意法半导体的单片式降压开关稳压器提供了高达55 V的输入电压能力和高达4 A的输出电流，并且具有开关频率高的特点。 它们为驱动高亮度LED提供了简单、高效且经济的解决方案。 它还具有专用调光电路。
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Watch the ALED1262ZT video, an automotive-grade 12-Channel LED Driver for advanced rear lighting solutions
LED5000 - 宽范围亮度控制与高设计灵活性
LED5000为单片式降压开关调节器，专为驱动长线LED设计，输入电压范围为5.5到48 V，输出电流最大3A，反馈电压极低（200 mV)。
它内嵌有高性能PWM电路用以调节LED亮度。具有最高的设计灵活性，可实现降压-升压（正或负）或浮动升压等其它拓扑
主要优势
• 高精度调光能力
• 高设计灵活性
主要用途
• 汽车LED照明
• 建筑照明
• 替换卤素灯泡
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L5983
Up to 1.5 A step down switching regulator
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L5973AD
Up to 1.5 A step down switching regulator
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L5985
Up to 2 A step down switching regulator
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L5980
Up to 0.7 A step down switching regulator
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L5981
Up to 1 A step down switching regulator
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A5975D
Up to 3 A step down switching regulator for automotive applications
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A5975AD
Up to 2.5 A step-down switching regulator for automotive applications
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L5973D
Up to 2 A step down switching regulator
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L5972D
Up to 1.5 A step down switching regulator
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L7981
3 A step-down switching regulator
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L7980
2 A step-down switching regulator
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LED2000
3 A monolithic step-down current source with synchronous rectification
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L5986
2.5 A step-down switching regulator
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L5987
3 A step-down switching regulator
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L5970AD
Up to 1 A step down switching regulator
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L5988D
4 A continuous (more than 5 A pulsed) step-down switching regulator with synchronous rectification
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LED5000
3 A monolithic step-down current source with dimming capability
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LED2001
4 A monolithic step-down current source with synchronous rectification
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ST1CC40
3 A monolithic step-down current source with synchronous rectification
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L7986TA
3A step-down switching regulator
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LED6000
3 A, 61 V monolithic current source with dimming capability
