Texas Instruments

LM2917M

LM2917M Description

The LM2917M is a Frequency-to-Voltage (F/V) converter designed by Texas Instruments, a leading manufacturer in the electronics industry. This device is part of the Power Management Integrated Circuit (PMIC) category and is known for its robust performance and high linearity. The LM2917M is housed in a surface-mount package, specifically a 14-pin SOIC, making it suitable for compact and space-constrained applications. Despite being marked as obsolete, the LM2917M remains a reliable choice for applications requiring precise frequency-to-voltage conversion.

LM2917M Features

The LM2917M offers several key features that make it a valuable component in various electronic systems:

• Frequency-to-Voltage Conversion: The LM2917M efficiently converts input frequency signals into proportional voltage outputs, making it ideal for applications where frequency measurements need to be translated into voltage levels.
• High Linearity: With a linearity of ±0.3%, the LM2917M ensures accurate and reliable conversion, minimizing errors and providing precise output voltages.
• Surface-Mount Technology (SMT): The surface-mount package allows for easy integration into modern PCB designs, enhancing reliability and reducing the overall footprint of the circuit.
• Moisture Sensitivity Level (MSL) 1: The LM2917M is classified as MSL 1, meaning it is unaffected by moisture, ensuring robust performance in various environmental conditions.
• Compatibility with REACH Standards: The LM2917M is REACH unaffected, ensuring compliance with stringent environmental and safety regulations.
• Maximum Frequency: The device supports a maximum input frequency of 10 kHz, making it suitable for a wide range of applications that require precise frequency measurement and conversion.

LM2917M Applications

The LM2917M is versatile and finds application in several industries and systems, including:

• Automotive: Used in engine control units (ECUs) to convert frequency signals from sensors into voltage levels for further processing.
• Industrial Control Systems: Ideal for converting frequency signals from various sensors to voltage levels for monitoring and control purposes.
• Telecommunications: Utilized in signal processing applications where precise frequency-to-voltage conversion is required.
• Consumer Electronics: Employed in devices where frequency measurements need to be translated into voltage levels for display or further processing.

Conclusion of LM2917M

The LM2917M, despite being marked as obsolete, remains a reliable and precise Frequency-to-Voltage converter. Its high linearity, surface-mount package, and compatibility with REACH standards make it a robust choice for applications requiring accurate frequency-to-voltage conversion. While newer models may offer additional features, the LM2917M continues to be a go-to solution for engineers and designers who prioritize reliability and precision in their applications.