Linear LED Drivers | CAT3636

LED 驱动器，6 沟道

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CAT3636 是一款高能效分数型电荷泵，最多可驱动六个 LED，可通过单线数字接口进行编程。包含的 1.33x 分数型电荷泵模式与传统的 1.5x 电荷泵相比，可将器件能效提高达 10%，且无增加的外部电容器。通过恒定开关频率运行可实现低噪声输入波纹，允许使用小型外部陶瓷电容器。该多分数型电荷泵支持 2.5 V 至 5.5 V 的宽输入电压范围。EN/SET 逻辑输入作为芯片启用和“1 线”可寻址接口，用于所有 LED 的控制和电流设置。三个由两个 LED 组成的组可使用独立的 LED 电流进行配置，该电流值范围为 0.25 mA 至 32 mA。

  • LCD Display Backlight
  • Color RGB LEDs
  • Mobile Phones
  • Digital Still Cameras
  • High efficiency 1.33x charge pump
  • Quad-mode charge pump: 1x, 1.33x, 1.5x, 2x
  • Drives up to 6 LEDs at 32 mA each
  • 1-wire EZDim™ LED current programming
  • Power efficiency up to 92%
  • Low noise input ripple in all modes
  • “Zero” current shutdown mode
  • Soft start and current limiting
  • Short circuit protection
  • Thermal shutdown protection

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Reference Price

CAT3636HV3-GT2

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Obsolete

CAD Model

Pb

A

H

P

TQFN-16

510AD

1

260

REEL

2000

N

5.5

192

1

6

Price N/A

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