Texas Instruments

LM2677T-3.3/NOPB  

DC Switching Voltage Regulators

LM2677T-3.3/NOPB Description

The LM2677T-3.3/NOPB is a high-performance, fixed-output voltage regulator from Texas Instruments, designed to deliver a stable 3.3V output at up to 5A of current. This device is part of the SIMPLE SWITCHER® series, known for its ease of use and robust performance. The LM2677T-3.3/NOPB features a wide input voltage range, from 8V to 40V, making it suitable for a variety of power supply applications. It operates at a switching frequency of 260kHz, ensuring efficient power conversion with minimal external components.

This regulator is housed in a through-hole TO220-7 package, which provides excellent thermal performance and mechanical stability. The device is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. With a moisture sensitivity level (MSL) of 1 (unlimited), the LM2677T-3.3/NOPB is well-suited for applications requiring high reliability and long-term stability.

LM2677T-3.3/NOPB Features

• Fixed Output Voltage: Provides a stable 3.3V output, ideal for applications requiring precise voltage regulation.
• High Current Capability: Capable of delivering up to 5A of output current, supporting demanding power requirements.
• Wide Input Voltage Range: Operates efficiently from 8V to 40V, offering flexibility in power supply design.
• High Switching Frequency: 260kHz switching frequency minimizes the size of external components and improves overall efficiency.
• Positive Output Configuration: Ensures compatibility with a wide range of electronic systems.
• Thermal Stability: Through-hole TO220-7 package provides excellent thermal performance, enhancing reliability in high-power applications.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring adherence to environmental standards.
• Unlimited Moisture Sensitivity Level: MSL 1 (unlimited) ensures long-term stability and reliability in various environmental conditions.

LM2677T-3.3/NOPB Applications

The LM2677T-3.3/NOPB is ideal for a wide range of applications that require stable and efficient power regulation. Its high current capability and wide input voltage range make it suitable for:

• Industrial Equipment: Powering motors, sensors, and control systems in industrial environments.
• Telecommunications: Providing stable power for base stations, repeaters, and other telecom infrastructure.
• Automotive Electronics: Supporting electronic control units (ECUs) and other automotive applications requiring high reliability.
• Consumer Electronics: Powering high-current devices such as gaming consoles, home theaters, and other consumer electronics.
• Medical Devices: Ensuring stable power supply for critical medical equipment and diagnostic devices.

Conclusion of LM2677T-3.3/NOPB

The LM2677T-3.3/NOPB from Texas Instruments is a versatile and reliable power regulator, offering a stable 3.3V output at up to 5A. Its wide input voltage range, high switching frequency, and robust thermal performance make it an excellent choice for a variety of applications. With its compliance to environmental standards and long-term reliability, the LM2677T-3.3/NOPB stands out as a superior solution in the power management industry.

LM2677T-3.3/NOPB Documents

Download datasheets and manufacturer documentation for LM2677T-3.3/NOPB

PCN Assembly/Origin :

LMDMOS devices 23/Mar/2018      

Datasheets :

LM2677S-ADJ      

Design Resources :

LM2677 Design with WEBENCH® Power Designer