Texas Instruments
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TLV431BQDBZRQ1
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TLV431BQDBZRQ1

Introduction

The TLV431BQDBZRQ1 is a voltage reference shunt regulator belonging to the TLV431 family of precision adjustable shunt regulators. This device offers a highly accurate and low-power voltage reference, making it suitable for a wide range of applications.

Basic Information Overview

  • Category: Voltage Reference Shunt Regulator
  • Use: Provides a stable voltage reference for various electronic circuits and systems.
  • Characteristics: High accuracy, low power consumption, adjustable output voltage, and temperature stability.
  • Package: SOT-23 (DBZ) package
  • Essence: Precision voltage reference for use in electronic circuits.
  • Packaging/Quantity: Available in tape and reel packaging with quantities specified by the manufacturer.

Specifications

  • Reference Voltage: Adjustable from 1.24V to 6V
  • Operating Current: Low operating current of typically 60 µA
  • Temperature Range: Wide operating temperature range from -40°C to 125°C
  • Line Regulation: Excellent line regulation of 0.2% typical

Detailed Pin Configuration

The TLV431BQDBZRQ1 features a standard SOT-23 package with three pins: 1. Cathode (K): Connected to the load or system ground. 2. Anode (A): Connects to the input voltage to be regulated. 3. Reference (REF): Output pin providing the stable voltage reference.

Functional Features

  • Precision Voltage Reference: Offers a highly accurate voltage reference for precise circuit operation.
  • Adjustable Output Voltage: The output voltage can be adjusted to suit specific application requirements.
  • Low Power Consumption: Consumes minimal power, making it suitable for battery-powered devices.
  • Temperature Stability: Maintains stable performance across a wide temperature range.

Advantages and Disadvantages

Advantages

  • High accuracy and stability
  • Low power consumption
  • Adjustable output voltage
  • Small form factor

Disadvantages

  • Limited maximum output current
  • Sensitive to external noise and fluctuations

Working Principles

The TLV431BQDBZRQ1 operates as a shunt regulator, maintaining a stable output voltage by shunting excess current to ground. It compares the reference voltage with the input voltage and adjusts the shunt current to maintain a constant output voltage.

Detailed Application Field Plans

The TLV431BQDBZRQ1 finds applications in various fields, including: - Battery management systems - Voltage monitoring and control circuits - Switching power supplies - Portable electronic devices - Industrial automation systems

Detailed and Complete Alternative Models

Some alternative models to the TLV431BQDBZRQ1 include: - LM4040 - REF02 - ADR431

In conclusion, the TLV431BQDBZRQ1 is a versatile voltage reference shunt regulator with high accuracy, low power consumption, and adjustable output voltage, making it suitable for a wide range of electronic applications.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של TLV431BQDBZRQ1 בפתרונות טכניים

  1. What is the TLV431BQDBZRQ1?

    • The TLV431BQDBZRQ1 is a precision adjustable shunt voltage reference that can be used in various technical solutions to provide accurate and stable voltage references.

  2. What are the typical applications of TLV431BQDBZRQ1?

    • The TLV431BQDBZRQ1 is commonly used in power management, battery charging circuits, voltage monitoring, and precision voltage regulation applications.

  3. What is the voltage range of TLV431BQDBZRQ1?

    • The TLV431BQDBZRQ1 has a wide operating voltage range from 1.24V to 6V, making it suitable for a variety of voltage reference applications.

  4. How does TLV431BQDBZRQ1 ensure accuracy in voltage regulation?

    • TLV431BQDBZRQ1 uses a precision bandgap reference and a comparator to achieve accurate voltage regulation and stability over temperature and load variations.

  5. Can TLV431BQDBZRQ1 be used in automotive applications?

    • Yes, TLV431BQDBZRQ1 is designed to meet automotive specifications, making it suitable for use in automotive electronics and control systems.

  6. What is the temperature range for TLV431BQDBZRQ1?

    • TLV431BQDBZRQ1 operates over a wide temperature range from -40°C to 125°C, allowing it to be used in harsh environmental conditions.

  7. Does TLV431BQDBZRQ1 require external components for operation?

    • TLV431BQDBZRQ1 requires only two external resistors to set the output voltage, making it a simple and cost-effective solution for voltage reference applications.

  8. Is TLV431BQDBZRQ1 available in a small package for space-constrained designs?

    • Yes, TLV431BQDBZRQ1 is available in a small SOT-23 package, making it suitable for space-constrained PCB layouts and compact designs.

  9. What are the key features of TLV431BQDBZRQ1?

    • The key features of TLV431BQDBZRQ1 include low operating current, high accuracy, wide operating voltage range, and adjustable output voltage.

  10. Where can I find detailed application notes and design resources for TLV431BQDBZRQ1?

    • Detailed application notes, datasheets, and design resources for TLV431BQDBZRQ1 can be found on the manufacturer's website or through authorized distributors.