LED 驱动器,增压,紧凑型,背景灯

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NCP5007 是一款基于 PFM 模式的、在电流控制环路中运行的高能效升压转换器,用于驱动白光 LED。该电流模式调节可实现 LED 的统一亮度。该芯片已经针对小型陶瓷电容器进行优化,能够提供高达 1.0 W 的输出功率。

  • LED Display Back Light Control
  • High Efficiency Step up Converter
  • Inductor Based Converter brings High Efficiency
  • Constant Output Current Regulation
  • 2.7 to 5.5 V Input Voltage Range
  • Vout to 22 V Output Compliance Allows up to 5 LEDs Drive in Series which Provides Automatic LED Current Matching
  • Built-in Over Voltage Protection
  • 0.3 µA Standby Quiescent Current
  • Includes Dimming Function (PWM)
  • Enable Function Driven Directly from Low Battery Voltage Source
  • Thermal Shutdown Protection
  • All Pins are Fully ESD Protected
  • Low EMI Radiation

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NCP5007SNT1G

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A

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P

TSOP-5 / SOT-23-5

1

260

REEL

3000

N

Step-Up

2.7

20

22

50

1200

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