AN79L07M

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: Low Dropout, Negative Voltage Regulator
Package: TO-220
Essence: AN79L07M is a negative voltage regulator IC that provides a regulated output voltage of -7V.
Packaging/Quantity: Available in reels or tubes, with varying quantities depending on the supplier.

Specifications

Input Voltage Range: -8V to -35V
Output Voltage: -7V
Output Current: Up to 100mA
Dropout Voltage: Typically 1.5V at 100mA
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

AN79L07M has three pins:

Input Pin (VIN): Connects to the input voltage source.
Ground Pin (GND): Connected to the ground reference.
Output Pin (VOUT): Provides the regulated -7V output voltage.

Functional Features

Regulation: AN79L07M ensures a stable -7V output voltage even when the input voltage varies within the specified range.
Low Dropout: The dropout voltage of approximately 1.5V allows for efficient regulation even when the input voltage is close to the desired output voltage.
Short Circuit Protection: The IC includes built-in protection against short circuits, preventing damage to the device.
Thermal Shutdown: AN79L07M incorporates thermal shutdown circuitry to protect itself from excessive heat.

Advantages and Disadvantages

Advantages

Provides a regulated -7V output voltage, suitable for various applications.
Low dropout voltage enables efficient regulation.
Built-in short circuit protection enhances reliability.
Thermal shutdown feature prevents overheating.

Disadvantages

Limited output current capacity (up to 100mA).
Requires a negative input voltage source.

Working Principles

AN79L07M operates as a linear voltage regulator. It uses a series pass transistor to regulate the output voltage. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable -7V output.

Detailed Application Field Plans

AN79L07M finds applications in various electronic devices where a regulated -7V voltage is required. Some common application areas include:

Audio Amplifiers: AN79L07M can be used to provide a stable negative supply voltage for audio amplifiers, ensuring proper operation and sound quality.
Instrumentation Systems: It can be utilized in instrumentation systems that require a negative voltage reference or biasing.
Industrial Control Systems: AN79L07M can be employed in industrial control systems where a regulated negative voltage is necessary for specific components or subsystems.

Detailed and Complete Alternative Models

Some alternative models that serve similar functions to AN79L07M are:

LM7907: Negative voltage regulator IC with similar specifications and pin configuration.
MC79L07: Another negative voltage regulator IC offering -7V output voltage.
ICL7667: Voltage converter IC that can generate a negative voltage from a positive input.

These alternatives can be considered based on specific requirements and availability.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van AN79L07M in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of AN79L07M in technical solutions:

Q: What is AN79L07M? A: AN79L07M is a voltage regulator IC (integrated circuit) that provides a fixed negative output voltage of -7V.
Q: What is the input voltage range for AN79L07M? A: The input voltage range for AN79L07M is typically between -8V and -35V.
Q: What is the maximum output current of AN79L07M? A: The maximum output current of AN79L07M is around 100mA.
Q: Can AN79L07M be used in both AC and DC applications? A: Yes, AN79L07M can be used in both AC and DC applications as long as the input voltage falls within the specified range.
Q: Is AN79L07M suitable for low-power applications? A: Yes, AN79L07M is commonly used in low-power applications where a stable negative voltage supply is required.
Q: Does AN79L07M require any external components for operation? A: Yes, AN79L07M requires a few external components such as capacitors and resistors for proper operation and stability.
Q: Can AN79L07M handle short-circuit conditions? A: AN79L07M has built-in protection features that allow it to handle short-circuit conditions without damage.
Q: What is the typical dropout voltage of AN79L07M? A: The typical dropout voltage of AN79L07M is around 1.5V, which means the input voltage must be at least 1.5V higher than the desired output voltage.
Q: Can AN79L07M be used in automotive applications? A: Yes, AN79L07M is suitable for automotive applications as long as the input voltage and current requirements are within its specifications.
Q: Are there any alternative voltage regulators similar to AN79L07M? A: Yes, there are other voltage regulator ICs available in the market that provide similar functionality, such as LM79L07 or MC79L07.