AN78L05M

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low voltage, linear regulator
• Package: TO-220
• Essence: Regulates input voltage to a fixed 5V output
• Packaging/Quantity: Available in reels or tubes

Specifications

• Input Voltage Range: 7V to 35V
• Output Voltage: 5V
• Output Current: Up to 100mA
• Dropout Voltage: 2V (max)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The AN78L05M has three pins: 1. Input (Vin): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference. 3. Output (Vout): Provides the regulated 5V output.

Functional Features

• Voltage Regulation: The AN78L05M maintains a constant 5V output regardless of input voltage fluctuations.
• Thermal Protection: Built-in thermal shutdown protection prevents the IC from overheating.
• Short Circuit Protection: Safeguards against damage caused by short circuits.
• Low Power Consumption: Consumes minimal power during operation.

Advantages and Disadvantages

Advantages: - Simple to use and integrate into electronic circuits. - Compact size and easy to mount on PCBs. - Cost-effective solution for low-power applications.

Disadvantages: - Limited output current capability. - Requires external capacitors for stability.

Working Principles

The AN78L05M is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable 5V output.

Detailed Application Field Plans

The AN78L05M finds applications in various fields, including: 1. Consumer Electronics: Used in portable devices, such as smartphones and tablets, to regulate power supply for different components. 2. Automotive: Provides regulated voltage for various automotive systems, including sensors, actuators, and lighting. 3. Industrial Control Systems: Used in control panels and automation equipment to ensure stable power supply for microcontrollers and other sensitive components.

Detailed and Complete Alternative Models

1. LM7805: A popular alternative with similar specifications and pin configuration.
2. MC78L05: Another alternative with comparable performance and package options.
3. AMS1117-5.0: A low dropout regulator with a fixed 5V output and higher output current capability.

Note: The above alternatives are just a few examples; there are several other models available in the market.

This entry provides an overview of the AN78L05M voltage regulator, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.