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AN79L07ME1
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AN79L07ME1

Product Overview

Category

AN79L07ME1 belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • AN79L07ME1 is a low-dropout voltage regulator.
  • It has a fixed output voltage of -7V.
  • The device operates with a maximum input voltage of -35V.
  • It can provide a maximum output current of 100mA.

Package

AN79L07ME1 comes in a TO-252 package, also known as DPAK (Discrete Package).

Essence

The essence of AN79L07ME1 lies in its ability to regulate voltage efficiently and reliably.

Packaging/Quantity

AN79L07ME1 is typically packaged in reels or tubes. The quantity per reel or tube varies depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: -8V to -35V
  • Output Voltage: -7V (fixed)
  • Output Current: Up to 100mA
  • Dropout Voltage: 1.2V (typical)
  • Operating Temperature Range: -40°C to +125°C
  • Line Regulation: 0.05%/V
  • Load Regulation: 0.2%/mA
  • Quiescent Current: 5mA (typical)

Detailed Pin Configuration

AN79L07ME1 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 reference.
  3. Output Pin (VOUT): This pin provides the regulated output voltage of -7V.

Functional Features

  • Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
  • Short-circuit protection prevents damage to the device and the connected circuit in case of a short circuit.
  • Thermal shutdown protection prevents overheating of the device by shutting it down when the temperature exceeds a certain threshold.

Advantages and Disadvantages

Advantages

  • Compact size and easy to integrate into electronic circuits.
  • Reliable voltage regulation with low dropout voltage.
  • Short-circuit and thermal protection features enhance safety and durability.

Disadvantages

  • Fixed output voltage limits flexibility in certain applications.
  • Limited output current capacity may not be suitable for high-power applications.

Working Principles

AN79L07ME1 operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output pins. The device compares the output voltage with a reference voltage and adjusts the resistance accordingly to maintain a stable -7V output.

Detailed Application Field Plans

AN79L07ME1 finds application in various electronic devices and systems, including but not limited to: - Power supplies for audio amplifiers - Battery-powered devices - Automotive electronics - Industrial control systems - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AN79L07ME1 are: - LM317: Adjustable voltage regulator with a wide input voltage range. - MC78M05: Fixed 5V voltage regulator with higher output current capacity. - LT1084: Adjustable voltage regulator with low dropout voltage and high output current capability.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AN79L07ME1 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AN79L07ME1 in technical solutions:

Q1: What is AN79L07ME1? A1: AN79L07ME1 is a voltage regulator integrated circuit (IC) that provides a fixed negative output voltage of -7V.

Q2: What is the input voltage range for AN79L07ME1? A2: The input voltage range for AN79L07ME1 is typically between -8V and -35V.

Q3: What is the maximum output current of AN79L07ME1? A3: The maximum output current of AN79L07ME1 is 100mA.

Q4: Can AN79L07ME1 be used in both AC and DC applications? A4: Yes, AN79L07ME1 can be used in both AC and DC applications.

Q5: Is AN79L07ME1 suitable for low-power applications? A5: Yes, AN79L07ME1 is suitable for low-power applications due to its low quiescent current.

Q6: Does AN79L07ME1 require any external components for operation? A6: Yes, AN79L07ME1 requires a minimum of two external capacitors for stable operation.

Q7: What is the thermal shutdown feature of AN79L07ME1? A7: AN79L07ME1 has a built-in thermal shutdown feature that protects the IC from overheating by shutting down the output when the temperature exceeds a certain threshold.

Q8: Can AN79L07ME1 handle short-circuit conditions? A8: AN79L07ME1 has built-in short-circuit protection, which allows it to handle short-circuit conditions without damage.

Q9: Can AN79L07ME1 be used in automotive applications? A9: Yes, AN79L07ME1 is suitable for automotive applications as it can operate within the required temperature range and has good stability.

Q10: What are some typical applications of AN79L07ME1? A10: Some typical applications of AN79L07ME1 include power supplies for audio amplifiers, battery chargers, and voltage regulators in various electronic devices.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.