Texas Instruments

LM337LMX/NOPB

The LM337LMX/NOPB is a linear voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It is a member of the LM337 family of adjustable voltage regulators, which are widely used for providing a stable and adjustable output voltage from an input voltage source.

Description:

The LM337LMX/NOPB is a 3-terminal adjustable voltage regulator that can provide an output voltage range from 1.25V to 37V. It features a low dropout voltage, high output current capability, and excellent load and line regulation. The device is available in a small-outline package (SOP) with a leadless, no-lead package option (LMX).

Features:

1. Adjustable output voltage: 1.25V to 37V
2. Low dropout voltage: Minimizes the voltage difference between the input and output, allowing the regulator to operate efficiently even with low input voltages.
3. High output current capability: Can supply a continuous output current of up to 1.5A, depending on the external components used.
4. Excellent load and line regulation: Maintains a stable output voltage under varying load and input voltage conditions.
5. Internal current limit and thermal shutdown protection: Protects the device from overload and overheating conditions.
6. Compact package: Available in a small-outline package (SOP) with a leadless, no-lead option (LMX).

Applications:

The LM337LMX/NOPB is suitable for a wide range of applications that require a stable and adjustable output voltage. Some common applications include:

1. Power supply regulation: For providing a stable voltage to various electronic devices and circuits.
2. Battery charging circuits: To regulate the charging voltage for different types of batteries.
3. Motor speed control: For controlling the speed of DC motors by adjusting the voltage supplied to them.
4. LED dimming: To control the brightness of LED lights by varying the voltage across them.
5. Audio and video equipment: For providing a stable voltage to audio and video amplifiers and other components.
6. Industrial control systems: To ensure a stable power supply for various sensors, actuators, and control circuits.

In summary, the LM337LMX/NOPB is a versatile and efficient adjustable voltage regulator that can be used in various applications requiring a stable and adjustable output voltage. Its features, such as low dropout voltage, high output current capability, and excellent load and line regulation, make it a popular choice for many electronic designs.