TP1251

ILLUMINATED SWITCHES TP1251: ILLUMINATED PUSHBUTTON SWITCHES FEATURES • • • • • • • • Momentary switch action 12mm square Very low profile High brilliance illumination 3 LED colour options Suitable for membrane backlighting Standard 2.54mm terminal pitch High reliability due to simplified operating mechanism and low current DESCRIPTION The TP 1251 series of miniature, PCB mounted, pushbutton switches is designed for applications that demand a minimal overall height and are particularly suitable for illuminated membrane switch panels. The switches are fully backlit and are available in red, yellow and green and exhibit a high degree of brilliance due to an innovative filter and reflector construction. A simplified operating mechanism and low current requirement ensure high reliability in use. SPECIFICATIONS Electrical Rating Contact Resistance Insulation Resistance Dielectric Strength Mechanical Operating Life Operating Temperature Operating Force Electrical Performance – LED 12V DC 50mA max 100mΩ max 00MΩ min @ 100V DC 250V AC for 1 minute 1 million operations -10˚C to +60˚C 3.0N max Red Yellow Green IF 15mA 15mA 15mA VF Typical 4.1V 4.2V 4.2V Peak Reverse Voltage 6V 6V 6V Max Forward Current 20mA 20mA 20mA ORDERING INFORMATION TP Series Code 1251 R Type Number LED Colour Red LED R Y Yellow LED G Green LED Telephone 01256 467367 email sales@devlincomponents.co.uk Website www.devlincomponents.co.uk ILLUMINATED SWITCHES TP1251: ILLUMINATED PUSHBUTTON SWITCHES DIMENSIONS PCB Layout Circuit Diagram All measurements are in mm. Tolerance +/- 0.3mm unless shown. This leaflet is believed to contain the best information at time of printing, but is subject to change without notice. Devlin Electronics Limited ,Unit D1, Grafton Way, Basingstoke, Hants, RG22 6HZ, England Telephone 01256 467367 email sales@devlincomponents.co.uk Website www.devlincomponents.co.uk