LM7805 5V Positive Voltage Regulator IC

LM7805 5V Positive Voltage Regulator IC 

The LM7805 is a fixed +5V positive linear voltage regulator designed to provide a stable and reliable +5V DC output for a wide range of electronic applications. It is part of the 78xx family of positive voltage regulators, widely used in power supply circuits, microcontroller boards, embedded systems, and industrial electronics.

The LM7805 features built-in current limiting, thermal shutdown, and short-circuit protection, ensuring safe and reliable operation. It is commonly available in TO-220 and TO-3 packages, making it suitable for both prototyping and production designs with proper heatsinking.

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Applications

• +5V regulated power supplies
• Microcontroller and digital logic circuit power rails
• Embedded systems and development boards
• Industrial control and automation systems
• Audio and signal processing circuits
• Measurement and instrumentation equipment
• General-purpose power supply modules

Features

• Fixed Output Voltage: +5V DC
• Regulator Type: Positive linear voltage regulator
• Output Current: Up to 1A (typical, depends on package and heatsinking)
• Built-in thermal shutdown and current limiting protection
• Short-circuit protected
• Good line and load regulation
• Requires minimal external components
• Stable and reliable operation
• High reliability and long service life

LM7805-Datasheet