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ec94od402awebFour- and five-Wire resistive touch screens from The Bergquist Company (available at Digi-Key) are rated for up to 35 million activations. The 4-wire screens are rated for 10 million single point activations, while the 5-wire is rated to 35 million. The 5-wire utilizes glass for both X- and Y-axis measurements. Applications include handheld devices, light industrial, and home appliances. The 5-wire operates by supplying five volts to ground and toggling in both directions. The sense line, or fifth wire, is connected to the top film substrate.

Digi-Key
800-344-4539, www.digikey.com 

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