Texas Instruments Adjustable Positive Voltage Regulator 1.5A 1.2V-37V Output 40V Input TO-252 Package LM317AMDT/NOPB

Texas Instruments LM317AMDT/NOPB is an adjustable positive linear voltage regulator designed for power management in electronic circuits. It provides a stable output voltage adjustable between 1.2 V and 37 V, with a maximum output current of 1.5 A, suitable for various industrial and consumer electronics applications.

The device comes in a compact TO-252 package, featuring a 3-pin surface mount design that facilitates easy integration in space-constrained PCB layouts. It utilizes positive polarity regulation with a low quiescent current of 4mA, optimizing efficiency for battery-powered systems and other low-power applications.

Key protective features include built-in current limiting, thermal overload protection, and safe operating area protection to ensure reliable operation under demanding conditions. The regulator supports input voltages ranging from 4.2 V up to a maximum of 40 V and operates safely up to 125°C, making it robust for industrial and automotive environments.

Typical regulator performance characteristics are exceptional, with 0.01% line regulation and 0.1% load regulation, delivering precise voltage stability. This device is part of the LM317 series, well-known for applications requiring adjustable voltage regulation from small power electronics to more extensive industrial equipment.

Texas Instruments LM317AMDT/NOPB suits applications in power modules, instrumentation, motor control, embedded systems, and laboratory equipment where controlled voltage output and high reliability are required.

Adjustable output voltage range from 1.2 V to 37 V. Supports a maximum output current of 1.5 A ideal for diverse load conditions. Surface mount TO-252 package facilitates compact assembly. Includes thermal overload and current limiting protection.

Wide operating input voltage range of 4.2 V to 40 V. Low quiescent current of 4 mA for energy efficiency. Maximum operating temperature 125°C enables rugged performance. Positive polarity voltage regulation. Typical line regulation of 0.01% and load regulation of 0.1% ensure output voltage precision.

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