Printed Circuit Membrane Keypad Label Sample

Components

LED, metal domes, connector and circuit

Electronic characteristics

Circuit rating

35V(DC),100mA,1 W

Contact resistance

10Ω - 500Ω(According the trace length and materials to confirm) 

Insulation resistance

>100MΩ 250V(DC)

Contact bounce

≤5ms

Dielectric withstand

250VRms(50 - 60Hz/1 min)

Life expectancy

flat type≥5 million times, tactile type:≥1 million times

Mechanical Properties

Operating pressure

flat type 57-284g (2-10 Oz),tactile type 170-397g (6-14 Oz) 

Switch stroke

flat type 0.1 - 0.5mm, tactile type 0.6 - 1.5mm

Environmental Parameters

Operating Temperature

-20°C - +80°C

Storage temperature

-40°C - +85°C

Humidity

40°C,90%-95%,240 hours

Appearance

Modern, multicolor 

Design

Small size, light weight, thin thickness

Feature

Abrasion resistant, moisture-proof, dust-proof, water-proof

Quality

100% QC and the test in making process

Life expectancy

High lifespan, different types of membrane switch is more than 1 million times. 

Operation

Easy to operate, intuitive, safe and reliable, Installation and connection convenience.