ON Semiconductor
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MC79M12BDTRKG
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MC79M12BDTRKG

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Fixed Negative Voltage Regulator, -12V Output
  • Package: TO-252-3 (DPAK)
  • Essence: Monolithic IC with Three-Terminal Negative Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: -35V to -14V
  • Output Voltage: -12V
  • Output Current: Up to 500mA
  • Dropout Voltage: 2V (maximum)
  • Line Regulation: 0.5% (maximum)
  • Load Regulation: 1.0% (maximum)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. GND (Ground)
  2. Vin (Input Voltage)
  3. Vout (Output Voltage)

Functional Features

  • Fixed output voltage of -12V.
  • Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
  • Internal thermal shutdown protection prevents the IC from overheating.
  • Short-circuit current limiting protects the device and connected circuitry from excessive current.

Advantages

  • Compact and easy-to-use three-terminal package.
  • Wide input voltage range allows for versatile applications.
  • Excellent line and load regulation characteristics ensure stable output voltage.
  • Built-in protection features enhance reliability and prevent damage.

Disadvantages

  • Fixed output voltage limits flexibility in certain applications.
  • Limited output current capability compared to higher-rated regulators.

Working Principles

The MC79M12BDTRKG is a negative voltage regulator that utilizes a monolithic integrated circuit design. It operates by comparing the reference voltage with the feedback voltage derived from the output. The internal circuitry adjusts the pass transistor to maintain a constant -12V output voltage, regardless of input voltage variations.

Detailed Application Field Plans

The MC79M12BDTRKG is commonly used in various electronic applications where a stable -12V power supply is required. Some typical application fields include: - Industrial control systems - Telecommunications equipment - Audio amplifiers - Instrumentation devices - Automotive electronics

Detailed and Complete Alternative Models

  1. LM7912CT: Negative Voltage Regulator, TO-220 package, -12V output.
  2. L7912CV: Negative Voltage Regulator, TO-220 package, -12V output.
  3. UA7912CKCSE3: Negative Voltage Regulator, TO-220 package, -12V output.

These alternative models offer similar functionality and characteristics to the MC79M12BDTRKG and can be considered as substitutes depending on specific requirements.

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기술 솔루션에 MC79M12BDTRKG 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of MC79M12BDTRKG in technical solutions:

  1. Q: What is MC79M12BDTRKG? A: MC79M12BDTRKG is a voltage regulator IC that provides a fixed output voltage of -12V.

  2. Q: What is the input voltage range for MC79M12BDTRKG? A: The input voltage range for MC79M12BDTRKG is typically between -14V and -35V.

  3. Q: What is the maximum output current of MC79M12BDTRKG? A: The maximum output current of MC79M12BDTRKG is 500mA.

  4. Q: Can MC79M12BDTRKG be used in both AC and DC applications? A: Yes, MC79M12BDTRKG can be used in both AC and DC applications.

  5. Q: Is MC79M12BDTRKG suitable for high-temperature environments? A: Yes, MC79M12BDTRKG is designed to operate at high temperatures and has a maximum junction temperature of 125°C.

  6. Q: Does MC79M12BDTRKG require any external components for operation? A: Yes, MC79M12BDTRKG requires input and output capacitors for stability and filtering.

  7. Q: Can MC79M12BDTRKG handle short-circuit conditions? A: Yes, MC79M12BDTRKG has built-in thermal shutdown and current limiting protection to handle short-circuit conditions.

  8. Q: What is the typical dropout voltage of MC79M12BDTRKG? A: The typical dropout voltage of MC79M12BDTRKG is around 2V.

  9. Q: Can MC79M12BDTRKG be used in battery-powered applications? A: Yes, MC79M12BDTRKG can be used in battery-powered applications as long as the input voltage is within the specified range.

  10. Q: Is MC79M12BDTRKG available in different package options? A: Yes, MC79M12BDTRKG is available in a TO-252-3 (DPAK) package.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for MC79M12BDTRKG.