STMicroelectronics
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TL431AIZ
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TL431AIZ

Product Overview

TL431AIZ is a shunt regulator integrated circuit belonging to the category of voltage references. It is commonly used in electronic circuits to provide stable reference voltages and regulate the output voltage. The TL431AIZ is known for its precision, reliability, and versatility. It comes in a small outline package (SOIC-8) and is available in various quantities.

Specifications

  • Reference Voltage: 2.495V to 36V
  • Operating Current: 1mA to 100mA
  • Temperature Range: -40°C to 125°C
  • Package Type: SOIC-8
  • Output Voltage Tolerance: ±1%
  • Cathode Current: 100mA

Pin Configuration

The TL431AIZ has 3 pins: 1. Anode 2. Cathode 3. Reference

Functional Features

  • Precise Voltage Reference
  • Adjustable Output Voltage
  • Low Dynamic Output Impedance
  • Wide Operating Voltage Range
  • Low Power Consumption

Advantages and Disadvantages

Advantages

  • High Precision
  • Wide Operating Voltage Range
  • Adjustable Output Voltage
  • Low Cost

Disadvantages

  • Sensitivity to Noise
  • Limited Current Handling Capacity

Working Principles

The TL431AIZ operates by comparing the reference voltage at the cathode with an external voltage applied to the anode. It adjusts the current flowing through the cathode to maintain a stable output voltage, providing regulation and stability to the connected circuitry.

Application Field Plans

The TL431AIZ finds extensive use in various applications, including: - Switching Power Supplies - Battery Chargers - Voltage References - Voltage Monitoring Circuits - LED Drivers

Alternative Models

Some alternative models to TL431AIZ include: - LM4040 - LM385 - LM336 - REF02

In conclusion, the TL431AIZ is a versatile and reliable shunt regulator IC that finds widespread application in electronic circuits requiring stable reference voltages and voltage regulation.

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기술 솔루션에 TL431AIZ 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is TL431AIZ?

    • TL431AIZ is a programmable precision voltage reference integrated circuit that can be used in various technical solutions.

  2. What are the typical applications of TL431AIZ?

    • TL431AIZ is commonly used in voltage regulation, switching power supplies, battery chargers, and LED drivers.

  3. How does TL431AIZ work as a voltage reference?

    • TL431AIZ compares the input voltage to an internal reference voltage and adjusts its output to maintain a constant voltage level.

  4. What is the operating voltage range of TL431AIZ?

    • TL431AIZ typically operates within a voltage range of 2.5V to 36V.

  5. Can TL431AIZ be used for overvoltage protection?

    • Yes, TL431AIZ can be configured to provide overvoltage protection by triggering a shutdown when the input voltage exceeds a certain threshold.

  6. Is TL431AIZ suitable for precision voltage regulation?

    • Yes, TL431AIZ is known for its high precision and accuracy, making it suitable for precision voltage regulation applications.

  7. What are the key features of TL431AIZ?

    • Some key features of TL431AIZ include low dynamic impedance, wide operating temperature range, and adjustable output voltage.

  8. How can TL431AIZ be configured for specific voltage levels?

    • TL431AIZ can be programmed for specific voltage levels by connecting external resistors to set the desired output voltage.

  9. Does TL431AIZ require external components for operation?

    • TL431AIZ typically requires minimal external components, such as resistors and capacitors, for proper operation.

  10. Are there any common pitfalls to avoid when using TL431AIZ?

    • It's important to ensure proper decoupling and stability considerations when using TL431AIZ to avoid oscillations or instability in the circuit.