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TL431ACDBZR,215
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TL431ACDBZR,215

Product Overview

Category

The TL431ACDBZR,215 belongs to the category of voltage references.

Use

It is commonly used as a precision shunt regulator in various electronic circuits.

Characteristics

  • Provides a stable reference voltage for precise voltage regulation.
  • Offers high accuracy and low temperature coefficient.
  • Operates over a wide temperature range.
  • Can be easily integrated into different circuit designs.

Package

The TL431ACDBZR,215 comes in a small surface-mount SOT-23 package.

Essence

The essence of TL431ACDBZR,215 lies in its ability to maintain a constant reference voltage regardless of changes in input voltage or load conditions.

Packaging/Quantity

The product is typically packaged in reels, with each reel containing a specific quantity of TL431ACDBZR,215 units.

Specifications

  • Reference Voltage: 2.5 V to 36 V
  • Operating Temperature Range: -40°C to +85°C
  • Output Current: Up to 100 mA
  • Initial Accuracy: ±1%
  • Temperature Coefficient: 50 ppm/°C

Detailed Pin Configuration

The TL431ACDBZR,215 has three pins:

  1. Anode (A): Connected to the positive terminal of the power supply.
  2. Cathode (K): Connected to the load or ground.
  3. Reference (R): Provides the stable reference voltage.

Functional Features

  • Voltage Regulation: The TL431ACDBZR,215 compares the reference voltage at the R pin with the voltage at the K pin and adjusts the current flowing through the device to maintain a constant output voltage.
  • Adjustable Output: By connecting external resistors, the output voltage can be adjusted to the desired value.
  • Short Circuit Protection: In case of a short circuit, the TL431ACDBZR,215 limits the current to protect the circuit.

Advantages and Disadvantages

Advantages

  • High precision and accuracy.
  • Wide operating temperature range.
  • Easy integration into various circuit designs.
  • Cost-effective solution for voltage regulation.

Disadvantages

  • Limited output current capability.
  • Requires external components for precise voltage adjustment.

Working Principles

The TL431ACDBZR,215 operates based on the principle of a shunt regulator. It compares the reference voltage with the feedback voltage and adjusts the current flowing through it to maintain a constant output voltage. By adjusting the resistance connected to the R pin, the output voltage can be precisely set.

Detailed Application Field Plans

The TL431ACDBZR,215 finds applications in various fields, including:

  1. Power Supplies: Used as a voltage reference in power supply circuits to ensure stable output voltages.
  2. Battery Charging Systems: Provides accurate voltage regulation in battery charging circuits.
  3. Audio Amplifiers: Used for biasing and voltage stabilization in audio amplifier circuits.
  4. Industrial Control Systems: Ensures precise voltage regulation in control systems for reliable operation.

Detailed and Complete Alternative Models

Some alternative models to TL431ACDBZR,215 include:

  1. TL431BQDBZR,215
  2. TL431AIDBZR
  3. TLVH431AQDBZR
  4. LM4040AIM3-2.5/NOPB

These models offer similar functionality and can be used as alternatives depending on specific requirements.

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10个与TL431ACDBZR,215在技术解决方案中的应用相关的常见问题及解答

Sure! Here are 10 common questions and answers related to the application of TL431ACDBZR,215:

  1. Q: What is TL431ACDBZR,215? A: TL431ACDBZR,215 is a programmable precision voltage reference integrated circuit (IC) commonly used in various technical solutions.

  2. Q: What is the purpose of TL431ACDBZR,215? A: TL431ACDBZR,215 is primarily used as a voltage reference or shunt regulator in applications requiring precise voltage regulation.

  3. Q: What is the voltage range of TL431ACDBZR,215? A: The voltage range of TL431ACDBZR,215 is typically from 2.5V to 36V.

  4. Q: How does TL431ACDBZR,215 work? A: TL431ACDBZR,215 operates by comparing the reference voltage with an external voltage source and adjusting its output accordingly to maintain a stable voltage.

  5. Q: Can TL431ACDBZR,215 be used as a voltage regulator? A: Yes, TL431ACDBZR,215 can be used as a voltage regulator by connecting it in a shunt configuration with appropriate resistors.

  6. Q: What are the typical applications of TL431ACDBZR,215? A: TL431ACDBZR,215 is commonly used in power supplies, battery chargers, audio amplifiers, and other circuits requiring precise voltage regulation.

  7. Q: What is the accuracy of TL431ACDBZR,215? A: TL431ACDBZR,215 has a typical accuracy of ±1% over the specified temperature range.

  8. Q: Can TL431ACDBZR,215 handle high currents? A: No, TL431ACDBZR,215 is not designed to handle high currents directly. It is typically used in conjunction with external transistors or MOSFETs for higher current applications.

  9. Q: How do I set the output voltage of TL431ACDBZR,215? A: The output voltage can be set by connecting appropriate resistors between the reference pin and the cathode pin of TL431ACDBZR,215.

  10. Q: Is TL431ACDBZR,215 available in different package options? A: Yes, TL431ACDBZR,215 is available in various package options such as SOT-23, SOT-89, and TO-92, allowing flexibility in design and application.

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