices? A: Yes, TLVH431ACDCKRE4 can be used in battery-powered devices as it operates within a low voltage range and has low power consumption.

  6. Q: Is TLVH431ACDCKRE4 suitable for precision applications? A: Yes, TLVH431ACDCKRE4 is suitable for precision applications as it offers high accuracy and low temperature coefficient.

  7. Q: Can TLVH431ACDCKRE4 handle high current loads? A: No, TLVH431ACDCKRE4 is not designed to handle high current loads. It is typically used for low-power applications.

  8. Q: What are the typical applications of TLVH431ACDCKRE4? A: TLVH431ACDCKRE4 is commonly used in voltage regulators, power supplies, battery chargers, and other electronic circuits requiring stable voltage references.

  9. Q: Does TLVH431ACDCKRE4 require external components for operation? A: Yes, TLVH431ACDCKRE4 requires external resistors and capacitors for proper operation and stability.

  10. Q: Is TLVH431ACDCKRE4 available in different package options? A: Yes, TLVH431ACDCKRE4 is available in various package options, including SOT-23, SC-70, and DCK packages, providing flexibility for different PCB layouts and space constraints.

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