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1. Structure:made by PCB,metal dome,LED,graphic overlayer
2. with special connector
3.The PCB thickness is 1.6 mm,goldish FR4 board
4.Finish: immersion gold, plating gold, SMOBC, HASL, OSP, and immersion tin
5. 100% test
6. High quality and good service
Operating pressure: <50VDC | |||||
Operating current: <100mA | |||||
Conact resistance: 0.5~10Ω | |||||
Insulation resistance: ≥100MΩ | |||||
Material anti-pressure: 2kDVC | |||||
Springback time: <6ms | |||||
Press lifetime: ≥one million times | |||||
Operating temperature: -15°C~+65°C | |||||
Storage temperature: -15°C~+45°C | |||||
Pressure atmosphere: 86~106KPa | |||||
Humindity:40°C, 90%-95%,240 hours |
stock PCB membrane switch keypad