10Pcs 4 x 4 Matrix Array Membrane Switch 76.9*76.9mm Keypad Keyboard 16 Key Matrix Array Membrane Switch Microcontroller Extended Keyboard 8Pin Dupont for Arduino

8P DuPont head, with a spacing of 2.54mm, can be inserted into the row of pins to connect the circuit; Remove the white sticker on the back of the keyboard and firmly stick it to the surface of the chassis.

Suitable for external expansion of single-chip microcontrollers, which is beneficial for learning keyboard extensions outside of single-chip microcontrollers.

Category: PET silver paste printing circuit

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

Standard square resistance: 50mQ/mouth/mil

Contact resistance: 10-500Q (varies with lead length and material)

Insulation impedance: 100MQ 100V

Dielectric withstand voltage: 250VRms (50-60Hz1min)

Contact jitter time: 5ms

Operating pressure: Metal shrapnel type 220-350g

Switch stroke: metal spring type 0.6-0.8mm

Storage temperature:+15°C-35°C

Storage humidity: 70% -90%

Test temperature: -0 ° C -+60 ° C 16H

Test humidity: 70% -90%

Vibration: 20G's msx (10-200HZ, MIL-STD-202, M204, Condition B)

Line thickness: 0.13MM

Film key type within 500000 times

Package including: 10Pcs 4 x 4 16 Key Membrane Switch