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ZHT431FMTA
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ZHT431FMTA

Introduction

The ZHT431FMTA is a voltage reference product that belongs to the category of precision shunt regulators. This device is commonly used in electronic circuits to provide a stable voltage reference for various applications. The ZHT431FMTA offers unique characteristics, packaging options, and functional features that make it suitable for a wide range of electronic designs.

Basic Information Overview

  • Category: Precision Shunt Regulator
  • Use: Voltage Reference
  • Characteristics: High precision, low temperature coefficient, adjustable output voltage
  • Package: SOT-23, TO-92, SC-70
  • Essence: Provides stable voltage reference
  • Packaging/Quantity: Tape & Reel, Cut Tape, 3000 units per reel

Specifications

  • Output Voltage Range: 1.24V to 6.0V
  • Initial Accuracy: ±0.5%
  • Temperature Coefficient: 50ppm/°C (typical)
  • Operating Temperature Range: -40°C to 125°C
  • Supply Current: 80µA (typical)

Detailed Pin Configuration

The ZHT431FMTA typically consists of three pins: 1. Reference Input (REF): Connects to the external resistor divider network. 2. Cathode (CATH): Output terminal connected to the load. 3. Anode (ANOD): Connected to the positive supply voltage.

Functional Features

  • High Precision: Provides accurate voltage reference.
  • Adjustable Output: Allows for flexibility in setting the output voltage.
  • Low Temperature Coefficient: Ensures stability across varying temperatures.
  • Low Supply Current: Enables energy-efficient operation.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Wide operating temperature range
  • Low power consumption

Disadvantages

  • Limited maximum output voltage
  • Sensitivity to load variations

Working Principles

The ZHT431FMTA operates based on the principle of shunt regulation. It compares the reference input voltage with an internal reference and adjusts the current flowing through the shunt regulator to maintain a stable output voltage.

Detailed Application Field Plans

The ZHT431FMTA finds extensive application in the following fields: - Precision voltage regulators - Battery management systems - Portable electronic devices - Industrial control systems

Detailed and Complete Alternative Models

  • TL431: Offers similar functionality with a different pin configuration.
  • ADR431: Provides higher accuracy and lower temperature coefficient.

In conclusion, the ZHT431FMTA precision shunt regulator serves as a reliable voltage reference solution for various electronic applications, offering high precision, adjustable output, and low temperature coefficient. Its compact package options and versatile characteristics make it a preferred choice for designers seeking stable voltage regulation in their circuits.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av ZHT431FMTA i tekniska lösningar

  1. What is the ZHT431FMTA?

    • The ZHT431FMTA is a precision shunt voltage reference that can be used in various technical solutions to provide stable and accurate voltage references.

  2. What are the typical applications of ZHT431FMTA?

    • The ZHT431FMTA is commonly used in power management, battery charging, instrumentation, and other precision voltage reference applications.

  3. What is the voltage range of ZHT431FMTA?

    • The ZHT431FMTA has a voltage range from 1.24V to 6.0V, making it suitable for a wide range of voltage reference requirements.

  4. How does ZHT431FMTA ensure accuracy?

    • The ZHT431FMTA utilizes a precision bandgap core and a proportional-to-absolute temperature (PTAT) current source to ensure high accuracy over temperature and operating conditions.

  5. Can ZHT431FMTA be used in automotive applications?

    • Yes, the ZHT431FMTA is suitable for automotive applications due to its stability and reliability in harsh environments.

  6. What is the temperature range for ZHT431FMTA?

    • The ZHT431FMTA operates over a wide temperature range, typically from -40°C to 125°C, making it suitable for both industrial and automotive applications.

  7. Does ZHT431FMTA require external components for operation?

    • Yes, the ZHT431FMTA requires only two external resistors to set the output voltage, making it simple to use in various technical solutions.

  8. Is ZHT431FMTA available in different package types?

    • Yes, the ZHT431FMTA is available in various package types, including SOT-23 and SC-70, providing flexibility for different design requirements.

  9. What are the key benefits of using ZHT431FMTA in technical solutions?

    • The ZHT431FMTA offers low output noise, high accuracy, low dropout voltage, and low quiescent current, making it an ideal choice for precision voltage reference applications.

  10. Where can I find detailed technical information about ZHT431FMTA?

    • Detailed technical information about the ZHT431FMTA can be found in the datasheet provided by the manufacturer or on their official website.