사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| 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) | 12V |
| 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) |
개요
Description
The LM2674MX-12 is a step-down voltage regulator manufactured by Texas Instruments. It is part of the LM267X series, designed to provide a highly efficient, simple solution for step-down power supply requirements. The LM2674MX-12 specifically outputs a fixed 12V voltage.
Key features include:
1. Efficiency: The device offers up to 90% efficiency, making it suitable for applications where power conservation is essential.
2. Input Voltage Range: It supports a wide input voltage range, typically from 8V to 40V.
3. Output Current: It can deliver up to 500 mA of output current.
4. Switching Frequency: The regulator operates at a switching frequency around 260 kHz, allowing the use of smaller inductors and capacitors.
5. Protection: It includes features like thermal shutdown, current limiting, and short-circuit protection.
6. Package: The MX version comes in an 8-pin SOIC package, which is compact and suitable for space-constrained applications.
The LM2674MX-12 is ideal for applications such as battery-powered devices, distributed power systems, and any application requiring a stable 12V output.
Key features include:
1. Efficiency: The device offers up to 90% efficiency, making it suitable for applications where power conservation is essential.
2. Input Voltage Range: It supports a wide input voltage range, typically from 8V to 40V.
3. Output Current: It can deliver up to 500 mA of output current.
4. Switching Frequency: The regulator operates at a switching frequency around 260 kHz, allowing the use of smaller inductors and capacitors.
5. Protection: It includes features like thermal shutdown, current limiting, and short-circuit protection.
6. Package: The MX version comes in an 8-pin SOIC package, which is compact and suitable for space-constrained applications.
The LM2674MX-12 is ideal for applications such as battery-powered devices, distributed power systems, and any application requiring a stable 12V output.
Equivalent
The LM2674MX-12 is a step-down voltage regulator. Equivalent products include:
1. MC34063A - General-purpose step-down regulator.
2. LM2596 - Similar step-down regulator with higher current capacity.
3. BQ24103 - Offers similar functionalities with additional features.
4. LM22670 - Another step-down regulator from the same manufacturer.
5. MP1584 - A compact, efficient alternative for lower current applications.
It's essential to verify pin configurations and electrical specifications when considering replacements.
1. MC34063A - General-purpose step-down regulator.
2. LM2596 - Similar step-down regulator with higher current capacity.
3. BQ24103 - Offers similar functionalities with additional features.
4. LM22670 - Another step-down regulator from the same manufacturer.
5. MP1584 - A compact, efficient alternative for lower current applications.
It's essential to verify pin configurations and electrical specifications when considering replacements.
Features
The LM2674MX-12 is a step-down voltage regulator designed by Texas Instruments. Key features include:
1. Output Voltage: Fixed 12V output.
2. Input Voltage Range: 8V to 40V, providing flexibility for various applications.
3. Output Current: Capable of delivering up to 500mA.
4. Efficiency: High efficiency, typically above 90%, minimizing heat generation.
5. Switching Frequency: Operates at a fixed frequency of 260 kHz, allowing for the use of smaller external components.
6. Thermal Shutdown: Includes protection against overheating to prevent damage.
7. Current Limiting: Integrated current limiting feature for overload protection.
8. Soft Start: Reduces inrush current during startup.
9. Low Output Ripple: Ensures smooth and stable output voltage.
10. Compact Package: Available in a 8-pin SOIC package, suitable for space-constrained designs.
These features make the LM2674MX-12 suitable for a variety of applications requiring efficient voltage conversion, such as power supplies for microcontrollers, sensors, and other digital circuits.
1. Output Voltage: Fixed 12V output.
2. Input Voltage Range: 8V to 40V, providing flexibility for various applications.
3. Output Current: Capable of delivering up to 500mA.
4. Efficiency: High efficiency, typically above 90%, minimizing heat generation.
5. Switching Frequency: Operates at a fixed frequency of 260 kHz, allowing for the use of smaller external components.
6. Thermal Shutdown: Includes protection against overheating to prevent damage.
7. Current Limiting: Integrated current limiting feature for overload protection.
8. Soft Start: Reduces inrush current during startup.
9. Low Output Ripple: Ensures smooth and stable output voltage.
10. Compact Package: Available in a 8-pin SOIC package, suitable for space-constrained designs.
These features make the LM2674MX-12 suitable for a variety of applications requiring efficient voltage conversion, such as power supplies for microcontrollers, sensors, and other digital circuits.
Manufacturer
The LM2674MX-12 is a voltage regulator manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. The company is known for its innovation in analog and embedded processing products, serving various industries such as automotive, industrial, personal electronics, and communications equipment. Texas Instruments is one of the largest and most well-established companies in the semiconductor industry.
Application
The LM2674MX-12 is a step-down voltage regulator commonly used in applications requiring efficient power conversion. Key application areas include:
1. Power Supply Solutions: Used in designing efficient, compact power supplies for various electronic devices.
2. Battery-Powered Devices: Ideal for prolonging battery life in portable electronics by providing regulated output.
3. Embedded Systems: Supplies stable power to microcontrollers and other components in embedded systems.
4. Consumer Electronics: Used in devices like set-top boxes, gaming consoles, and telecom equipment for voltage regulation.
5. Industrial Automation: Provides reliable power for sensors, actuators, and control systems.
These applications benefit from the LM2674MX-12's high efficiency, compact size, and stable output characteristics.
1. Power Supply Solutions: Used in designing efficient, compact power supplies for various electronic devices.
2. Battery-Powered Devices: Ideal for prolonging battery life in portable electronics by providing regulated output.
3. Embedded Systems: Supplies stable power to microcontrollers and other components in embedded systems.
4. Consumer Electronics: Used in devices like set-top boxes, gaming consoles, and telecom equipment for voltage regulation.
5. Industrial Automation: Provides reliable power for sensors, actuators, and control systems.
These applications benefit from the LM2674MX-12's high efficiency, compact size, and stable output characteristics.
Package
The LM2674MX-12 is a step-down voltage regulator with a TO-263-5 package type, which is a surface-mount package. It is designed for efficient power management in various electronic applications, offering a fixed 12V output voltage.
