Texas Instruments
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
TL432IDBZT
詳細を表示 DataSheets

TL432IDBZT

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Adjustable precision shunt regulator - Low output voltage tolerance - High accuracy and stability over temperature - Wide operating current range - Low dynamic impedance - Fast turn-on response time

Package: SOT-23-3

Essence: The TL432IDBZT is a precision shunt regulator that provides a stable reference voltage. It is commonly used in various electronic circuits to maintain a constant voltage level.

Packaging/Quantity: The TL432IDBZT is available in tape and reel packaging, with 3000 units per reel.

Specifications

  • Reference Voltage Range: 1.24V to 20V
  • Operating Current Range: 100µA to 100mA
  • Temperature Coefficient: ±50ppm/°C
  • Output Voltage Tolerance: ±0.5%
  • Dynamic Impedance: 0.2Ω
  • Turn-On Response Time: 100ns

Detailed Pin Configuration

The TL432IDBZT has three pins:

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

Functional Features

  • Voltage Regulation: The TL432IDBZT maintains a constant voltage level by adjusting the current flow through the shunt resistor.
  • Adjustable Output: The reference voltage can be adjusted using external resistors to meet specific requirements.
  • Temperature Stability: The device exhibits high accuracy and stability over a wide temperature range, ensuring consistent performance.
  • Low Dynamic Impedance: The low dynamic impedance allows for efficient voltage regulation even under varying load conditions.
  • Fast Turn-On Response: The TL432IDBZT quickly responds to changes in the input voltage, providing rapid stabilization.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Wide operating current range - Adjustable output voltage - Fast response time - Low dynamic impedance

Disadvantages: - Limited maximum reference voltage (20V) - Requires external resistors for voltage adjustment

Working Principles

The TL432IDBZT operates as a shunt regulator by comparing the reference voltage at the REF pin with the voltage across the shunt resistor. It adjusts the current flowing through the shunt resistor to maintain a constant voltage drop, thus regulating the output voltage.

Detailed Application Field Plans

The TL432IDBZT finds applications in various fields, including:

  1. Power Supplies: It is used in voltage regulators and power management circuits to ensure stable and accurate output voltages.
  2. Battery Charging: The TL432IDBZT can be employed in battery charging circuits to maintain a constant charging voltage.
  3. Audio Amplifiers: It is utilized in audio amplifiers to provide a stable bias voltage for improved audio quality.
  4. LED Lighting: The TL432IDBZT helps regulate the voltage supplied to LEDs, ensuring consistent brightness and longevity.
  5. Automotive Electronics: It is used in automotive systems for voltage regulation and protection against voltage spikes.

Detailed and Complete Alternative Models

Some alternative models to the TL432IDBZT include:

  1. LM431: Adjustable Precision Zener Shunt Regulator
  2. TL431: Programmable Precision Reference
  3. LT1431: Precision Shunt Regulator
  4. MAX432: Low-Power, Low-Voltage, Precision Shunt Regulator
  5. ADJ432: Adjustable Precision Shunt Regulator

These models offer similar functionality and can be used as alternatives based on specific requirements.

Word count: 498 words

技術ソリューションにおける TL432IDBZT の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of TL432IDBZT in technical solutions:

  1. Question: What is TL432IDBZT?
    Answer: TL432IDBZT is a precision shunt regulator that can be used in various technical solutions.

  2. Question: What is the purpose of TL432IDBZT?
    Answer: TL432IDBZT is designed to regulate voltage levels in electronic circuits.

  3. Question: How does TL432IDBZT work?
    Answer: TL432IDBZT works by comparing the reference voltage with the input voltage and adjusting the output accordingly.

  4. Question: What are the key features of TL432IDBZT?
    Answer: Some key features of TL432IDBZT include low voltage reference, adjustable output voltage, and low quiescent current.

  5. Question: In which applications can TL432IDBZT be used?
    Answer: TL432IDBZT can be used in a wide range of applications such as power supplies, battery chargers, and voltage regulators.

  6. Question: What is the maximum input voltage for TL432IDBZT?
    Answer: The maximum input voltage for TL432IDBZT is typically around 36V.

  7. Question: Can TL432IDBZT handle high currents?
    Answer: Yes, TL432IDBZT can handle currents up to a few milliamperes.

  8. Question: Is TL432IDBZT suitable for automotive applications?
    Answer: Yes, TL432IDBZT is suitable for automotive applications due to its wide operating temperature range and robust design.

  9. Question: Can TL432IDBZT be used in both analog and digital circuits?
    Answer: Yes, TL432IDBZT can be used in both analog and digital circuits as a voltage reference or regulator.

  10. Question: Are there any specific precautions to consider when using TL432IDBZT?
    Answer: It is important to follow the manufacturer's datasheet and guidelines for proper usage of TL432IDBZT, including thermal considerations and input/output voltage limits.