Texas Instruments

LM2575M-3.3/NOPB

LM2575M-3.3/NOPB Description

The LM2575M-3.3/NOPB is a fixed-output voltage regulator from Texas Instruments, designed to deliver a stable 3.3V output at a maximum current of 1A. This regulator operates within a wide input voltage range of 4V to 40V, making it highly versatile for various power management applications. The LM2575M-3.3/NOPB employs a buck topology with a switching frequency of 52kHz, ensuring efficient power conversion and minimal heat generation.

LM2575M-3.3/NOPB Features

• Fixed Output Voltage: The LM2575M-3.3/NOPB provides a fixed output voltage of 3.3V, ensuring consistent power supply to sensitive electronic components.
• Wide Input Voltage Range: With an input voltage range of 4V to 40V, this regulator can accommodate a variety of power sources, enhancing its flexibility in diverse applications.
• High Efficiency: The buck topology and 52kHz switching frequency contribute to high efficiency, reducing power loss and improving overall system performance.
• Surface Mount Technology: The surface mount package (24SOIC) facilitates easy integration into compact designs, ideal for space-constrained applications.
• Compliance and Safety: The LM2575M-3.3/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory adherence.
• Moisture Sensitivity Level: Rated at MSL 2A (4 Weeks), the regulator is suitable for manufacturing processes requiring controlled humidity environments.
• Obsolescence Notice: While marked as obsolete, the LM2575M-3.3/NOPB remains a reliable choice for legacy systems and applications where its specific features are required.

LM2575M-3.3/NOPB Applications

The LM2575M-3.3/NOPB is ideal for a range of applications requiring a stable 3.3V supply. Its wide input voltage range and high efficiency make it suitable for:

• Embedded Systems: Providing power to microcontrollers, sensors, and other low-power devices.
• Communication Equipment: Ensuring stable power supply for routers, switches, and other networking devices.
• Industrial Control Systems: Powering PLCs, actuators, and other industrial components.
• Consumer Electronics: Used in devices such as set-top boxes, gaming consoles, and smart home appliances.

Conclusion of LM2575M-3.3/NOPB

The LM2575M-3.3/NOPB from Texas Instruments is a robust and versatile fixed-output voltage regulator, offering a stable 3.3V supply at up to 1A. Its wide input voltage range, high efficiency, and surface mount package make it suitable for a variety of applications, from embedded systems to industrial controls. Despite being marked as obsolete, the LM2575M-3.3/NOPB remains a reliable choice for applications where its specific features are essential. Its compliance with environmental regulations and safety standards further enhances its appeal in the electronics industry.