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TL431BCDBZR,215
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TL431BCDBZR,215

Product Overview

Category

The TL431BCDBZR,215 belongs to the category of voltage references.

Use

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

Characteristics

  • Voltage reference accuracy: ±1%
  • Low dynamic output impedance
  • Wide operating current range: 1 mA to 100 mA
  • Low temperature coefficient
  • Adjustable output voltage

Package

The TL431BCDBZR,215 comes in a small SOT-23 package.

Essence

The TL431BCDBZR,215 is an integrated circuit that provides a stable reference voltage for precise regulation in electronic systems.

Packaging/Quantity

The TL431BCDBZR,215 is typically packaged in reels containing 3000 units.

Specifications

  • Reference voltage: 2.5 V to 36 V
  • Operating temperature range: -40°C to +85°C
  • Output current: 1 mA to 100 mA
  • Cathode current: 1 mA to 150 mA
  • Anode current: 100 µA to 150 mA

Detailed Pin Configuration

The TL431BCDBZR,215 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 reference voltage.

Functional Features

  • Voltage regulation: The TL431BCDBZR,215 maintains a constant output voltage regardless of input variations.
  • Adjustable output: The reference voltage can be adjusted using external resistors.
  • Current limiting: It offers protection against excessive current flow.
  • Temperature compensation: The device compensates for temperature changes to maintain accurate voltage regulation.

Advantages and Disadvantages

Advantages

  • High accuracy and stability
  • Wide operating current range
  • Adjustable output voltage
  • Low temperature coefficient

Disadvantages

  • Requires external components for precise voltage regulation
  • Limited maximum output current capability

Working Principles

The TL431BCDBZR,215 operates based on the principle of a shunt regulator. It compares the reference voltage at the Reference (R) pin with the voltage across a voltage divider connected to the Anode (A) and Cathode (K) pins. By adjusting the resistance in the voltage divider, the output voltage can be set to the desired value.

Detailed Application Field Plans

The TL431BCDBZR,215 finds applications in various electronic systems, including:

  1. Power supplies: It is used for voltage regulation in power supply circuits.
  2. Battery chargers: It ensures precise charging voltage control.
  3. Audio amplifiers: It provides stable biasing voltage for audio amplifier circuits.
  4. Voltage references: It serves as a stable voltage reference for calibration purposes.
  5. Industrial control systems: It helps maintain accurate voltage levels in control circuits.

Detailed and Complete Alternative Models

Some alternative models to the TL431BCDBZR,215 include:

  1. LM4040: Precision shunt voltage reference with similar characteristics.
  2. REF3030: Low-power voltage reference with adjustable output.
  3. LT1236: High-precision shunt voltage reference with low temperature drift.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TL431BCDBZR,215 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of TL431BCDBZR,215:

  1. Q: What is TL431BCDBZR,215? A: TL431BCDBZR,215 is a programmable precision voltage reference that can be used in various technical solutions.

  2. Q: What is the typical operating voltage range for TL431BCDBZR,215? A: The typical operating voltage range for TL431BCDBZR,215 is from 2.5V to 36V.

  3. Q: How does TL431BCDBZR,215 work? A: TL431BCDBZR,215 works by comparing the input voltage with an internal reference voltage and providing a regulated output voltage accordingly.

  4. Q: What are the typical applications of TL431BCDBZR,215? A: TL431BCDBZR,215 is commonly used in power supplies, battery chargers, voltage regulators, and other precision voltage control applications.

  5. Q: What is the maximum current that TL431BCDBZR,215 can sink or source? A: TL431BCDBZR,215 can typically sink or source up to 100mA of current.

  6. Q: Can TL431BCDBZR,215 be used as a shunt regulator? A: Yes, TL431BCDBZR,215 can be used as a shunt regulator to regulate voltage by diverting excess current to ground.

  7. Q: Is TL431BCDBZR,215 suitable for high-precision applications? A: Yes, TL431BCDBZR,215 is known for its high precision and low temperature coefficient, making it suitable for high-precision applications.

  8. Q: Does TL431BCDBZR,215 require external components for operation? A: Yes, TL431BCDBZR,215 requires external resistors and capacitors for proper operation and stability.

  9. Q: Can TL431BCDBZR,215 be used in automotive applications? A: Yes, TL431BCDBZR,215 is qualified for automotive applications and can operate in a wide temperature range.

  10. Q: What are the package options available for TL431BCDBZR,215? A: TL431BCDBZR,215 is available in a small SOT-23 package, which is suitable for space-constrained applications.

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