Tactile

KSC421J70SHLFS
Ksc40 Series
Sealed Tact Switch for SMT

Tactile KSC4 product image

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

The KSC4 series of sealed tact switches for SMT are IP67 rated, 5.2mm high soft actuator tactile switches. They meet the size and performance requirements of products with small surface areas, but can also withstand harsh elements like vibration and shock. C&K’s KSC4 switches are perfect for industrial, consumer and automotive applications.

Features and Benefits

  • Positive adaptable tactile feeling
  • soft actuator 5,2mm high
  • IP67

Typical Applications

  • Industrial electronics
  • Consumer products
  • Automotive

Specifications

  • Electrical Life:

    between 100,000 and 5,000,000 cycles depending on model

  • Operating Temperature:

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

  • Contact Rating:

    10mA (Gold); 50mA (Silver)

  • Contact Resistance:

    < 100 milliohms

  • Insulation Resistance:

    > 10 megohms

  • Dielectric Strength:

    > 250 Vrms

  • Solderability:

    Depending on the application, this component is suited to the following methods: Terminals being silver or gold plated over a nickel barrier, the use of slightly activated flux is suitable, Soldering on double wave machine for vertical versions: soldering time < 5 sec, Cleaning according to typical washing processes, Infrared Reflow Soldering in accordance with IEC 61760-1.

KSC421J70SHLFS

  • Most Common:

    Yes

  • Current Rating:

    50mA @ 32VDC

  • Circuit:

    SPST-NO

  • Mounting Type:

    Surface Mount

  • Sealing:

    Sealed - IP67

  • Illumination:

    No/None

  • Switch Function:

    Off-Mom

  • Electrical Life Cycles:

    300,000

  • Actuator Type:

    Standard

  • Actuator Height off PCB, from Pins:

    5.20mm

  • Actuator Orientation:

    Top Actuated

  • Termination Style:

    J Lead

  • Footprint:

    6.20mm x 6.20mm

  • Illumination Voltage (Nominal):

  • Illumination Type, Color:

  • Operating Force:

    170gf

  • Additional Features:

  • Packaging:

    Tape & Reel