W series

WHITE LED DRIVERS

White LED driver “W series”, these are driver ICs for the

purpose of activating white LEDs used for backlight

illumination in LCDs found in handheld electronic devices,

such as mobile phones and PDAs.

The “W Series” includes not only driver ICs used simply for

lighting up white LEDs, but also includes a type that can

individually activate 4 separate LEDs and a type that can

divide 6 LEDs into groups and activate them, making these

ideal products for powering handheld electronic devices.

LCD and keypad backlighting for handheld electronic

devices

 W-52, W-6137, W-6139, W-6237, W-6238,

 W-5200-5, W-5626

Environmentally friendly “RoHS compliant”

 (Lead-Free and Halogen-Free)

Low-cost

Power efficiency greater than 80 %

Small size and extremely low-profile package

 5, 6pin SOT-23, QFN

Compatible pinout with conventional white LED drivers

 LTC/SC