Microchip Technology

SG7805AT  

Linear & Switching Voltage Regulators

SG7805AT Description

The SG7805AT is a high-performance linear regulator designed for demanding power management applications. Manufactured by Microchip Technology, this device is part of the Power Management Integrated Circuits (PMIC) category. The SG7805AT features a fixed output voltage of 5V and is capable of delivering a maximum output current of 1.5A. It is designed to operate with an input voltage range up to 50V, making it suitable for a wide range of power supply requirements. The regulator is housed in a TO39 package, which is ideal for through-hole mounting, ensuring robust mechanical stability and ease of integration into various electronic systems.

SG7805AT Features

• Output Type: Fixed, providing a stable 5V output voltage.
• Input Voltage Range: Up to 50V, ensuring compatibility with a broad spectrum of input power sources.
• Output Current: Capable of delivering up to 1.5A, making it suitable for applications requiring moderate to high current loads.
• Low Dropout Voltage: A maximum dropout voltage of 2.5V at 500mA ensures high efficiency, even under varying load conditions.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 68dB at 120Hz minimizes the impact of input voltage variations on the output, ensuring clean and stable power delivery.
• Control Features: Equipped with current limit and enable functions, providing precise control over the regulator's operation.
• Protection Features: Over-current and over-temperature protection ensure reliable operation and safeguard against potential faults.
• Supply Current: A maximum supply current of 7mA ensures minimal power consumption during operation.
• Military Grade: Certified for military applications, ensuring high reliability and performance in harsh environments.
• Moisture Sensitivity Level: MSL 1 (Unlimited), indicating excellent resistance to moisture, which is crucial for long-term reliability in various operating conditions.

SG7805AT Applications

The SG7805AT is ideal for a variety of applications where stable and reliable power supply is critical. Its high input voltage range and robust protection features make it suitable for:

• Military and Defense Systems: Where high reliability and performance in harsh environments are paramount.
• Industrial Control Systems: For stable power supply in applications requiring precise control and high current capabilities.
• Telecommunications: Providing reliable power to critical components in communication infrastructure.
• Automotive Electronics: Ensuring stable power delivery to electronic systems in vehicles, which often operate under varying voltage conditions.
• Consumer Electronics: Powering devices that require a stable 5V supply, such as USB-powered peripherals and embedded systems.

Conclusion of SG7805AT

The SG7805AT from Microchip Technology stands out as a versatile and reliable linear regulator, offering a combination of high performance and robust protection features. Its fixed 5V output and capability to deliver up to 1.5A make it suitable for a wide range of applications. The low dropout voltage and high PSRR ensure efficient and stable power delivery, while the over-current and over-temperature protection features enhance reliability. The military-grade certification further underscores its suitability for demanding environments. Whether used in military, industrial, or consumer applications, the SG7805AT provides a dependable solution for stable power management.

SG7805AT Documents

Download datasheets and manufacturer documentation for SG7805AT