onsemi

L78LR05D-LR-E

L78LR05D-LR-E Description

The L78LR05D-LR-E is a linear voltage regulator designed by onsemi, offering a fixed output voltage of 5V and a maximum output current of 150mA. This regulator is designed for through-hole mounting, making it suitable for a variety of applications where a stable and reliable power supply is required. The L78LR05D-LR-E features a maximum input voltage of 20V and a dropout voltage of 2.2V at 40mA, ensuring efficient operation even under varying input conditions. It also includes protection features such as over-current and over-temperature protection, enhancing its reliability and longevity.

L78LR05D-LR-E Features

• Fixed Output Voltage: The L78LR05D-LR-E provides a stable 5V output, ideal for applications requiring a consistent power supply.
• High PSRR: With a power supply rejection ratio (PSRR) of 79dB at 120Hz, the regulator effectively filters out noise from the input voltage, ensuring clean output power.
• Protection Features: Over-current and over-temperature protection mechanisms safeguard the regulator and connected components from damage due to excessive current or heat.
• Reset Control Feature: The reset feature allows for controlled restarts, enhancing system reliability and stability.
• Through-Hole Mounting: The through-hole package type ensures robust mechanical stability and ease of integration into various electronic assemblies.
• Moisture Sensitivity Level (MSL): MSL 1 (unlimited) indicates that the component is not sensitive to moisture, reducing the risk of damage during storage and handling.
• ECCN and REACH Compliance: Classified under ECCN EAR99 and REACH unaffected, the L78LR05D-LR-E meets international regulatory standards for environmental and safety compliance.

L78LR05D-LR-E Applications

The L78LR05D-LR-E is well-suited for a range of applications where a stable 5V power supply is essential. Its features make it particularly ideal for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and other portable electronics that require a stable 5V supply.
• Industrial Equipment: Providing reliable power to control systems, sensors, and other industrial components.
• Telecommunications: Ensuring stable power delivery to communication devices and infrastructure.
• Automotive Electronics: Supplying power to various electronic components within vehicles, such as infotainment systems and control modules.
• Medical Devices: Offering a stable power source for medical equipment where reliability and precision are critical.

Conclusion of L78LR05D-LR-E

The L78LR05D-LR-E is a versatile and reliable linear voltage regulator that offers a stable 5V output with a maximum current of 150mA. Its high PSRR, protection features, and reset control make it a robust choice for a variety of applications. While the product is now obsolete, its legacy continues to be relevant in applications where a reliable and stable power supply is paramount. The L78LR05D-LR-E's compliance with international standards and its through-hole mounting type further enhance its appeal for integration into diverse electronic systems.