NCP5021 High Voltage White LED Driver with Ambient Light Sensing The NCP5021 product is a single output boost LED driver capable of driving up to 8 LEDs in series for portable backlight applications.
The built−in DC/DC converter is based on a high efficient PWM boost structure with 32 V output voltage span.
It provides a peak 90% efficiency together with a 1% I−LED current tolerance.
Features • 2.
7 to 5.
5 V Input Voltage Range • 90% Peak efficiency with 4.
7 mH / 150 mW Inductor • Gradual Dimming Built−in (Automatic Fade In/Fade Out Effect) • Integrated Ambient Light Sensing Automatically Adjusts the LCD Backlight Contrast • Built−in Zero Current Load Leakage under Idle Mode • Support the Fu...

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