Diodes Incorporated
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ZTL431ACSTZ
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ZTL431ACSTZ

Product Overview

Category

ZTL431ACSTZ 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 and accurate voltage reference.
  • Offers adjustable output voltage.
  • Low temperature coefficient.
  • High accuracy and line regulation.
  • Low dynamic impedance.

Package

ZTL431ACSTZ is available in a small surface-mount SOT-23 package.

Essence

The essence of ZTL431ACSTZ lies in its ability to maintain a constant voltage reference, ensuring stability and accuracy in electronic circuits.

Packaging/Quantity

ZTL431ACSTZ is typically sold in reels containing 3000 units per reel.

Specifications

  • Output Voltage Range: 2.5V to 36V
  • Reference Voltage Tolerance: ±1%
  • Temperature Coefficient: 50ppm/°C
  • Operating Temperature Range: -40°C to +85°C
  • Supply Voltage Range: 2.5V to 36V
  • Quiescent Current: 1mA

Detailed Pin Configuration

ZTL431ACSTZ has three pins:

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

Functional Features

  • Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors.
  • Precision Voltage Reference: ZTL431ACSTZ provides a highly accurate and stable voltage reference.
  • Low Dynamic Impedance: It exhibits low impedance, making it suitable for applications requiring high stability.
  • Overcurrent Protection: It offers protection against excessive current flow.

Advantages and Disadvantages

Advantages

  • High accuracy and stability.
  • Adjustable output voltage.
  • Low temperature coefficient.
  • Overcurrent protection.

Disadvantages

  • Limited output current capability.
  • Requires external resistors for voltage adjustment.

Working Principles

ZTL431ACSTZ operates based on the principle of a shunt regulator. It compares the reference voltage at the Reference (R) pin with the voltage across the load. By adjusting the resistance connected to the Cathode (K) pin, the output voltage can be regulated. The internal circuitry ensures that the output voltage remains constant despite variations in the input voltage or load conditions.

Detailed Application Field Plans

ZTL431ACSTZ finds applications in various electronic circuits, including:

  1. Voltage regulators in power supplies.
  2. Battery charging circuits.
  3. Precision measurement instruments.
  4. Audio amplifiers.
  5. Automotive electronics.
  6. Industrial control systems.

Detailed and Complete Alternative Models

Some alternative models to ZTL431ACSTZ include:

  1. TL431A: Similar functionality and specifications.
  2. LM4040: Precision voltage reference with different package options.
  3. REF3030: High-accuracy voltage reference with adjustable output voltage.

These alternatives offer similar features and can be used as substitutes depending on specific requirements.

In conclusion, ZTL431ACSTZ is a voltage reference component widely used in electronic circuits due to its stability, accuracy, and adjustable output voltage. Its small package size and low temperature coefficient make it suitable for various applications in different industries.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ZTL431ACSTZ v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ZTL431ACSTZ in technical solutions:

  1. Q: What is ZTL431ACSTZ? A: ZTL431ACSTZ is a voltage reference and shunt regulator IC that provides a stable voltage output.

  2. Q: What is the typical voltage range of ZTL431ACSTZ? A: The typical voltage range of ZTL431ACSTZ is from 2.5V to 36V.

  3. Q: How does ZTL431ACSTZ regulate voltage? A: ZTL431ACSTZ regulates voltage by comparing the reference voltage with an external resistor divider network.

  4. Q: Can ZTL431ACSTZ be used as a voltage regulator in low-power applications? A: Yes, ZTL431ACSTZ can be used as a voltage regulator in low-power applications due to its low quiescent current.

  5. Q: Is ZTL431ACSTZ suitable for precision voltage regulation? A: Yes, ZTL431ACSTZ is suitable for precision voltage regulation as it has a low temperature coefficient and high accuracy.

  6. Q: Can ZTL431ACSTZ handle high currents? A: No, ZTL431ACSTZ is not designed to handle high currents. It is typically used for low to moderate current applications.

  7. Q: What is the purpose of the adjustable pin in ZTL431ACSTZ? A: The adjustable pin allows users to set the desired output voltage by connecting an external resistor divider network.

  8. Q: Does ZTL431ACSTZ have built-in protection features? A: Yes, ZTL431ACSTZ has built-in protection features such as overcurrent protection and thermal shutdown.

  9. Q: Can ZTL431ACSTZ be used in automotive applications? A: Yes, ZTL431ACSTZ can be used in automotive applications as it is qualified for automotive-grade standards.

  10. Q: What are some common applications of ZTL431ACSTZ? A: Some common applications of ZTL431ACSTZ include voltage regulators, power supplies, battery chargers, and precision instrumentation.

Please note that these answers are general and may vary depending on the specific requirements and datasheet of ZTL431ACSTZ.