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AN79L08
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AN79L08

Product Overview

Category

AN79L08 belongs to the category of voltage regulators.

Use

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

Characteristics

  • AN79L08 is a low-power, negative voltage regulator.
  • It operates with an input voltage range of -35V to -10V.
  • The output voltage is fixed at -8V.
  • It has a maximum output current of 100mA.

Package

AN79L08 is available in a TO-92 package.

Essence

The essence of AN79L08 lies in its ability to provide a stable and regulated negative voltage output.

Packaging/Quantity

AN79L08 is typically sold in packs of 10 units.

Specifications

  • Input Voltage Range: -35V to -10V
  • Output Voltage: -8V
  • Maximum Output Current: 100mA
  • Package Type: TO-92
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

AN79L08 has three pins:

  1. Input Pin (Vin): This pin is connected to the input voltage source.
  2. Ground Pin (GND): This pin is connected to the ground or reference potential.
  3. Output Pin (Vout): This pin provides the regulated -8V output.

Functional Features

  • Regulates and stabilizes the output voltage.
  • Provides a fixed -8V output.
  • Low-power consumption.
  • Thermal shutdown protection.

Advantages

  • Compact TO-92 package for easy integration into circuits.
  • Wide input voltage range allows for versatile applications.
  • High stability and accuracy in voltage regulation.
  • Thermal shutdown protection prevents damage due to overheating.

Disadvantages

  • Limited maximum output current of 100mA.
  • Negative voltage output may not be suitable for all applications.

Working Principles

AN79L08 operates based on the principle of linear voltage regulation. It uses a series pass transistor to regulate the output voltage. The input voltage is compared to a reference voltage, and the difference is adjusted by the series pass transistor to maintain a stable -8V output.

Detailed Application Field Plans

AN79L08 finds applications in various electronic circuits where a regulated negative voltage is required. Some common application fields include:

  1. Audio Amplifiers: AN79L08 can be used to provide a stable negative supply voltage for audio amplifier circuits.
  2. Instrumentation: It is suitable for powering analog sensors and measurement devices that require a negative voltage reference.
  3. Industrial Control Systems: AN79L08 can be utilized in control systems that require a regulated negative voltage for signal conditioning or biasing purposes.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AN79L08 are:

  1. LM79L08: This is a similar low-power negative voltage regulator with a fixed -8V output.
  2. MC79L08: Another option for a negative voltage regulator with an output of -8V.
  3. LT1054: This is a versatile DC-DC converter that can generate both positive and negative voltages.

These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AN79L08 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AN79L08 in technical solutions:

  1. Q: What is AN79L08? A: AN79L08 is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of -8V.

  2. Q: What is the purpose of using AN79L08 in technical solutions? A: AN79L08 is commonly used to regulate and stabilize the voltage supply for various electronic components or circuits.

  3. Q: What is the input voltage range for AN79L08? A: The input voltage range for AN79L08 typically varies from -10V to -35V.

  4. Q: What is the maximum output current of AN79L08? A: The maximum output current of AN79L08 is usually around 100mA.

  5. Q: Can AN79L08 be used with both AC and DC input voltages? A: Yes, AN79L08 can be used with both AC and DC input voltages.

  6. Q: Is it necessary to use external capacitors with AN79L08? A: Yes, AN79L08 requires external capacitors for stability and proper operation. Typically, a bypass capacitor and an input/output capacitor are recommended.

  7. Q: Can AN79L08 handle overvoltage protection? A: No, AN79L08 does not have built-in overvoltage protection. It is important to ensure that the input voltage does not exceed the specified range.

  8. Q: Can AN79L08 operate in high-temperature environments? A: AN79L08 has a maximum operating temperature range of -40°C to +125°C, making it suitable for various temperature conditions.

  9. Q: Can AN79L08 be used in battery-powered applications? A: Yes, AN79L08 can be used in battery-powered applications as long as the input voltage requirements are met.

  10. Q: Are there any alternative voltage regulator ICs similar to AN79L08? A: Yes, there are other voltage regulator ICs available in the market that provide similar functionality, such as LM79L08, MC79L08, etc.

Please note that the specific details and characteristics of AN79L08 may vary depending on the manufacturer and datasheet specifications.