Texas Instruments

LM317LIBPX

LM317LIBPX Description

The LM317LIBPX is a linear positive adjustable voltage regulator designed by Texas Instruments, offering a versatile and reliable solution for a wide range of power management applications. This regulator is part of the Power Management Integrated Circuits (PMIC) category and is housed in a 6DSBGA package, suitable for surface mount applications. Despite its obsolete status, the LM317LIBPX remains a robust choice for engineers seeking a high-performance regulator with a proven track record.

LM317LIBPX Features

• Adjustable Output Voltage: The LM317LIBPX provides an adjustable output voltage ranging from 1.2V to 37V, making it highly adaptable for various electronic systems.
• High Input Voltage: With a maximum input voltage of 40V, the regulator is capable of handling a wide range of input conditions, ensuring stable operation in diverse environments.
• Low Quiescent Current: The regulator operates with a low quiescent current of 2.5 mA, which is ideal for battery-powered devices and applications where power efficiency is critical.
• Protection Features: The LM317LIBPX includes over-current, over-temperature, and short-circuit protection, safeguarding both the regulator and the connected circuitry from potential damage.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 80dB to 65dB at 120Hz, ensuring minimal noise and ripple on the output voltage.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the LM317LIBPX is suitable for use in environments with varying humidity levels without the need for special handling precautions.
• Mounting Type: The surface mount design allows for easy integration into compact and space-constrained designs, enhancing the flexibility of the regulator in modern electronics.

LM317LIBPX Applications

The LM317LIBPX is ideal for a variety of applications where a stable and adjustable voltage supply is required. Some specific use cases include:

• Battery Chargers: The adjustable output voltage and low quiescent current make it suitable for efficient battery charging solutions.
• Consumer Electronics: Ideal for powering various consumer devices where a stable and adjustable voltage is necessary.
• Industrial Equipment: The high input voltage range and protection features make it a reliable choice for industrial applications that require robust power management.
• Telecommunications: The regulator's ability to handle a wide range of input voltages and its high PSRR make it suitable for use in telecommunication systems where noise and ripple need to be minimized.
• Medical Devices: The LM317LIBPX can be used in medical equipment where reliable and stable power supply is crucial for accurate operation.

Conclusion of LM317LIBPX

The LM317LIBPX, despite being obsolete, remains a valuable component in the power management domain. Its adjustable output voltage, high input voltage range, low quiescent current, and comprehensive protection features make it a versatile and reliable choice for a variety of applications. The regulator's high PSRR and surface mount design further enhance its appeal for modern electronics. For engineers and designers seeking a proven and efficient power management solution, the LM317LIBPX continues to offer significant benefits.