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ML Series
Notebook Profile 0.27 Inch Keyswitches
  • Low notebook profile, 0.272 inch (6.9mm)
    from PCB (no keycap)
  • 3mm travel
  • Long life, 20 million operations minimum
  • 12V maximum AC/DC
  • Current Rating: 100µA min., 10µA max.
  • Insulation Resistance: <100MΩ
ML Series
ML Series

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Voltage: 12 VAC/DC max.
2 VDC min.
Current: 10mA AC/DC max.
100mA DC min.
Insulation Resistance: 100MΩ at 100V
Initial Contact Resistance: 200mΩ (25mΩ typical)
Bounce Time: ≤5ms (at op. speed 0.4m/s)
Operating Temperature: -10°C to +70°C
Storage Temperature: -40°C to +70°C
Flammability Rating: UL94HB
Function: NO (normally open) contact
Case: Thermoplastic
Contacts: Silver-Gold?? (AuAg 10)
Spring: Stainless Steel
Solderability: Wave solder, 5 seconds at 500°F
Life: >20 million operations
Total Travel: 0.118" (3mm), tolerance: -0.020" (.51mm)
Pretravel: 0.059" (1.5mm), ±0.020" (.51mm)
Operating Force: 1.587 ±0.705 oz.


ML Dimensions

Inches (mm)

  Circuit Board Layout   

PCB Layout

Dimensions - Drilled Dimensions - Punched
 Force Travel Diagram
Force Travel Diagram
  Ordering Information
Part Number Description
ML1A-11NW Standard force, tactile, PCB mount
ML1A-11JW Standard force, tactile, PCB mount, integrated jumper wire