The LM317LMX/NOPB, manufactured by Texas Instruments (TI), is a high-performance adjustable positive voltage regulator designed for versatile DC voltage regulation in a wide range of applications. This device supports an output voltage range of 1.2V to 37V and delivers up to 1.5A of continuous output current. Encapsulated in a SOIC-8 package, it offers robust performance with built-in protection features, making it ideal for space-constrained designs requiring precise and reliable voltage control.

Key Features

• Adjustable Output Voltage: Configurable from 1.2V to 37V via external resistors, enabling customization for diverse system requirements.
• High Current Capacity: Supplies up to 1.5A continuous current, supporting power-hungry applications.
• Wide Input Voltage Range: Operates from 3V to 40V, accommodating various power sources, including batteries and industrial supplies.
• Built-in Protection: Includes short-circuit protection, thermal shutdown, and overcurrent protection to safeguard against operational stresses.
• Low Quiescent Current: Requires only 5mA of supply current, minimizing power loss in battery-powered systems.
• Wide Temperature Range: Functions reliably from -40°C to +125°C, suitable for harsh industrial and automotive environments.
• Compact Footprint: The SOIC-8 package ensures efficient PCB space utilization without compromising performance.

Application Areas

The LM317LMX/NOPB is widely applied in:

• Consumer Electronics: Power regulation for smartphones, tablets, and wearable devices.
• Industrial Systems: Voltage control in PLCs, sensor networks, and motor drives.
• Automotive Electronics: Battery management, infotainment systems, and LED lighting.
• Medical Devices: Stable power supply for diagnostic equipment and portable healthcare devices.
• Test & Measurement: Precision voltage sourcing in laboratory instruments and analyzers.

Summary

The LM317LMX/NOPB stands out as a versatile linear regulator, combining adjustable voltage control, high current capability, and robust protection mechanisms in a compact SOIC-8 package. Its wide input/output voltage range and rugged design make it indispensable for applications ranging from consumer electronics to industrial and automotive systems. By delivering precision and reliability, this device is a cornerstone for designers seeking adaptable, high-performance voltage regulation solutions across diverse environments.