Texas Instruments
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TL431ACLPR
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TL431ACLPR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage reference and shunt regulator
  • Characteristics: Adjustable precision, low voltage reference
  • Package: SOP-8 (Small Outline Package)
  • Essence: Programmable Precision Reference
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Reference Voltage Range: 2.495V to 36V
  • Output Current: Up to 100mA
  • Operating Temperature Range: -40°C to +85°C
  • Line Regulation: 0.2% typical
  • Load Regulation: 0.4% typical
  • Temperature Stability: 50ppm/°C typical

Detailed Pin Configuration

The TL431ACLPR has a total of 8 pins arranged as follows:

  1. Anode (A)
  2. Cathode (K)
  3. Reference Voltage (Vref)
  4. Compensation (Comp)
  5. Feedback (FB)
  6. Ground (GND)
  7. N/C (No Connection)
  8. Cathode (K)

Functional Features

  • Programmable output voltage reference
  • Low dynamic impedance
  • High accuracy and stability
  • Wide operating temperature range
  • Low power consumption
  • Fast response time

Advantages and Disadvantages

Advantages

  • Highly precise voltage reference
  • Adjustable output voltage
  • Wide range of applications
  • Low cost
  • Easy to use and integrate into circuits

Disadvantages

  • Limited output current capability
  • Requires external components for proper operation
  • Sensitivity to noise and fluctuations in input voltage

Working Principles

The TL431ACLPR is a three-terminal adjustable precision shunt regulator. It operates by comparing the reference voltage (Vref) with the feedback voltage (FB) and adjusting the current flowing through the cathode (K) and anode (A) terminals. By varying the resistance between the reference and feedback pins, the output voltage can be adjusted.

Detailed Application Field Plans

The TL431ACLPR finds applications in various fields, including:

  1. Power supply regulation
  2. Battery charging circuits
  3. Voltage monitoring and control systems
  4. Switching power supplies
  5. Audio amplifiers
  6. LED drivers
  7. Industrial automation

Detailed and Complete Alternative Models

  • TL431ACLPRE3: SOT-23 package, 3000 units per reel
  • TL431ACLP: TO-92 package, bulk packaging
  • TL431BCP: DIP-8 package, tube packaging
  • TL431BQDBZR: SOT-23-3 package, tape and reel, 3000 units per reel
  • TL431IDBZT: SOT-23-5 package, tape and reel, 3000 units per reel

These alternative models provide similar functionality and performance to the TL431ACLPR, but with different package options to suit specific design requirements.

In conclusion, the TL431ACLPR is a versatile and highly precise voltage reference and shunt regulator IC. Its adjustable output voltage, low power consumption, and wide operating temperature range make it suitable for a variety of applications in different industries. However, its limited output current capability and sensitivity to noise should be considered when designing circuits.

Énumérez 10 questions et réponses courantes liées à l'application de TL431ACLPR dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of TL431ACLPR:

  1. Q: What is TL431ACLPR? A: TL431ACLPR is a programmable precision voltage reference that can be used in various technical solutions.

  2. Q: What is the purpose of TL431ACLPR? A: TL431ACLPR is commonly used as a voltage regulator, voltage reference, or error amplifier in electronic circuits.

  3. Q: What is the voltage range of TL431ACLPR? A: The voltage range of TL431ACLPR is typically from 2.5V to 36V.

  4. Q: How does TL431ACLPR work as a voltage regulator? A: TL431ACLPR compares the input voltage with a reference voltage and adjusts its output accordingly to maintain a stable voltage.

  5. Q: Can TL431ACLPR be used in both AC and DC applications? A: Yes, TL431ACLPR can be used in both AC and DC applications.

  6. Q: What are the typical applications of TL431ACLPR? A: TL431ACLPR is commonly used in power supplies, battery chargers, audio amplifiers, and voltage monitoring circuits.

  7. Q: Does TL431ACLPR require external components for operation? A: Yes, TL431ACLPR requires external resistors and capacitors for proper operation.

  8. Q: What is the accuracy of TL431ACLPR? A: TL431ACLPR has a typical accuracy of ±1%.

  9. Q: Can TL431ACLPR handle high currents? A: No, TL431ACLPR is not designed to handle high currents directly. It is usually used to control the base current of a transistor or drive a MOSFET.

  10. Q: Is TL431ACLPR available in different package types? A: Yes, TL431ACLPR is available in various package types such as TO-92, SOT-23, and SOIC-8.

Please note that the specific details and specifications may vary depending on the manufacturer and version of TL431ACLPR.