Metal Dome Embossed PCB Membrane Switch Keypad 0.3mm

Customer needed PCB assembly membrane switch with metal dome / ZS-

79 / printing several colors on the surface overlay

Performance indicators:

1. Electronic characteristics

Circuit rating: 35V (DC), 100mA, 1W

Contact resistance: 10Ω--500Ω (According the trace length and materials to comfirm)

Insulation resistance:> 100MΩ 250V DC

Contact bounce: ≤ 5ms Dielectric withstand:250VRms (50-60Hz 1min)

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

2. Mechanical Properties Actuation force: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

3. Environmental parameters

Operating Temperature: -40 oC- +80oC , Storage temperature: -40oC - +85oC

PCB Membrane Switch Featurees:

1). Light weight

2). Small volume

3). Long service life

4). Dampproof,dustproof

5). Durable,seismic,lead wire resistance around the fracture well

6). Vacuum molding touch type key,switching type connector,set LED as a whole,convenient

installation

Advantages of PCBA

(1) Beautiful appearance,rich and bright in color

(2) Small size,light weight,good tactility

(3) Tightness is good,moisture-proof,dustproof,waterproof,anti-corrosion and erosion of

harmful gas proof

Low cost,high lifespan

Easy to operate,intuitive,safe and reliable,in-house 100% functionally tested

(4) Customized specification is available and keys can make different shapes