Carlsbad, Calif. Displaytech, Ltd. offers a series of RGB LED backlights for its chip-on-glass (COG) LCDs with composite red, green, and blue LEDs. The three colors can be used individually or in combination to create violet, yellow, turquoise, and white background colors.
The RGB backlights operate at 3.2 V, drawing between 60 mA and 120 mA, which make them suitable for handheld devices. The wavelengths of the LED colors are 635 nm for red, 525 nm for green, and 470 nm for blue. Standard RGB backlights are available for graphics modules with dot matrices of 128 x 32, 128 x 64, 240 x 64, and 240 x 128. Custom designs can be tooled per customer specifications.
Pricing for a 128 x 64 backlight in combination with the Displaytech S64128COG is $10.49 for 1,000 pieces. Displaytech products are sold in the U.S. through SEAComp, Inc.
SEAComp, Inc., the US office for Displaytech Ltd., 1- 760-918-6722, www.displaytech-us.com