Flexible FPC Tactile Membrane Keypad Small Size Button

(1) Electrical Properties
1. Working voltage:≤50VDC
2. Working current:≤100mA
3. Contact resistance:0.5~100Ω
4. Insulation resistance:≥100MΩ (100VDC)
5. Substrate material withstand voltage:2kDVC
6. Rebound time:≤6ms
7. Loop resistance:≤100Ω
8. Insulation ink pressure:100VDC

(2) Mechanical properties
1. Button life:≥1 million times
2. Closed displacement:0.25~0.35mm
3. Commercial inkjet printers membrane switch health standard of force:100~300g
4. Lead wire anti-curvature:circuit won’t break with d = 10mm steel rod pressuring and rolling 80 times constantly

(3) Environmental Performance
1. Working temperature: -20 ℃ ~ + 70 ℃
2. Storage temperature: -40 ℃ ~ + 85 ℃ ;Humidity 85% ± 5%