The Optum 4x4 Matrix Array membrane keypad features a 4x4 layout for data entry in Arduino projects. It has 16 tactile keys with a travel of 0.6–1.5 mm and a lifespan of at least 1 million presses.
- Type: Membrane keypad
- Key layout: 4x4
- Keys: 16
- Operating force: 170–397 g
- Key travel: 0.6–1.5 mm
- Contact resistance: 10–500 Ω
- Insulation resistance: 100 MΩ at 100 V
- Dielectric strength: 250 VRMS (50–60 Hz, 1 minute)
- Contact bounce time: Under 5 ms
- Lifespan: At least 1 million presses
- Operating temperature: -40 to +80 °C
- Storage temperature: -40 to +80 °C
- Vibration resistance: Up to 20 G (10–200 Hz, MIL-SLD-202 M204, Condition B)
- Product Number
- HR0308
- Type
- Accessories
- Board Model
- -
- Chipset
- -
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.