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TL431ACDBVTG4
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TL431ACDBVTG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Reference
  • Characteristics: Adjustable Precision Shunt Regulator
  • Package: SOT-23 (Small Outline Transistor)
  • Essence: Programmable Precision Reference
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Reference Voltage Range: 2.495V to 36V
  • Output Current: 1mA to 100mA
  • Temperature Range: -40°C to +85°C
  • Line Regulation: 0.2% typical
  • Load Regulation: 0.4% typical
  • Reference Voltage Tolerance: ±0.5%
  • Operating Current: 1.0mA typical
  • Cathode Current: 1.0mA typical

Detailed Pin Configuration

The TL431ACDBVTG4 has three pins:

  1. Anode (A): Connected to the reference voltage input.
  2. Cathode (K): Connected to the ground or negative supply.
  3. Reference (R): Provides the regulated output voltage.

Functional Features

  • Adjustable output voltage with a wide range.
  • High precision and stability.
  • Low dynamic impedance.
  • Low temperature coefficient.
  • Fast response time.
  • Low power consumption.

Advantages and Disadvantages

Advantages

  • Wide operating voltage range.
  • High accuracy and stability.
  • Easy to use and integrate into various circuits.
  • Low cost.
  • Small package size.

Disadvantages

  • Limited output current capability.
  • Requires an external resistor for precise voltage setting.
  • Sensitivity to noise and fluctuations in the input voltage.

Working Principles

The TL431ACDBVTG4 is a three-terminal adjustable shunt regulator. It operates by comparing the reference voltage at the Reference (R) pin with an external resistor divider network connected to the Anode (A) and Cathode (K) pins. The TL431ACDBVTG4 adjusts its internal resistance to maintain a constant voltage between the Reference (R) and Cathode (K) pins, thereby regulating the output voltage.

Detailed Application Field Plans

The TL431ACDBVTG4 is widely used in various applications, including:

  1. Voltage regulation in power supplies.
  2. Battery charging circuits.
  3. Switching regulators.
  4. Overvoltage protection circuits.
  5. Current limiting circuits.
  6. Precision measurement equipment.
  7. Audio amplifiers.
  8. LED drivers.

Detailed and Complete Alternative Models

  • TL431BQDBZR
  • TL431AQDBZR
  • TL431IDBZT
  • TL431CLP
  • TL431ILPR

These alternative models offer similar functionality and characteristics to the TL431ACDBVTG4, providing flexibility for different design requirements.

In conclusion, the TL431ACDBVTG4 is a versatile and reliable voltage reference IC. Its adjustable precision shunt regulator functionality, along with its wide range of applications, make it a popular choice among engineers and designers in various industries.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TL431ACDBVTG4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of TL431ACDBVTG4 in technical solutions:

  1. Q: What is TL431ACDBVTG4? A: TL431ACDBVTG4 is a programmable precision voltage reference that can be used in various applications such as voltage regulation, feedback control, and precision measurement.

  2. Q: What is the operating voltage range of TL431ACDBVTG4? A: TL431ACDBVTG4 operates within a voltage range of 2.5V to 36V.

  3. Q: How does TL431ACDBVTG4 provide voltage regulation? A: TL431ACDBVTG4 compares the reference voltage with an external voltage divider network and adjusts its output accordingly to maintain a stable regulated voltage.

  4. Q: Can TL431ACDBVTG4 be used for current regulation? A: Yes, TL431ACDBVTG4 can be used for current regulation by sensing the voltage drop across a current-sensing resistor and adjusting the output voltage accordingly.

  5. Q: What is the typical accuracy of TL431ACDBVTG4? A: The typical accuracy of TL431ACDBVTG4 is ±1%.

  6. Q: Can TL431ACDBVTG4 be used in high-temperature environments? A: Yes, TL431ACDBVTG4 has a wide temperature range of -40°C to +125°C, making it suitable for high-temperature applications.

  7. Q: Does TL431ACDBVTG4 require an external compensation network? A: No, TL431ACDBVTG4 has built-in compensation, eliminating the need for an external compensation network.

  8. Q: Can TL431ACDBVTG4 be used in battery charging applications? A: Yes, TL431ACDBVTG4 can be used in battery charging applications to regulate the charging voltage and current.

  9. Q: What is the maximum output current of TL431ACDBVTG4? A: The maximum output current of TL431ACDBVTG4 is 100mA.

  10. Q: Can TL431ACDBVTG4 be used as a shunt regulator? A: Yes, TL431ACDBVTG4 can be used as a shunt regulator by connecting it between the supply voltage and ground to regulate the voltage across a load.

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