Microsemi

SG137K

SG137K Description

The SG137K is a high-performance, adjustable linear regulator designed for demanding military applications. Manufactured by Microsemi Corporation, this regulator offers a robust and reliable solution for power management needs. With a maximum output current of 1.5A and a negative output configuration, the SG137K is ideal for applications requiring precise voltage control and high efficiency.

SG137K Features

• Output Type: The SG137K features an adjustable output type, allowing for flexible voltage settings to meet specific application requirements.
• Current - Output: Capable of delivering up to 1.5A, this regulator ensures sufficient power for a wide range of electronic devices.
• Number of Regulators: The single regulator design simplifies circuit design and reduces complexity.
• Output Configuration: The negative output configuration is particularly useful in applications where a negative voltage supply is necessary.
• Product Status: Although the SG137K is now obsolete, it remains a reliable choice for legacy systems and applications where its unique features are still required.
• REACH Status: The SG137K is REACH unaffected, ensuring compliance with environmental and safety regulations.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the SG137K is highly resistant to moisture, making it suitable for harsh environments.
• PSRR: The regulator boasts a power supply rejection ratio (PSRR) of 60dB to 77dB at 120Hz, ensuring excellent noise filtering and stable output voltage.
• ECCN: Classified under EAR99, the SG137K complies with export control regulations.
• Grade: The military grade of the SG137K ensures it meets stringent performance and reliability standards, making it ideal for critical applications.
• Mounting Type: The through-hole mounting type facilitates easy integration into existing circuit boards and provides mechanical stability.
• Protection Features: The SG137K includes over current, over temperature, and over voltage protection, safeguarding both the regulator and connected devices from potential damage.
• HTSUS: The SG137K is classified under HTSUS code 8542.39.0001, facilitating accurate customs classification.
• Package: The regulator is packaged in a tray format, ensuring safe handling and storage.

SG137K Applications

The SG137K is well-suited for a variety of military and industrial applications where reliable power management is crucial. Its adjustable output and negative configuration make it ideal for:

• Military Communication Systems: Providing stable power supply for critical communication equipment.
• Avionics: Ensuring reliable power for avionic systems that require precise voltage control.
• Industrial Control Systems: Powering control modules and sensors in harsh industrial environments.
• Test and Measurement Equipment: Delivering accurate and stable power for sensitive laboratory and field testing devices.

Conclusion of SG137K

The SG137K, with its adjustable output, high current capacity, and robust protection features, stands out as a reliable solution for power management in demanding applications. Despite its obsolete status, the SG137K continues to offer significant advantages over similar models, particularly in military and industrial settings. Its compliance with environmental and safety regulations, combined with its high PSRR and moisture resistance, ensures long-term reliability and performance. For applications requiring a negative output configuration and precise voltage control, the SG137K remains an excellent choice.