ON Semiconductor LM317LZRA Adjustable Voltage Regulator

The ON Semiconductor LM317LZRA is a versatile and reliable adjustable voltage regulator designed to cater to a wide array of applications requiring a regulated power supply. This component is a monolithic integrated circuit that can deliver over 100 mA of load current with an output voltage adjustable over a 1.2 to 37 V range.

Key Features

• Output Voltage Range: Adjustable from 1.2V to 37V with a guaranteed 1.5% output voltage tolerance at 25°C.
• Load Regulation: Maintains a stable output under varying load conditions, with excellent load regulation characteristics.
• Line Regulation: Demonstrates superior line regulation performance, ensuring consistent output despite input voltage fluctuations.
• Output Current: Capable of providing 100 mA of load current with current limiting and thermal overload protection.
• Package: Housed in a TO-92 package, the LM317LZRA is designed for space-constrained applications.
• Standard Design: Employs a standard three-terminal adjustable regulator design, allowing for easy implementation in a variety of circuit configurations.

Applications

The LM317LZRA is suitable for a broad spectrum of applications, including but not limited to:

• Linear power supplies
• Battery chargers
• Graphic cards
• Instrumentation systems
• Automotive electronics

Performance and Protection

This voltage regulator not only offers exceptional voltage regulation but also incorporates safety features such as current limiting and thermal shutdown. Its ability to maintain stability over temperature variations and load changes makes it an ideal choice for high-reliability applications.

Customization and Ease of Use

The LM317LZRA's adjustable output voltage is set using just two external resistors, providing designers with the flexibility to customize the output voltage to their specific needs. Its ease of use, combined with its robust feature set, makes the LM317LZRA a preferred choice for designers looking for a dependable voltage regulation solution.