Diodes Incorporated
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ZTL431AH6TA
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ZTL431AH6TA

Product Overview

Category

ZTL431AH6TA belongs to the category of voltage references.

Use

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

Characteristics

  • High precision: ZTL431AH6TA provides accurate voltage reference with low temperature coefficient.
  • Adjustable output: The output voltage can be easily adjusted using external resistors.
  • Low power consumption: It operates at low current levels, making it suitable for battery-powered applications.
  • Wide operating range: ZTL431AH6TA can operate within a wide voltage range, typically from 2.5V to 36V.
  • Temperature stability: It exhibits good temperature stability over a wide range of operating conditions.

Package

ZTL431AH6TA is available in a small SOT-23 package, which is compact and easy to integrate into circuit designs.

Essence

The essence of ZTL431AH6TA lies in its ability to provide a stable and precise voltage reference, ensuring reliable operation of electronic devices.

Packaging/Quantity

It is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

  • Reference Voltage: 2.5V to 36V
  • Operating Current: 1mA (typical)
  • Temperature Coefficient: 50ppm/°C (typical)
  • Output Current: 100mA (maximum)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ZTL431AH6TA 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

  • Voltage regulation: ZTL431AH6TA maintains a constant output voltage regardless of input voltage variations.
  • Adjustable output: The output voltage can be adjusted by connecting external resistors to the reference pin.
  • Current limiting: It incorporates current limiting functionality to protect the load from excessive current.

Advantages and Disadvantages

Advantages

  • High precision and stability
  • Wide operating voltage range
  • Low power consumption
  • Compact package size
  • Easy to use and integrate into circuits

Disadvantages

  • Limited maximum output current (100mA)
  • Requires external resistors for voltage adjustment

Working Principles

ZTL431AH6TA operates based on the principle of a shunt regulator. It compares the reference voltage at the reference pin with the voltage across the load. By adjusting the current flowing through the shunt resistor, it maintains a constant output voltage.

Detailed Application Field Plans

ZTL431AH6TA finds applications in various fields, including:

  1. Power supply circuits: It is used as a voltage reference for stable power supply outputs.
  2. Battery charging circuits: It ensures precise voltage regulation during battery charging processes.
  3. Sensor circuits: ZTL431AH6TA provides accurate reference voltages for sensor calibration and signal conditioning.
  4. Audio amplifiers: It helps maintain consistent biasing voltages for improved audio performance.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ZTL431AH6TA include:

  1. TL431: A widely used voltage reference with adjustable output.
  2. LM4040: Precision shunt voltage reference with low temperature coefficient.
  3. REF3030: High-precision voltage reference with low dropout voltage.

These alternative models can be considered based on specific application requirements and availability.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של ZTL431AH6TA בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of ZTL431AH6TA in technical solutions:

  1. Q: What is ZTL431AH6TA? A: ZTL431AH6TA is a voltage reference and shunt regulator IC that provides a stable output voltage.

  2. Q: What is the typical application of ZTL431AH6TA? A: ZTL431AH6TA is commonly used as a voltage reference in various electronic circuits, such as power supplies, battery chargers, and voltage regulators.

  3. Q: What is the operating voltage range of ZTL431AH6TA? A: The operating voltage range of ZTL431AH6TA is typically between 2.5V and 36V.

  4. Q: How does ZTL431AH6TA regulate the output voltage? A: ZTL431AH6TA uses a feedback mechanism to maintain a constant output voltage by adjusting the current flowing through its internal shunt resistor.

  5. Q: Can ZTL431AH6TA be used as an adjustable voltage regulator? A: Yes, ZTL431AH6TA can be used as an adjustable voltage regulator by connecting external resistors to set the desired output voltage.

  6. Q: What is the output voltage accuracy of ZTL431AH6TA? A: The output voltage accuracy of ZTL431AH6TA is typically within ±1%.

  7. Q: Does ZTL431AH6TA have built-in overcurrent protection? A: No, ZTL431AH6TA does not have built-in overcurrent protection. External circuitry may be required for overcurrent protection.

  8. Q: Can ZTL431AH6TA handle high currents? A: ZTL431AH6TA has a maximum cathode current rating of 100mA, so it is suitable for low to moderate current applications.

  9. Q: Is ZTL431AH6TA temperature-compensated? A: Yes, ZTL431AH6TA is temperature-compensated, which helps maintain stable output voltage over a wide temperature range.

  10. Q: What package does ZTL431AH6TA come in? A: ZTL431AH6TA is available in a SOT-23-3 package, which is a small surface-mount package commonly used in electronic devices.

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