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LM2671MX-5.0
+Lista de MateriaisIC REG BUCK 5V 500MA 8SOIC
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FabricanteTexas Instruments
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Peça do Fabricante #LM2671MX-5.0
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Pacote SOIC-8
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Em Estoque5844
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR) |
| Series | SIMPLE SWITCHER® |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 6.5V |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 5V |
| Current-Output | 500mA |
| Frequency-Switching | 260kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
The LM2671MX-5.0 is a step-down voltage regulator from Texas Instruments, designed to efficiently convert a higher input voltage to a stable 5.0V output. It is part of the SIMPLE SWITCHER® series, known for ease of use and high performance. This regulator can deliver up to 1A of output current, making it suitable for powering various devices in a range of electronic applications.
Key features of the LM2671MX-5.0 include a wide input voltage range (up to 40V), a fixed 5.0V output, and high efficiency due to its switching operation, which reduces heat and power loss compared to linear regulators. It also offers a fast transient response, ensuring stable output under varying load conditions.
The device is equipped with protection features such as thermal shutdown and current limiting, enhancing reliability. Its compact SOIC-8 package ensures it fits well in space-constrained applications. The LM2671MX-5.0 is ideal for use in battery-powered equipment, automotive systems, and other applications requiring a stable 5V power supply.
Key features of the LM2671MX-5.0 include a wide input voltage range (up to 40V), a fixed 5.0V output, and high efficiency due to its switching operation, which reduces heat and power loss compared to linear regulators. It also offers a fast transient response, ensuring stable output under varying load conditions.
The device is equipped with protection features such as thermal shutdown and current limiting, enhancing reliability. Its compact SOIC-8 package ensures it fits well in space-constrained applications. The LM2671MX-5.0 is ideal for use in battery-powered equipment, automotive systems, and other applications requiring a stable 5V power supply.
Equivalent
The LM2671MX-5.0 is a step-down voltage regulator from Texas Instruments. Its equivalent products include:
1. LM2671-5.0 from Texas Instruments – Non-SMD version or alternative package.
2. LM2576-5.0 by Texas Instruments – Similar function but different package and specs.
3. L4971 from STMicroelectronics – Similar functionality.
4. MC34063 by ON Semiconductor – Offers similar step-down regulation capabilities but with different specs.
5. L78S05CV from STMicroelectronics – Fixed 5V output, but may differ in current handling and configurations.
Always verify compatibility in your specific application.
1. LM2671-5.0 from Texas Instruments – Non-SMD version or alternative package.
2. LM2576-5.0 by Texas Instruments – Similar function but different package and specs.
3. L4971 from STMicroelectronics – Similar functionality.
4. MC34063 by ON Semiconductor – Offers similar step-down regulation capabilities but with different specs.
5. L78S05CV from STMicroelectronics – Fixed 5V output, but may differ in current handling and configurations.
Always verify compatibility in your specific application.
Features
The LM2671MX-5.0 is a step-down voltage regulator designed by Texas Instruments. Key features include:
1. Output Voltage: Fixed 5.0V output.
2. Input Voltage Range: 8V to 40V, making it versatile for different power sources.
3. Output Current: Capable of delivering up to 1A output current.
4. Efficiency: High efficiency up to 96% to ensure minimal power loss.
5. Switching Frequency: Operates at a 260 kHz fixed frequency, which allows for smaller external components.
6. Thermal Shutdown: Integrated protection against overheating.
7. Current Limiting: Built-in current limiting feature for protection against overload conditions.
8. Soft Start: Minimizes inrush current and enhances reliability during startup.
9. Package: Available in an 8-pin SOIC (Small Outline Integrated Circuit) package, suitable for space-constrained applications.
10. Applications: Ideal for battery-powered devices, distributed power systems, and automotive applications due to its robust design and performance.
These features make the LM2671MX-5.0 a reliable choice for efficient power conversion in various electronic applications.
1. Output Voltage: Fixed 5.0V output.
2. Input Voltage Range: 8V to 40V, making it versatile for different power sources.
3. Output Current: Capable of delivering up to 1A output current.
4. Efficiency: High efficiency up to 96% to ensure minimal power loss.
5. Switching Frequency: Operates at a 260 kHz fixed frequency, which allows for smaller external components.
6. Thermal Shutdown: Integrated protection against overheating.
7. Current Limiting: Built-in current limiting feature for protection against overload conditions.
8. Soft Start: Minimizes inrush current and enhances reliability during startup.
9. Package: Available in an 8-pin SOIC (Small Outline Integrated Circuit) package, suitable for space-constrained applications.
10. Applications: Ideal for battery-powered devices, distributed power systems, and automotive applications due to its robust design and performance.
These features make the LM2671MX-5.0 a reliable choice for efficient power conversion in various electronic applications.
Pinout
The LM2671MX-5.0 is a step-down voltage regulator integrated circuit. It typically comes in an 8-pin surface-mount package. Here’s a brief overview of its pin functions:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch output. This pin is connected to the inductor.
3. GND (Pin 3): Ground reference.
4. FB (Pin 4): Feedback input. This pin helps in maintaining the output voltage by comparing it to a reference voltage.
5. ON/OFF (Pin 7): Enables or disables the device. A logic high enables the device, while a logic low disables it.
6. NC (Pins 5 and 6): No internal connection.
7. BOOST (Pin 8): Provides a bootstrapped voltage for the high-side driver.
The LM2671MX-5.0 is designed to provide a fixed 5.0V output with high efficiency for various applications, including power supply for microcontrollers and other digital circuits.
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch output. This pin is connected to the inductor.
3. GND (Pin 3): Ground reference.
4. FB (Pin 4): Feedback input. This pin helps in maintaining the output voltage by comparing it to a reference voltage.
5. ON/OFF (Pin 7): Enables or disables the device. A logic high enables the device, while a logic low disables it.
6. NC (Pins 5 and 6): No internal connection.
7. BOOST (Pin 8): Provides a bootstrapped voltage for the high-side driver.
The LM2671MX-5.0 is designed to provide a fixed 5.0V output with high efficiency for various applications, including power supply for microcontrollers and other digital circuits.
Manufacturer
The LM2671MX-5.0 is manufactured by Texas Instruments. Texas Instruments (TI) is a leading global semiconductor company that designs and produces a broad range of analog and embedded processing chips. These chips are essential components in electronic devices, providing functionalities such as power management, signal processing, and data conversion. TI serves various industries, including automotive, industrial, consumer electronics, and telecommunications. Known for its innovation and engineering expertise, Texas Instruments is a significant player in the technology sector.
Application
The LM2671MX-5.0 is a step-down voltage regulator commonly used in applications that require efficient DC-DC conversion. It is suitable for use in power management for microcontrollers, FPGA power supplies, and other digital circuits. Additionally, it finds application in battery-powered devices, providing stable voltage in portable electronics. The regulator is useful in telecommunications equipment, industrial automation, and automotive systems for powering various electronic components. Its ability to maintain consistent output voltage makes it ideal for consumer electronics, embedded systems, and general-purpose power supply solutions in various electronic products.
Package
The LM2671MX-5.0 is a switching voltage regulator from Texas Instruments. It comes in a surface-mount package type known as the "SOIC-8" (Small Outline Integrated Circuit with 8 pins). This format is designed for automated, space-efficient circuit board assembly.
