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LM2674MX-ADJ
+BOMSwitching Voltage Regulators
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #LM2674MX-ADJ
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Có sẵn18156
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Description
The LM2674MX-ADJ is a simple switcher power regulator designed by Texas Instruments, known for its efficiency and ease of implementation in power management applications. It is a step-down (buck) DC-DC converter that provides adjustable output voltage, making it versatile for various applications. The device can deliver up to 500 mA of output current, operating with a wide input voltage range of 8V to 40V, which makes it suitable for various power supply systems.
Key features of the LM2674MX-ADJ include a high efficiency of up to 96%, a fixed switching frequency for predictable EMI performance, and an adjustable output, typically ranging from 1.21V to 37V depending on external resistors. It includes internal frequency compensation and a fixed-frequency oscillator, ensuring stability and reliability. Built-in features like thermal shutdown and current limit protection enhance its robustness. The part is typically used in applications requiring a regulated output voltage such as in telecommunications, battery-powered devices, and distributed power systems. The "MX" indicates a surface-mount package, which helps in minimizing the space on printed circuit boards.
Key features of the LM2674MX-ADJ include a high efficiency of up to 96%, a fixed switching frequency for predictable EMI performance, and an adjustable output, typically ranging from 1.21V to 37V depending on external resistors. It includes internal frequency compensation and a fixed-frequency oscillator, ensuring stability and reliability. Built-in features like thermal shutdown and current limit protection enhance its robustness. The part is typically used in applications requiring a regulated output voltage such as in telecommunications, battery-powered devices, and distributed power systems. The "MX" indicates a surface-mount package, which helps in minimizing the space on printed circuit boards.
Equivalent
The LM2674MX-ADJ is a step-down voltage regulator. Equivalent products include:
1. LM2594-ADJ
2. LM2574-ADJ
3. L78S40 (with additional external components)
4. MC34063A (with additional external components)
5. TPS5430D
These equivalents vary in specifications like current rating and efficiency, so always check the datasheets for compatibility with your specific application.
1. LM2594-ADJ
2. LM2574-ADJ
3. L78S40 (with additional external components)
4. MC34063A (with additional external components)
5. TPS5430D
These equivalents vary in specifications like current rating and efficiency, so always check the datasheets for compatibility with your specific application.
Features
The LM2674MX-ADJ is a step-down voltage regulator from Texas Instruments. It features an adjustable output voltage, allowing users to set the desired level for their specific application. Key features include:
1. Wide Input Voltage Range: Handles inputs from 8V to 40V, making it suitable for various power sources.
2. Output Current Capability: Provides up to 500 mA of output current.
3. High Efficiency: Operates with efficiencies up to 96%, reducing heat and power waste.
4. Adjustable Output: Output voltage can be set using external resistors to any value between 1.2V and 37V.
5. Fixed Frequency Operation: Operates at a 260 kHz fixed frequency, simplifying filtering.
6. Low Standby Current: Features low quiescent current, enhancing power efficiency in standby mode.
7. Minimum External Components: Requires few external components, easing the design process.
8. Thermal Shutdown: Protects the device from overheating.
9. Short-Circuit Protection: Safeguards against output short circuits.
10. SOIC-8 package: Available in a surface-mount package, facilitating compact designs.
These features make the LM2674MX-ADJ suitable for applications requiring efficient, adjustable voltage regulation in compact, power-sensitive environments.
1. Wide Input Voltage Range: Handles inputs from 8V to 40V, making it suitable for various power sources.
2. Output Current Capability: Provides up to 500 mA of output current.
3. High Efficiency: Operates with efficiencies up to 96%, reducing heat and power waste.
4. Adjustable Output: Output voltage can be set using external resistors to any value between 1.2V and 37V.
5. Fixed Frequency Operation: Operates at a 260 kHz fixed frequency, simplifying filtering.
6. Low Standby Current: Features low quiescent current, enhancing power efficiency in standby mode.
7. Minimum External Components: Requires few external components, easing the design process.
8. Thermal Shutdown: Protects the device from overheating.
9. Short-Circuit Protection: Safeguards against output short circuits.
10. SOIC-8 package: Available in a surface-mount package, facilitating compact designs.
These features make the LM2674MX-ADJ suitable for applications requiring efficient, adjustable voltage regulation in compact, power-sensitive environments.
Manufacturer
The LM2674MX-ADJ is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. Headquartered in Dallas, Texas, TI is one of the largest semiconductor companies in the world and is well-known for its extensive range of products used in electronics, including calculators, microcontrollers, and digital signal processors. The company serves various industries, including consumer electronics, automotive, industrial, and communications, providing solutions that enhance and simplify digital interactions.
Application
The LM2674MX-ADJ is a versatile step-down voltage regulator used in various applications. It is suitable for situations requiring efficient power conversion with a fixed or adjustable output. Common applications include telecommunications, battery-powered devices, automotive electronics, industrial systems, and consumer electronics. Its compact size and high efficiency make it ideal for space-constrained designs and portable gadgets. Additionally, it is used in distributed power systems and point-of-load regulation scenarios, where precise voltage regulation is crucial.
Package
The LM2674MX-ADJ is a voltage regulator from Texas Instruments, and it comes in a surface-mount package known as SOIC-8 (Small Outline Integrated Circuit with 8 pins). This package type is designed for efficient thermal performance and compactness, suitable for various electronic circuit applications.
