Texas Instruments

LP3874EMP-3.3/NOPB  

Linear & Switching Voltage Regulators

LP3874EMP-3.3/NOPB Description

The LP3874EMP-3.3/NOPB is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 3.3V and a maximum output current of 800mA. This regulator is housed in a compact SOT223-5 package, making it suitable for a wide range of applications where space is a critical consideration. The device features a maximum input voltage of 7V and a dropout voltage of only 0.35V at full load, ensuring efficient operation even under varying input conditions. With a quiescent current of 9mA and a supply current of up to 15mA, the LP3874EMP-3.3/NOPB is optimized for low power consumption, making it ideal for battery-powered and energy-sensitive applications.

LP3874EMP-3.3/NOPB Features

• Output Type: Fixed at 3.3V, providing a stable and reliable power supply for various electronic components.
• Input Voltage Range: Up to 7V, allowing for flexibility in input power sources.
• Output Current: Capable of delivering up to 800mA, suitable for driving multiple devices or high-current applications.
• Low Dropout Voltage: Maximum of 0.35V at 800mA, ensuring efficient operation and minimal power loss.
• Low Quiescent Current: 9mA, contributing to extended battery life in portable devices.
• Control Features: Includes an enable function, providing additional control over the regulator's operation.
• Protection Features: Over-current, over-temperature, and short-circuit protection ensure robustness and reliability.
• Mounting Type: Surface mount, compatible with modern PCB assembly techniques.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited), suitable for various manufacturing environments.

LP3874EMP-3.3/NOPB Applications

The LP3874EMP-3.3/NOPB is ideal for a variety of applications where a stable and efficient power supply is required. Key use cases include:

• Consumer Electronics: Portable devices, smartphones, tablets, and other battery-powered gadgets.
• Industrial Equipment: Control systems, sensors, and instrumentation that require a reliable power source.
• Telecommunications: Base stations, routers, and other networking equipment.
• Automotive: In-vehicle electronics, infotainment systems, and advanced driver-assistance systems (ADAS).
• Medical Devices: Portable medical equipment, diagnostic tools, and wearable health monitors.

Conclusion of LP3874EMP-3.3/NOPB

The LP3874EMP-3.3/NOPB from Texas Instruments stands out as a versatile and efficient linear voltage regulator. Its combination of a fixed 3.3V output, low dropout voltage, and robust protection features make it a reliable choice for a wide range of applications. The compact SOT223-5 package and surface mount design ensure ease of integration into modern electronic systems. With its low quiescent current and compliance with environmental standards, the LP3874EMP-3.3/NOPB is well-suited for both portable and stationary applications, providing a stable power supply while maintaining high efficiency and reliability.

LP3874EMP-3.3/NOPB Documents

Download datasheets and manufacturer documentation for LP3874EMP-3.3/NOPB

Datasheets :

LP3871, LP3874      

PCN Packaging :

Pin One Dot 07/Jan/2019