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L78L05ACUTR
বিস্তারিত দেখুন ডেটাশিট

L78L05ACUTR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low-dropout, 5V output voltage
  • Package: SOT-89
  • Essence: Linear regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage: Up to 35V
  • Output Voltage: 5V
  • Output Current: Up to 100mA
  • Dropout Voltage: 2V (typical)
  • Quiescent Current: 6.5mA (typical)
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The L78L05ACUTR has three pins:

  1. Input (IN): Connects to the input voltage source.
  2. Ground (GND): Common ground reference.
  3. Output (OUT): Provides the regulated 5V output.

Functional Features

  • Voltage Regulation: The L78L05ACUTR regulates the input voltage to a stable 5V output.
  • Low Dropout: It has a low dropout voltage, allowing it to operate with a small voltage difference between the input and output.
  • Short Circuit Protection: Built-in protection against short circuits prevents damage to the IC.
  • Thermal Shutdown: If the temperature exceeds the safe operating range, the IC shuts down to prevent overheating.

Advantages and Disadvantages

Advantages: - Simple and easy to use. - Compact package size. - Low dropout voltage. - Short circuit protection.

Disadvantages: - Limited output current capacity. - Requires external capacitors for stability.

Working Principles

The L78L05ACUTR is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly. The difference between the input and output voltage is dissipated as heat.

Detailed Application Field Plans

The L78L05ACUTR is commonly used in various electronic devices and applications, including:

  1. Consumer Electronics: Powering microcontrollers, sensors, and other low-power components.
  2. Automotive: Providing regulated power for automotive accessories and control systems.
  3. Industrial Equipment: Voltage regulation for industrial automation and control systems.
  4. Telecommunications: Powering communication modules and equipment.
  5. Medical Devices: Regulating power supply for medical instruments and devices.

Detailed and Complete Alternative Models

  • LM7805: A popular alternative from Texas Instruments.
  • MC78L05: Another alternative from ON Semiconductor.
  • UA78L05: An alternative from Fairchild Semiconductor.

These alternatives have similar specifications and pin configurations, making them suitable replacements for the L78L05ACUTR in various applications.

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প্রযুক্তিগত সমাধানে L78L05ACUTR এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন

Sure! Here are 10 common questions and answers related to the application of L78L05ACUTR in technical solutions:

  1. Q: What is L78L05ACUTR? A: L78L05ACUTR is a voltage regulator IC that provides a fixed 5V output voltage.

  2. Q: What is the maximum input voltage for L78L05ACUTR? A: The maximum input voltage for L78L05ACUTR is typically around 35V.

  3. Q: What is the maximum output current of L78L05ACUTR? A: The maximum output current of L78L05ACUTR is 100mA.

  4. Q: Can L78L05ACUTR be used to regulate voltages other than 5V? A: No, L78L05ACUTR is specifically designed to provide a fixed 5V output.

  5. Q: Is L78L05ACUTR suitable for low-power applications? A: Yes, L78L05ACUTR is commonly used in low-power applications such as microcontrollers, sensors, and small electronic devices.

  6. Q: Does L78L05ACUTR require any external components for operation? A: Yes, L78L05ACUTR requires input and output capacitors for stability and filtering purposes.

  7. Q: Can L78L05ACUTR handle reverse polarity protection? A: No, L78L05ACUTR does not have built-in reverse polarity protection. External protection circuitry should be used if required.

  8. Q: What is the typical dropout voltage of L78L05ACUTR? A: The typical dropout voltage of L78L05ACUTR is around 2V.

  9. Q: Can L78L05ACUTR handle high temperatures? A: Yes, L78L05ACUTR is designed to operate in a wide temperature range, typically from -40°C to +125°C.

  10. Q: Is L78L05ACUTR available in different package types? A: Yes, L78L05ACUTR is available in various package types such as TO-92, SOT-89, and DPAK, offering flexibility for different applications.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and manufacturer recommendations.