NCP5021 - High Voltage White LED Driver

ON Semiconductor

NCP5021 Datasheet Preview — Preview of NCP5021 PDF

Datasheet Details

Part number	NCP5021
Manufacturer	ON Semiconductor ↗
File Size	292.77 KB
Description	High Voltage White LED Driver
Datasheet	NCP5021_ONSemiconductor.pdf

NCP5021 Product details

Description

PIN Name Type Description 1 SCL INPUT, DIGITAL This pin carries the I2C clock to control the DC/DC converter and to set up the output current and the photo sensor.The SCL clock is associated with the SDA signal.2 SDA INPUT, DIGITAL This pin carries the data provided by the I2C protocol.The content of the SDA byte is used to program the mode of operation and to set up the output current.3 I2CADR INPUT, DIGITAL This pin is used to select the I2C address of the NCP5021: I

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 Full I2C Protocol with Address Extension.
Tight 1% I.
LED Tolerance.
Ultra Thin 0.5 mm QFN16 Package.

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Published: Aug 20, 2009 |