4X4 thin film matrix keyboard, single chip microcomputer external expansion and external control keyboard

Shipping List:

4X4 key module * 1pcs

Product Description:

Contact resistance is 500

Insulation resistance 100M

Critical operating force 150-200N

Rebound Time 1 (ms)

Life span 100 million (times)

Operating Temperature 60

1. Electronic Properties: Rated current:

35V (DC), 100mA, 1W

Contact resistance: 10 Ω ~500 Ω (Lead length different from the material used depending on the length of the lead)

Insulation resistance: 100M Ω 100V

Dielectric strength : 250 vrms (50-60 Hz for 1 min)

Shock Jitter: <5ms Lifetime: Tactile type: ≥1 million times

2. Mechanical properties Working Pressure:

Touch: 170~397g (6~14oz)

Switch stroke: Touch type: 0.6~1.5mm

3. Environmental Parameters

Operating temperature: -40 to +80

Storage temperature: -40 to +80

Temperature: 40,90% to 95%, 240 hours

Vibration: 20G, max (10~200Hz, Mil-SLD-202 M204. Condition B)