Panasonic

AN78L05ME1

AN78L05ME1 Description

The AN78L05ME1 is a linear voltage regulator designed by Panasonic Electronic Components, offering a fixed output voltage of 5V and a maximum output current of 100mA. This device is packaged in a Surface Mount Tape & Reel (TR) format, making it suitable for automated assembly processes. The regulator operates within a temperature range of 0°C to 125°C, ensuring reliable performance in various environmental conditions. It features a quiescent current of only 3mA, which is beneficial for low-power applications. The AN78L05ME1 also boasts a Power Supply Rejection Ratio (PSRR) of 57dB at 120Hz, effectively filtering out noise from the input supply.

AN78L05ME1 Features

• Fixed Output Voltage: The AN78L05ME1 provides a stable 5V output, ideal for applications requiring a precise and consistent power supply.
• Low Quiescent Current: With a quiescent current of just 3mA, this regulator is well-suited for battery-operated devices and other low-power applications.
• High Input Voltage Range: The regulator can handle input voltages up to 35V, providing flexibility in power supply design.
• Protection Features: Over-current and over-temperature protection ensure the device's longevity and reliability, safeguarding against potential damage from excessive current or heat.
• Surface Mount Packaging: The Surface Mount Tape & Reel (TR) packaging facilitates easy integration into modern PCB designs and supports high-volume production.
• Wide Operating Temperature Range: The 0°C to 125°C operating temperature range makes the AN78L05ME1 suitable for a variety of industrial and consumer applications.

AN78L05ME1 Applications

The AN78L05ME1 is ideal for a range of applications where a stable and reliable 5V power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering small electronic devices such as portable audio equipment, handheld gaming consoles, and digital cameras.
• Industrial Control Systems: Suitable for powering sensors, microcontrollers, and other low-power components in industrial automation and control systems.
• Telecommunications: Can be used in base stations and other telecom equipment to provide a stable power supply for critical components.
• Automotive Electronics: Due to its wide operating temperature range and robust protection features, the AN78L05ME1 is well-suited for automotive applications, including infotainment systems and electronic control units.

Conclusion of AN78L05ME1

The AN78L05ME1 is a versatile and reliable linear voltage regulator that offers a range of performance benefits and features. Its low quiescent current, high PSRR, and robust protection features make it an excellent choice for low-power applications requiring a stable 5V supply. The wide input voltage range and broad operating temperature range further enhance its flexibility and reliability. Despite being marked as obsolete, the AN78L05ME1 remains a valuable component for designers seeking a dependable and efficient power solution.