Linear LED Drivers | NCV7680

用于汽车 LED 后尾组合灯的 LED 驱动器

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概览

NCV7680 由八个线性可编程恒定电流源组成。该零部件适用于汽车应用中基于 LED 的后尾组合灯调节和控制。带有 NCV7680 的系统设计可实现两种亮度水平，一个用于截止，一个用于尾部照明，还可以实施可选的 PWM 控制。单独的 LED 亮度水平可轻松编程 （截止电流值、尾部占空比值），可选的外部镇流器 FET 可在需要高电流的设计上实现配电。回退功率限制降低了过电压条件下的驱动电流。这对于不使用外部 FET 的低电流应用最有用。

  • Automotive Rear Combination Lamps
  • Daytime Running Lights
  • Fog Lights
  • Center High Mounted Stop Lamps
  • Turn Signal and Other Externally Modulated Applications
  • LCD Backlighting
  • Lighting Module
  • Constant Current Outputs for LED String Drive
  • LED Drive Current up to 75mA per Channel
  • Open LED String Diagnostic with Open-Drain Output
  • Slew Rate Control
  • Low Dropout Operation
  • External Modulation Capable
  • On-chip 1 kHz Tail PWM Dimming
  • Stop Current Set Point programmability
  • Tail Dimming Set Point programmability
  • Overvoltage Set Back Power Limitation
  • Pb-Free

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LEDs in Parallel, Max #

Reference Price

NCV7680PWR2G

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Obsolete

CAD Model

Pb

A

H

P

SOIC-16 WB EP

751AG

1

260

REEL

1000

N

45

75

1

16

Price N/A

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