The LM22677TJE-5.0 is a 500mA SIMPLE SWITCHER step-down voltage regulator with a fixed 5V output. Manufactured by Texas Instruments (TI), formerly National Semiconductor, this regulator is designed for ease of use and requires a minimal number of external components. It's well-suited for powering various electronic devices and circuits in applications requiring a stable 5V supply.

Applications

• Point-of-load regulation in industrial equipment
• Powering microcontrollers and digital logic circuits
• Supplying power to sensors and transducers
• Use in portable electronic devices
• Voltage regulation for embedded systems

Features

• SIMPLE SWITCHER regulator: Easy to use with minimal external components.
• Fixed 5V output voltage: Provides a stable and precise output.
• 500mA output current: Suitable for powering various electronic devices.
• Wide input voltage range: Operates from 4.5V to 42V.
• High efficiency: Minimizes power dissipation.
• Thermal shutdown protection: Prevents overheating.
• Current limit protection: Protects against overloads.

Benefits

• Simplified design: Requires minimal external components, reducing design complexity.
• Stable output voltage: Provides a reliable and consistent 5V supply.
• Energy efficiency: Reduces power consumption and heat generation.
• Robust protection: Thermal shutdown and current limit features ensure safe operation.
• Wide application range: Suitable for various electronic devices and systems.

Technical Specifications

The LM22677TJE-5.0 operates with an input voltage range of 4.5V to 42V. It provides a fixed 5V output voltage with a maximum output current of 500mA. The switching frequency is internally set. The device features thermal shutdown and current limit protection. The typical efficiency is around 85%. The device comes in a TO-263 package.