Panasonic

AN8025

AN8025 Description

The AN8025 is a linear regulator IC designed by Panasonic Electronic Components, offering a fixed output voltage of 2.5V and a maximum output current of 50mA. This device is housed in a 3SSIP package, making it suitable for through-hole mounting. The AN8025 is designed to operate with an input voltage range up to 20V, ensuring compatibility with a variety of power sources. It features a quiescent current of just 1mA, which is crucial for applications requiring low power consumption. The regulator also boasts a high power supply rejection ratio (PSRR) of 72dB at 120Hz, which helps in maintaining a stable output voltage even in the presence of noise or ripple in the input power supply.

AN8025 Features

• Fixed Output Voltage: The AN8025 provides a stable output voltage of 2.5V, making it ideal for applications that require a precise and consistent power supply.
• Low Quiescent Current: With a quiescent current of only 1mA, the AN8025 is highly efficient and suitable for low-power applications, such as battery-operated devices.
• High PSRR: The regulator features a PSRR of 72dB at 120Hz, ensuring minimal noise and ripple in the output voltage, which is critical for sensitive electronic circuits.
• Over Current Protection: The AN8025 includes over current protection, safeguarding the device and connected circuits from potential damage due to excessive current.
• Through-Hole Mounting: The through-hole package type facilitates easy integration into various electronic assemblies and ensures robust mechanical stability.
• Single Regulator: The AN8025 contains a single regulator, simplifying design and reducing component count in power management circuits.

AN8025 Applications

The AN8025 is well-suited for a range of applications where a stable and low-noise power supply is essential. Some specific use cases include:

• Battery-Powered Devices: The low quiescent current and fixed output voltage make the AN8025 ideal for portable electronics and battery-operated systems, ensuring efficient power management and extended battery life.
• Sensitive Electronic Circuits: The high PSRR of the AN8025 ensures that the output voltage remains stable and free from noise, making it suitable for applications such as precision sensors, low-noise amplifiers, and other sensitive electronic components.
• Industrial Control Systems: The robust design and through-hole mounting of the AN8025 make it suitable for industrial environments where reliability and mechanical stability are critical.
• Medical Devices: The stable and low-noise power supply provided by the AN8025 is essential for medical devices that require precise and reliable operation.

Conclusion of AN8025

The AN8025 is a versatile linear regulator IC that offers a combination of high performance and reliability. Its low quiescent current and high PSRR make it an excellent choice for applications requiring efficient power management and low-noise operation. The through-hole mounting and over current protection features further enhance its suitability for a wide range of electronic systems. Despite being marked as obsolete, the AN8025 remains a valuable component for designers seeking a reliable and efficient power management solution.