Change Notice CN-0050 KP Series Change to KP Series LED (RGB Models) Type of Change: Engineering Product Part Number Appearance The KP01 and KP02 Series illuminated pushbutton switches will have changes to the RGB LED specifications. This change will affect the illumination of all KP models, both standard and custom. All of the RGB KP models will have brighter, more vibrant illumination. Differences in the LED specification values are outlined on the table below. KP01 KP02 LED SPECIFICATIONS Red Green Common Anode (+) ATTENTION ELECTROSTATIC SENSITIVE DEVICES Before Change After Change RGB RGB Color Red Green Blue Red Green Blue Unit Forward Peak Current I FM 30 30 30 30 30 30 mA Continuous Forward Current IF 20 15 15 20 14 9 mA Forward Voltage VF 2.0 3.3 3.4 2.0 2.9 2.9 V Power Peak Dissipation PD 40 80 80 40 80 80 mW Reverse Peak Voltage VRM 5 5 5 5 5 5 V Dominant Wavelength λd 625 525 470 621.5 522.5 472.5 nm Current Reduction Rate Above 25°C ∆ IF 0.50 0.50 0.50 0.50 0.50 0.50 mA/°C Blue Ambient Temperature Range –25 ~ +50 –25 ~ +50 °C • Forward Voltage will be changed. Please make sure to use appropriate resistor. • Contact factory for further details. • No change to dimensions. Availability Change is estimated to be effective with May 2012 production. www.nkkswitches.com 1.877.2BUYNKK (228.9655) Engineering Department 7850 East Gelding Drive • Scottsdale, AZ 85260 Telephone 480.991.0942 • Fax 480.998.1435 12/09/11