Texas Instruments

LM317LMX

The LM317LMX is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable and reliable output voltage from a wide range of input voltages. The LM317LMX is available in a small SOT-223 package, making it suitable for space-constrained applications.

Description:

The LM317LMX is a 1A low-dropout positive voltage regulator with a tracking input voltage range of 3V to 40V. It has a low quiescent current of 70µA, which makes it ideal for battery-powered applications. The LM317LMX also features a high output current capability of up to 1A, making it suitable for a wide range of applications.

Features:

1. Wide input voltage range: 3V to 40V
2. Low quiescent current: 70µA
3. High output current: up to 1A
4. Low dropout voltage: 700mV at 1A load
5. Internal short-circuit current limit
6. Thermal overload protection
7. SOT-223 package

Applications:

The LM317LMX is suitable for a wide range of applications, including:

1. Portable electronics: Due to its low quiescent current, the LM317LMX is ideal for battery-powered devices such as smartphones, tablets, and wearables.
2. Power supplies: The LM317LMX can be used in linear power supply designs to provide a stable and reliable output voltage.
3. Industrial equipment: The LM317LMX can be used to provide stable voltage regulation in industrial control systems and instrumentation.
4. Automotive electronics: The LM317LMX can be used in automotive applications, such as infotainment systems and sensor interfaces, to provide stable voltage regulation.
5. Medical devices: The LM317LMX can be used in medical equipment, such as portable monitoring devices and diagnostic instruments, to provide stable voltage regulation.

In summary, the LM317LMX is a versatile and efficient low-dropout linear voltage regulator that offers a wide input voltage range, low quiescent current, and high output current capability. Its small package size and robust features make it suitable for a wide range of applications, from portable electronics to industrial equipment.