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| SPECIFI | r^.lJL-I^I.MdlJ^.lJIdlll.U | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Memtron Input Components specializes in the design and manufacturing of components associated with input technologies including membrane switches, elastomeric keypads, flex circuits, and touch screens. | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| MEMBRANE SWITCHES | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Membrane Electrical Operating voltage, volts DC...........................................30* Operating current, milliamps.........................................30* Resistance with graphite, ohms..................................... 200 to 500Q (* recommended maximums into a resistive load) Operating circuit resistance for circuit boards, ohms.......................................................<100Q Operating circuit resistance for elastomer assemblies, ohms...........................................<100Q with silver shorting pads <200 to 300Q with carbon pills Contact resistance, ohms................................................<10 Circuit resistance, ohms.................................................. <100Q (Q depends on size/configuration of circuits) Contact configuration, normally Open momentary Contact............................................... SPST (DPST available non-tactile) Contact bounce, milliseconds ........................................<10 with stainless steel domes | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Membrane Mechanical Life expectancy, cycles: Tactile....................................... 2,000,000 Life expectancy, cycles: Polydome.................................. 1,000,000 Life expectancy, cycles: Non-Tactile............................... 5,000,000 Actuation force. Tactile, typical range.......................... 15 oz. +/- 3 oz. Actuation force, Non-Tactile, typical range..................9 oz. +/- 3 oz. | ||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Dielectric strength.......................................................... 1,200V per mil of U.V. curable printed dielectric Polyester.......................................................................... 2,600 to 3,100V per mil (2850 avg. per mil) Polycarbonate................................................................. 1,500 to 1,700V per mil d.eooavg. per mil) Polyester abrasion resistance ........................................slight polishing, very little scratching Polycarbonate abrasion resistance................................moderate scratching PushGate Electrical Voltage, membrane........................................................3-30 VDC or AC peak Voltage, PCB....................................................................3-50 VDC or AC peak (higher available) Current, membrane........................................................ 20mA (higher contact rating available) Current, PCB.................................................................... 50mA (higher contact rating available) Power, membrane........................................................... 0.6 watts (higher contact rating available) Power, PCB ...................................................................... 1.0 watts PCB (higher contact rating available) Switch resistance, ohms..................................................<2 Contact configuration, normally open or closed..........SPST, SPDT, DPST Capacitance between traces, membrane......................40pf max Capacitance between traces, PCB..................................25pf max PushGate Mechanical Thickness, flex................................................................. 0.086" Thickness, PCB.................................................................0.145" External magnetic field..................................................no effect Armature material..........................................................soft steel - 1008/1010 with electronickel and tin plating Life expectancy, cycles....................................................in excess of 450 million actuations Switch travel ...................................................................0.012" Contact bounce............................................................... 1ms typical PushGate Environmental Operating and storage temperature.............................-40° to 85°C Mechanical shock............................................................no closures at 100 Gs | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Esterli ne* | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Interface Technologies Group Esterline Corporation Memtron Input Components 530 North Franklin Street P.O. Box 207 Frankenmuth, Ml 48734 | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| © 2004 Esterline Corporation. All rights reserved. Trademarks and trade names are property of their respective owners. Memtron reserves the right to make changes to products and services described herein without prior notice. | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Tel: 989-652-2656 Fax: 989-652-2659 sales@memtron.com www.memtron.com | ||||||||||||||||||||||||||||||||||||||||||||||||||||