Texas Instruments

LP3874EMP-ADJ/NOPB

LP3874EMP-ADJ/NOPB Description

The LP3874EMP-ADJ/NOPB is a high-performance, adjustable linear voltage regulator designed by Texas Instruments. This regulator is engineered to deliver a maximum output current of 800 mA with an input voltage range up to 7V. It features an adjustable output voltage starting from 1.2V up to a maximum of 6.6V, making it highly versatile for a wide range of applications. The device is housed in a compact SOT223 package, ideal for surface-mount applications where space is a constraint.

LP3874EMP-ADJ/NOPB Features

• Adjustable Output Voltage: The LP3874EMP-ADJ/NOPB offers an adjustable output voltage range from 1.2V to 6.6V, providing flexibility to meet various power requirements.
• High Output Current: Capable of delivering up to 800 mA of output current, this regulator is suitable for applications requiring high current loads.
• Low Dropout Voltage: With a maximum dropout voltage of 0.35V at 800 mA, the regulator maintains high efficiency even at low input-to-output voltage differentials.
• Low Quiescent Current: The regulator operates with a low quiescent current of 9 mA, ensuring minimal power consumption in standby mode.
• High PSRR: The Power Supply Rejection Ratio (PSRR) ranges from 73dB to 57dB at 120Hz, effectively filtering out noise from the input supply.
• Protection Features: Integrated over-current, over-temperature, and short-circuit protection ensure robustness and reliability in demanding operating conditions.
• Enable Control: The regulator includes an enable control feature, allowing for precise control over the power supply.
• Compliance and Packaging: The LP3874EMP-ADJ/NOPB is REACH unaffected and RoHS3 compliant, adhering to stringent environmental standards. It is available in a tape and reel package, facilitating efficient manufacturing processes.

LP3874EMP-ADJ/NOPB Applications

The LP3874EMP-ADJ/NOPB is well-suited for a variety of applications where high efficiency, low dropout voltage, and adjustable output voltage are critical. These applications include:

• Consumer Electronics: Ideal for powering portable devices, smartphones, tablets, and other consumer electronics that require precise voltage regulation and low power consumption.
• Industrial Equipment: Suitable for industrial control systems, sensors, and actuators that demand reliable power supply solutions.
• Telecommunications: Used in base stations, routers, and other telecom equipment where high current and low dropout voltage are essential.
• Automotive: Applicable in automotive electronic systems, such as infotainment systems and electronic control units, where space and efficiency are crucial.

Conclusion of LP3874EMP-ADJ/NOPB

The LP3874EMP-ADJ/NOPB from Texas Instruments stands out as a highly efficient and versatile linear voltage regulator. Its adjustable output voltage, high output current, and low dropout voltage make it an excellent choice for a wide range of applications. The inclusion of advanced protection features and low quiescent current further enhance its reliability and efficiency. With its compact SOT223 package and compliance with environmental standards, the LP3874EMP-ADJ/NOPB is an ideal solution for designers looking to optimize power supply performance in space-constrained environments.