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LM3445MM/NOPB
- Manufacturer's Part No.:LM3445MM/NOPB
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- Description:IC LED DRIVER OFFL DIM 10VSSOP
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- In Stock: 351756
- Available: 207824
Reference Price(In US Dollars)
| Qty | Unit Price | Ext.Price |
|---|---|---|
| 1+ | US $1.12500 | US $1.13 |
| 10+ | US $0.75000 | US $7.50 |
| 30+ | US $0.56250 | US $16.88 |
| 100+ | US $0.45000 | US $45.00 |
| 500+ | US $0.41250 | US $206.25 |
| 1000+ | US $0.37500 | US $375.00 |
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- Description
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- Shopping Guide
The LM3445MM/NOPB is a high-performance, integrated power management IC (PMIC) designed by Texas Instruments. It is primarily used for LED drivers and power management applications, particularly in automotive and industrial settings.
Key Features:
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Functionality: The LM3445 is a step-down (buck) converter that efficiently regulates voltage levels, making it suitable for driving high-brightness LEDs. It can also be used in various other applications requiring precise voltage regulation.
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Input Voltage Range: The device typically operates with an input voltage range of 4.5V to 60V, allowing it to be used in a wide variety of power supply scenarios.
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Output Current: The LM3445 can deliver a maximum output current of up to 1.5A, making it capable of driving multiple LEDs or other loads simultaneously.
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Efficiency: The IC is designed for high efficiency, often exceeding 90%, which helps in reducing heat generation and improving overall system reliability.
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Control Method: It employs a constant current control method, which ensures that the output current remains stable, even with variations in input voltage or load conditions.
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Thermal Management: The LM3445 features thermal shutdown protection, which prevents damage to the device in case of overheating. This is crucial for maintaining reliability in demanding applications.
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Package Type: The device is available in a compact, thermally enhanced HTQFP (Thin Quad Flat Pack) package, which facilitates easy integration into various circuit designs while minimizing board space.
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Additional Features: The LM3445 includes features such as soft-start functionality, which helps to limit inrush current during startup, and a fault detection mechanism that can signal when the device is operating outside of its specified parameters.
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Applications: Common applications for the LM3445 include automotive lighting, industrial lighting, and other LED-based illumination systems. Its robust design makes it suitable for use in harsh environments.
Conclusion:
The LM3445MM/NOPB from Texas Instruments is a versatile and efficient power management solution, particularly well-suited for LED driving applications. Its combination of high efficiency, wide input voltage range, and integrated protection features make it an excellent choice for designers looking to implement reliable and effective power management in their systems.
Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.
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