ON Semiconductor
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MC79L05ACPG
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MC79L05ACPG

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Fixed Output, Negative Polarity, 5V Output Voltage
  • Package: TO-220, 3-Pin
  • Essence: Linear Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

  • Input Voltage Range: -35V to -7V
  • Output Voltage: 5V
  • Output Current: 100mA
  • Dropout Voltage: 1.7V (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MC79L05ACPG has three pins:

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

Functional Features

  • Voltage Regulation: The MC79L05ACPG regulates the input voltage to a fixed 5V output voltage.
  • Negative Polarity: It is designed for negative polarity applications.
  • Low Dropout Voltage: The dropout voltage is minimal, ensuring efficient regulation even with low input-output voltage differentials.
  • Thermal Overload Protection: The IC incorporates thermal shutdown circuitry to protect against excessive temperature.

Advantages and Disadvantages

Advantages

  • Simple and compact design
  • Easy to use and integrate into circuits
  • Reliable voltage regulation
  • Low cost

Disadvantages

  • Limited output current capacity (100mA)
  • Requires external capacitors for stability

Working Principles

The MC79L05ACPG is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable 5V output.

Detailed Application Field Plans

The MC79L05ACPG is commonly used in various electronic devices and applications, including:

  1. Power Supplies: It can be used as a voltage regulator in power supply circuits to provide a stable 5V output.
  2. Audio Amplifiers: The IC can be employed in audio amplifiers to regulate the voltage for different stages of amplification.
  3. Microcontrollers: It finds application in microcontroller-based systems where a regulated voltage is required for proper operation.
  4. Automotive Electronics: The MC79L05ACPG can be utilized in automotive electronics for voltage regulation purposes.

Detailed and Complete Alternative Models

  • LM79L05ACP: Similar characteristics and pin configuration, manufactured by Texas Instruments.
  • UA79L05ACP: Equivalent voltage regulator IC produced by Fairchild Semiconductor.
  • L79L05ACD13TR: Alternative model from STMicroelectronics with similar specifications.

(Note: This list is not exhaustive and other alternative models may exist.)

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MC79L05ACPG in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MC79L05ACPG in technical solutions:

  1. Q: What is MC79L05ACPG? A: MC79L05ACPG is a voltage regulator IC that provides a fixed output voltage of -5V.

  2. Q: What is the purpose of using MC79L05ACPG in technical solutions? A: MC79L05ACPG is commonly used to regulate and stabilize the voltage supply in various electronic circuits.

  3. Q: What is the input voltage range for MC79L05ACPG? A: The input voltage range for MC79L05ACPG is typically between -7V and -35V.

  4. Q: What is the maximum output current of MC79L05ACPG? A: The maximum output current of MC79L05ACPG is around 100mA.

  5. Q: Can MC79L05ACPG be used with both AC and DC input voltages? A: Yes, MC79L05ACPG can be used with both AC and DC input voltages.

  6. Q: Is it necessary to use external capacitors with MC79L05ACPG? A: Yes, it is recommended to use input and output capacitors for stability and noise reduction.

  7. Q: Can MC79L05ACPG handle overvoltage protection? A: No, MC79L05ACPG does not have built-in overvoltage protection. Additional circuitry may be required for overvoltage protection.

  8. Q: Can MC79L05ACPG be used in automotive applications? A: Yes, MC79L05ACPG can be used in automotive applications as long as the operating conditions are within its specified range.

  9. Q: What is the temperature range for MC79L05ACPG? A: The temperature range for MC79L05ACPG is typically between -40°C and +125°C.

  10. Q: Are there any alternatives to MC79L05ACPG for voltage regulation? A: Yes, there are other voltage regulator ICs available in the market such as LM7805 or UA78M05 that can be used as alternatives to MC79L05ACPG.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements of MC79L05ACPG.