Microchip Technology

SG137AT-883B  

Linear & Switching Voltage Regulators

SG137AT-883B Description

The SG137AT-883B is a high-performance linear regulator designed for demanding military applications, offering adjustable negative output voltage regulation with a maximum output current of 500mA. Manufactured by Microchip Technology, this device is housed in a robust TO39 package, making it suitable for through-hole mounting. The regulator features a single regulator output configuration, ensuring precise voltage control and stability.

SG137AT-883B Features

Adjustable Output Voltage: The SG137AT-883B provides an adjustable negative output voltage, allowing designers to fine-tune the voltage levels to meet specific application requirements. This flexibility is crucial for applications where precise voltage control is essential.

High Output Current Capability: With a maximum output current of 500mA, the SG137AT-883B is capable of supporting a wide range of power-hungry devices and systems. This high current capability ensures reliable operation even under heavy load conditions.

Enhanced Protection Features: The device includes comprehensive protection features such as over-current, over-temperature, and over-voltage protection. These features safeguard the regulator and connected components from potential damage, enhancing overall system reliability and longevity.

Low Noise and High PSRR: The SG137AT-883B boasts a high power supply rejection ratio (PSRR) ranging from 66dB to 80dB at 120Hz. This high PSRR ensures low noise performance, making it ideal for sensitive applications where noise minimization is critical.

Compliance and Reliability: The regulator is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards. Its moisture sensitivity level (MSL) of 1 (unlimited) further enhances its reliability in various environmental conditions.

SG137AT-883B Applications

The SG137AT-883B is well-suited for a variety of military and high-reliability applications, including:

Military and Defense Systems: The device's military grade and robust construction make it ideal for use in military communication systems, radar equipment, and other defense-related applications where reliability and performance are paramount.

High-Precision Instruments: The adjustable output voltage and low noise characteristics of the SG137AT-883B make it suitable for precision instruments and measurement devices that require stable and accurate power supply.

Telecommunications: In telecommunications infrastructure, the regulator can power critical components such as base stations and repeaters, ensuring reliable operation and minimal downtime.

Industrial Control Systems: The high current capability and protection features of the SG137AT-883B make it a reliable choice for industrial control systems, where consistent power supply is essential for maintaining operational efficiency.

Conclusion of SG137AT-883B

The SG137AT-883B from Microchip Technology is a versatile and reliable linear regulator designed to meet the stringent requirements of military and high-reliability applications. Its adjustable negative output voltage, high current capability, and comprehensive protection features make it a standout choice in the power management industry. With its low noise performance and high PSRR, the SG137AT-883B ensures stable and accurate power supply, making it ideal for precision instruments and sensitive applications. Its compliance with environmental and safety standards further enhances its appeal. Whether powering military communication systems, precision instruments, or industrial control systems, the SG137AT-883B delivers exceptional performance and reliability.

SG137AT-883B Documents

Download datasheets and manufacturer documentation for SG137AT-883B