Tactile

  4. Tactile
  5. Product Details

KMR442NGLFS
Kmr40 Series
Microminiature SMT Top Actuated

Tactile KMR4 product image

Image shown represents the product series and may not indicate the actual part number

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The KMR4 series microminiature SMT top actuated switch from C&K has ultra-low current capabilities and is ideal for industrial, medical and automotive applications. It is a long-lasting switch with an excellent tactile feel, even when used in the harshest environments.

Features and Benefits

  • Ultra low current capabilities
  • Excellent tactile feel
  • Long Life version

Typical Applications

  • Industrial electronics
  • Medical equipment
  • Automotive

Specifications

  • Solderability:

    Infrared Reflow Soldering in accordance with IEC61760-1

  • Operating Temperature:

    -40°C to 85°C (125°C for gold version)

  • Electrical Life:

    between 100,000 and 300,000 cycles

  • Contact Rating:

    10mA (Gold); 50mA (Silver)

  • Contact Resistance:

    < 100 milliohms

  • Insulation Resistance:

    > 1,000 megohms

  • Dielectric Strength:

    > 250 Vrms

KMR442NGLFS

  • Most Common:

    No

  • Current Rating:

    50mA @ 32VDC

  • Circuit:

    SPST-NO

  • Mounting Type:

    Surface Mount

  • Sealing:

    Sealed - IP40

  • Illumination:

    No/None

  • Switch Function:

    Off-Mom

  • Electrical Life Cycles:

    200,000

  • Actuator Type:

    Standard

  • Actuator Height off PCB, from Pins:

    2.50mm

  • Actuator Orientation:

    Top Actuated

  • Termination Style:

    Gull Wing

  • Footprint:

    4.60mm x 2.80mm

  • Illumination Voltage (Nominal):

  • Illumination Type, Color:

  • Operating Force:

    400gf

  • Additional Features:

  • Packaging:

    Tape & Reel