LM3405AXMK
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LM3405AXMK

  • Category:Driver chip
  • Product Name:1.6MHz, 1A constant current buck LED with internal compensation using a tiny SOT23 driver
  • Manufacturers:NSC
  • Production Batch Number:09+
  • Encapsulation:SOP
  • Stock Status:There is stock
  • Stock Quantity:92845
  • Minimum order quantity: 1
  • Details:点击查找LM3405AXMK的pdf资料
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  • Product introduction
peculiarity
  • VIN经营范围为3V至22V
  • 驱动多达5个高亮度串联LED在1A
  • 薄型SOT23 - 6封装及eMSOP8裸露DAP
  • 1.6MHz的开关频率
  • EN /启用和PWM调光的LED DIM输入
  • 300mΩNMOS switch
  • 在V 40nA的关断电流IN= 5V
  • 内部补偿电流模式控制
  • Cycle-by-cycle current limit
  • 输入电压UVLO
  • Overcurrent protection
  • Thermal shutdown

illustrate

该LM3405A是1A恒流降压LED驱动器,设计为驱动高功率LED的简单,效率高的解决方案。 随着0.205V参考电压反馈控制,尽量减少功耗,外部电阻设置电流驱动LED的各种需要。 开关频率在内部设置为1.6MHz的,允许小型表面贴装电感器和电容器使用。 该LM3405A采用电流模式控制和内部补偿的使用和可预见的,在一个广泛的操作条件,提供高性能的调节缓解。 有了一个22V最大输入电压,它可以驱动多达5个高亮度串联LED的正向电流为1A跟单,LED的正向电压约为3.7V。 其他功能还包括启用和PWM的LED,热关断,逐周期电流限制和过电流保护用户可访问的调光EN / DIM引脚。


apply

  • LED driver
  • Constant current source
  • Industrial lighting
  • LED手电筒
  • LED灯泡

andLM3405AXMKRelated ICs are:


Model Manufacturers lot number encapsulation illustrate
LM3405AXMK/NOPB NSC 10+11+   Hong Kong spot, imported original
LM3405AXMKX NSC 10+ TSOT-6 1.6MHz, 1A constant current buck LED driver
LM3405AXMKE NSC 10+ TSOT-6 1.6MHz, 1A constant current buck LED driver
LM3405AXMK NSC 09+ SOP 1.6MHz, 1A constant current buck LED with internal compensation using a tiny SOT23 driver

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