LM2611BMFX

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LM2611BMFX

+Nomenclature

IC REG CUK ADJ 900MA SOT23-5

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Spécifications

Attribut Valeur
Part Status Obsolete
Function Step-Up/Step-Down
Output Configuration Negative
Topology Cuk
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 2.7V
Voltage - Input (Max) 14V
Voltage - Output (Min/Fixed) -1.23V
Voltage - Output (Max) -32V
Current - Output 900mA
Frequency - Switching 1.4MHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
Base Product Number LM2611

Présentation

Description

The LM2611BMFX is a high-performance, low-dropout (LDO) voltage regulator designed for various applications requiring stable voltage output. It typically provides an output voltage of 3.3V or adjustable voltage options, with a low dropout voltage, making it suitable for battery-powered devices. The device features a maximum output current of 1A and offers excellent line and load regulation, ensuring a stable voltage supply even with fluctuating input conditions.
Key features include thermal shutdown protection, current limiting, and an enable pin for low-power operation. Its compact package makes it ideal for space-constrained applications. The LM2611BMFX operates efficiently over a wide temperature range, ensuring reliable performance in various environmental conditions. It is commonly used in portable electronics, telecommunications, and automotive applications, where power efficiency and reliability are critical. Overall, the LM2611BMFX is a versatile LDO that excels in providing clean, regulated voltage for a wide range of electronic circuits.

Equivalent

The LM2611BMFX is a step-up (boost) voltage regulator. Equivalent products include the TPS61030 from Texas Instruments, the LTC6106 from Analog Devices, and the MAX660 from Maxim Integrated. Other alternatives could be the NCP1402 from ON Semiconductor and the RT8541 from Richtek. Always check specifications to ensure compatibility for your specific application.

Features

The LM2611BMFX is a high-performance, low-dropout (LDO) voltage regulator designed for efficient power management in various applications. Key features include:
1. Input Voltage Range: Operates from 2.5V to 16V, making it versatile for different power supply configurations.
2. Output Current: Capable of delivering up to 1A of output current, suitable for powering various components.
3. Low Dropout Voltage: Provides low dropout operation, ensuring high efficiency even with minimal input-output voltage differentials.
4. Adjustable Output Voltage: Features an adjustable output voltage range from 1.25V to 15V, allowing for flexibility in design.
5. Low Quiescent Current: Offers low quiescent current, enhancing battery life in portable applications.
6. Thermal Protection: Includes thermal shutdown capabilities to prevent damage from overheating.
7. Compact Package: Available in a small footprint, making it ideal for space-constrained applications.
These features make the LM2611BMFX suitable for use in portable devices, digital circuits, and various other electronics applications.

Pinout

The LM2611BMFX is a voltage regulator with a pin count of 8. Its primary functions include step-down (buck) voltage regulation, providing a fixed output voltage. The pins are designated as follows:
1. VIN - Input voltage.
2. GND - Ground.
3. SW - Switch node for the inductor.
4. VOUT - Output voltage.
5. COMP - Compensation network connection for stability.
6. FB - Feedback pin for voltage regulation.
7. EN - Enable pin to turn the regulator on/off.
8. NC - No Connect, not used.
The LM2611BMFX is designed for efficient power management in various applications, supporting low power consumption and minimizing heat generation.

Manufacturer

The LM2611BMFX is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. It is primarily known for designing and fabricating a wide range of analog and digital integrated circuits (ICs), as well as embedded processors. TI serves various industries, including automotive, industrial, communications, and consumer electronics. The company is recognized for its innovations in analog technology and is a leading supplier of components such as operational amplifiers, data converters, and power management devices. TI is dedicated to advancing technology and providing solutions to help engineers and designers create efficient and effective electronic systems.

Application

The LM2611BMFX is a high-frequency step-up (boost) voltage regulator, primarily used in battery-powered devices. Its application areas include portable electronics, such as smartphones, tablets, and wearable devices, where efficient power conversion is essential. It is also utilized in LED drivers, energy harvesting systems, and power management circuits for RF applications. Additionally, it can be found in automotive systems for powering sensors and infotainment systems, as well as in industrial equipment requiring compact, efficient power solutions.

Package

The LM2611BMFX is packaged in an 8-pin MSOP (Mini Small Outline Package) format. This surface-mount package is designed for compact applications and provides efficient thermal performance.

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