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  • 参考价格:RMB23.00-RMB29.40

更新日期:2024-04-01 00:04:00

产品简介:42V 1.5A 恒流降压型 LED 驱动器

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  • 参考价格:RMB23.00-RMB29.40

LM3406MH 供应商

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  • 封装/批号
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LM3406MH 中文资料属性参数

  • Efficiency:96%
  • 安装类型:表面贴装
  • 宽度:4.4mm
  • 封装类型:TSSOP EP
  • 尺寸:5 x 4.4 x 0.9mm
  • 开关调节器:
  • 引脚数目:14
  • 最低工作温度:-40 °C
  • 最大输入电压:42 V
  • 最大输出电压:7.4 V
  • 最大输出电流:1.5A
  • 最小输入电压:6 V
  • 最小输出电压:6.4 V
  • 最高工作温度:+125 °C
  • 最高开关频率:1000 kHz
  • 调节器功能:下降
  • 输出数目:1
  • 输出类型:可调整的
  • 长度:5mm
  • 高度:0.9mm

产品特性

  • LM3406HV-Q1 Automotive Grade Device AEC-Q100 Grade 1 Qualified Operating Ambient Temperature: –40°C to 125°C
  • Automotive Grade Device
  • AEC-Q100 Grade 1 Qualified
  • Operating Ambient Temperature: –40°C to 125°C
  • Integrated 2.0A MOSFET
  • VIN Range 6V to 42V (LM3406)
  • VIN Range 6V to 75V (LM3406HV)
  • VIN Range 6V to 75V (LM3406HV-Q1)
  • True Average Output Current Control
  • 1.7A Minimum Output Current Limit Over Temperature
  • Cycle-by-Cycle Current Limit
  • PWM Dimming with Dedicated Logic Input
  • PWM Dimming with Power Input Voltage
  • Simple Control Loop Compensation
  • Low Power Shutdown
  • Supports All-Ceramic Output Capacitors and Capacitor-less Outputs
  • Thermal Shutdown Protection
  • TSSOP-14 Package

产品概述

The LM3406 family are monolithic switching regulators designed to deliver constant currents to high power LEDs. Ideal for automotive, industrial, and general lighting applications, they contain a high-side N-channel MOSFET switch with a current limit of 2.0A (typical) for step-down (Buck) regulators. Controlled on-time with true average current and an external current sense resistor allow the converter output voltage to adjust as needed to deliver a constant current to series and series-parallel connected LED arrays of varying number and type. LED dimming via pulse width modulation (PWM) is achieved using a dedicated logic pin or by PWM of the power input voltage. The product feature set is rounded out with low-power shutdown and thermal shutdown protection.

LM3406MH 电路图

LM3406MH 电路图

LM3406MH 电路图

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