NJR Corporation/NJRC
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NJM79M05FA
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NJM79M05FA

Product Overview

Category

The NJM79M05FA belongs to the category of voltage regulators.

Use

It is used to regulate and stabilize the output voltage in electronic circuits.

Characteristics

  • Input Voltage: Up to 35V
  • Output Voltage: -5V
  • Maximum Output Current: 500mA
  • Low Dropout Voltage
  • Thermal Shutdown Protection

Package

The NJM79M05FA comes in a TO-220 package.

Essence

This voltage regulator is essential for maintaining stable power supply in various electronic applications.

Packaging/Quantity

The NJM79M05FA is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Input Voltage Range: Up to 35V
  • Output Voltage: -5V
  • Output Current: 500mA
  • Dropout Voltage: 2V (typical)
  • Operating Temperature Range: -40°C to 125°C
  • Thermal Resistance: 50°C/W

Detailed Pin Configuration

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

Functional Features

  • Voltage Regulation
  • Overcurrent Protection
  • Thermal Shutdown

Advantages

  • Wide input voltage range
  • Low dropout voltage
  • Thermal shutdown protection

Disadvantages

  • Limited maximum output current
  • Requires heat sink for high power dissipation

Working Principles

The NJM79M05FA operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a constant output voltage.

Detailed Application Field Plans

The NJM79M05FA is commonly used in: - Power supplies - Battery chargers - Audio amplifiers - Instrumentation

Detailed and Complete Alternative Models

Some alternative models to the NJM79M05FA include: - LM7905 - MC79M05 - UA79M05

In conclusion, the NJM79M05FA is a reliable voltage regulator with wide application in various electronic devices and systems.

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Énumérez 10 questions et réponses courantes liées à l'application de NJM79M05FA dans les solutions techniques

  1. What is the NJM79M05FA?

    • The NJM79M05FA is a voltage regulator IC that provides a fixed output voltage of -5V.

  2. What are the typical applications of NJM79M05FA?

    • It is commonly used in electronic circuits where a stable -5V power supply is required, such as in audio equipment, instrumentation, and industrial control systems.

  3. What is the input voltage range for NJM79M05FA?

    • The input voltage range for NJM79M05FA is typically between -7V to -35V.

  4. What is the maximum output current of NJM79M05FA?

    • The maximum output current of NJM79M05FA is around 500mA.

  5. How does NJM79M05FA handle thermal protection?

    • NJM79M05FA includes built-in thermal shutdown protection to prevent damage from excessive heat.

  6. Can NJM79M05FA be used in automotive applications?

    • Yes, NJM79M05FA can be used in automotive applications, provided it meets the necessary specifications and requirements.

  7. What are the key features of NJM79M05FA?

    • Some key features include low dropout voltage, high ripple rejection, and overcurrent protection.

  8. Is an external capacitor required for NJM79M05FA?

    • Yes, an external capacitor is typically required for stability and proper operation of NJM79M05FA.

  9. What are the potential issues when using NJM79M05FA?

    • Common issues may include improper heat dissipation, input voltage fluctuations, and inadequate output filtering.

  10. Are there any recommended application circuits for NJM79M05FA?

    • Yes, the datasheet for NJM79M05FA provides recommended application circuits to ensure proper usage and performance.