The LM2671M-12 is a high-performance, fixed-output, step-down DC-DC switching regulator IC manufactured by Luminary Micro / Texas Instruments. This device belongs to the SIMPLE SWITCHER series and is categorized as a PMIC (Power Management Integrated Circuit) - Voltage Regulator - DC DC Switching Regulator.
The LM2671M-12 is designed to provide a regulated 12V output from an input voltage range of 6.5V to 40V, with a maximum output current of 500mA. It features a fixed-frequency, current-mode, buck (step-down) topology with a switching frequency of 260kHz, making it suitable for a wide range of applications that require a stable and efficient power supply.
One of the key design challenges addressed by the LM2671M-12 is the need for a compact, high-efficiency, and cost-effective power management solution that can operate in harsh environments. The device's operating temperature range of -40°C to 125°C (TJ) allows it to function reliably in a variety of applications, including industrial, automotive, and consumer electronics.
The LM2671M-12 is packaged in an 8-SOIC (Small Outline Integrated Circuit) surface-mount package, which provides a compact and space-efficient solution for board-level integration. The device is RoHS non-compliant, containing lead.
The primary advantages of the LM2671M-12 include its high efficiency, small size, and wide input voltage range, making it suitable for a variety of power supply applications. It is commonly used in industrial equipment, telecommunications systems, consumer electronics, and other devices that require a reliable and efficient power conversion solution.
In terms of compatibility, the LM2671M-12 may have equivalent or alternative models available from other manufacturers. Some potential alternatives include the LM2576, LM2577, and LM2587 series from Texas Instruments, which offer similar functionality and specifications.
LM2671M-12 Key Technical Attributes
Manufacturer Part Number LM2671M-12
Manufacturer Luminary Micro / Texas Instruments
Main Category Integrated Circuits (ICs)
LM2671M-12 Packing Size
Package Type 8-SOIC
Encapsulation SOP8
Package Tube
Supplier Device Package 8-SOIC
LM2671M-12 Application
Use in Power Management
Suitable for DC DC Switching Voltage Regulation
LM2671M-12 Features
The LM2671M-12 Buck Switching Regulator IC offers a fixed output voltage of 12V with an output current capacity of 500mA. This device operates over an input voltage range of 6.5V to 40V and features a switching frequency of 260kHz. The output configuration is positive with a fixed output type. The IC functions through a step-down topology without a synchronous rectifier. This allows significant efficiency in stepping down voltage with a moderate switching frequency ensuring reduced noise and enhanced reliability.
LM2671M-12 Quality and Safety Features
Moisture Sensitivity Level 1 (Unlimited), indicating robust performance in varying environmental conditions
Compatible with surface-mount technology for efficient PCB mounting
Operating Temperature ranges from -40°C to 125°C (TJ), ensuring stable performance under extreme conditions
RoHS Compliant contains lead, making it non-compliant with certain RoHS requirements but suitable for specific applications exempt from these restrictions.
LM2671M-12 Compatibility
Designed for systems that require efficient voltage step-down from 40V to 12V
Optimal for use in applications with surface mount technology requirements
LM2671M-12 Datasheet PDF
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