Texas Instruments

LM2611BMFX  

DC Switching Voltage Regulators

LM2611BMFX Description

The LM2611BMFX is a highly efficient, adjustable-output voltage regulator designed for a wide range of power management applications. Manufactured by Texas Instruments, this IC operates within an input voltage range of 2.7V to 14V and delivers an output current of up to 900mA. The LM2611BMFX features a negative output configuration, making it suitable for applications requiring a negative voltage supply. Utilizing a Cuk topology, it offers a switching frequency of 1.4MHz, which allows for the use of smaller inductors and capacitors, thereby reducing the overall size of the power supply solution.

LM2611BMFX Features

• Adjustable Output Voltage: The LM2611BMFX provides an adjustable output voltage, allowing designers to configure the regulator to meet specific application requirements.
• Wide Input Voltage Range: With an input voltage range from 2.7V to 14V, the regulator is versatile and can be used in various power supply scenarios.
• High Output Current: Capable of delivering up to 900mA of output current, the LM2611BMFX is suitable for applications requiring moderate to high current loads.
• Negative Output Configuration: The negative output configuration is ideal for applications that require a negative voltage supply.
• Cuk Topology: The use of Cuk topology ensures high efficiency and stable performance, making the regulator suitable for compact and high-performance power supply designs.
• 1.4MHz Switching Frequency: The high switching frequency allows for the use of smaller inductors and capacitors, reducing the overall footprint and cost of the power supply.
• Surface Mount Technology (SMT): The LM2611BMFX is available in a surface mount package (SOT23-5), facilitating easy integration into compact PCB designs.
• Moisture Sensitivity Level 1: The MSL 1 rating indicates that the device is not moisture sensitive, ensuring reliable performance in various environmental conditions.
• REACH Unaffected: The LM2611BMFX complies with REACH regulations, ensuring it is free from harmful substances and suitable for use in environmentally conscious applications.

LM2611BMFX Applications

The LM2611BMFX is ideal for a variety of applications where efficient power conversion and compact design are critical. Some specific use cases include:

• Telecommunications: Powering various components in telecommunication equipment where space is limited and high efficiency is required.
• Consumer Electronics: Providing power to devices such as smartphones, tablets, and other portable electronics that require a negative voltage supply.
• Industrial Equipment: Used in industrial control systems and automation equipment where reliable and efficient power management is essential.
• Medical Devices: Ideal for powering medical equipment that requires a compact and efficient power supply solution.

Conclusion of LM2611BMFX

The LM2611BMFX from Texas Instruments is a versatile and efficient power management IC that offers a wide range of features and benefits. Its adjustable output voltage, wide input voltage range, and high output current make it suitable for a variety of applications. The use of Cuk topology and a high switching frequency ensures high efficiency and compact design, while the negative output configuration caters to specific power supply requirements. Despite being marked as obsolete, the LM2611BMFX remains a reliable choice for applications where its unique features and performance benefits are required.

LM2611BMFX Documents

Download datasheets and manufacturer documentation for LM2611BMFX

Datasheets :

LM2611      

HTML Datasheet :

LM2611