Texas Instruments
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TL4275KTTR

TL4275KTTR

Product Overview

  • Category: Integrated Circuit
  • Use: Voltage Regulator
  • Characteristics: High precision, low dropout voltage, adjustable output, thermal shutdown protection
  • Package: TO-220, 3-pin
  • Essence: Linear regulator
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage Range: 1.25V to 13.8V
  • Output Current: Up to 1.5A
  • Dropout Voltage: 300mV at 1A
  • Line Regulation: ±0.2%
  • Load Regulation: ±0.4%
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The TL4275KTTR has a standard 3-pin TO-220 package with the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VOUT: Output voltage pin

Functional Features

  • High precision voltage regulation
  • Low dropout voltage for efficient power conversion
  • Adjustable output voltage for versatile applications
  • Thermal shutdown protection to prevent overheating

Advantages and Disadvantages

Advantages: - High precision regulation ensures stable output voltage - Low dropout voltage minimizes power dissipation - Adjustable output allows flexibility in various applications - Thermal shutdown protection prevents damage due to excessive heat

Disadvantages: - Limited maximum output current of 1.5A - Requires external components for proper operation

Working Principles

The TL4275KTTR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor to maintain a stable output. The device also incorporates thermal shutdown protection to safeguard against overheating.

Detailed Application Field Plans

The TL4275KTTR is commonly used in various applications that require precise voltage regulation and low dropout voltage. Some typical application fields include:

  1. Battery-powered devices: Provides stable voltage for portable electronics such as smartphones, tablets, and portable audio players.
  2. Automotive electronics: Ensures reliable power supply for automotive systems, including infotainment systems, lighting, and sensors.
  3. Industrial equipment: Used in control systems, motor drives, and instrumentation devices to maintain accurate voltage levels.
  4. Communication systems: Provides regulated voltage for routers, switches, and other network equipment.
  5. Consumer electronics: Suitable for use in televisions, set-top boxes, and gaming consoles.

Detailed and Complete Alternative Models

  • LM317T: Adjustable voltage regulator with similar specifications and pin configuration.
  • LT1084CP-5: Fixed 5V voltage regulator with higher output current capability.
  • LM1117IMPX-3.3: Low dropout voltage regulator with fixed 3.3V output.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق TL4275KTTR في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of TL4275KTTR in technical solutions:

  1. Q: What is TL4275KTTR? A: TL4275KTTR is a specific model of voltage regulator IC (integrated circuit) manufactured by a particular company.

  2. Q: What is the purpose of TL4275KTTR? A: The TL4275KTTR is designed to regulate voltage levels in electronic circuits, ensuring a stable power supply for various components.

  3. Q: What are the key features of TL4275KTTR? A: Some key features of TL4275KTTR include low dropout voltage, high accuracy, adjustable output voltage, and thermal shutdown protection.

  4. Q: How does TL4275KTTR work? A: TL4275KTTR regulates voltage by comparing the output voltage with a reference voltage and adjusting the current flow accordingly.

  5. Q: What are the typical applications of TL4275KTTR? A: TL4275KTTR is commonly used in various technical solutions such as power supplies, battery chargers, automotive electronics, and portable devices.

  6. Q: Can TL4275KTTR handle high currents? A: Yes, TL4275KTTR can handle moderate to high currents, typically up to 750mA, depending on the specific model.

  7. Q: Is TL4275KTTR suitable for both AC and DC applications? A: Yes, TL4275KTTR can be used in both AC and DC applications, as long as the input voltage falls within its specified range.

  8. Q: Can TL4275KTTR operate at high temperatures? A: Yes, TL4275KTTR has a wide operating temperature range, typically from -40°C to 125°C, making it suitable for various environments.

  9. Q: Can TL4275KTTR be used in battery-powered devices? A: Yes, TL4275KTTR is commonly used in battery-powered devices as it helps maintain a stable voltage level even as the battery discharges.

  10. Q: Are there any precautions to consider when using TL4275KTTR? A: It is important to follow the manufacturer's guidelines and datasheet recommendations regarding input/output voltage limits, thermal considerations, and external component requirements.

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