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Rotary switch MRB

●To buy this product, please contact Sales Reps, Distributors.

Super-Miniature Rotary Switches

  • High contact reliability assured (Twin contact type)
  • Selection of various circuits is flexible.
  • Fully-sealed structure protects the contacts from environmental contamination.
  • Immersion cleaning is possible.
  • Best suited for use in dry circuit since the contacts and terminals are gold-plated.

Specifications

200mΩ 0.4VA max.(12VDC max.)
Initial contact resistance 200mΩ max. (1,5mA 200μVAC)
Dielectric strength 250VAC 1 minute
Insulation resistance 100MΩ min. (100VDC)
Electrical life 10,000 cycles
Operating force 1.96~5.88N・cm
Operating temperature range -20~+70℃
Storage temperature range -40~+85℃

List of part numbers

Part NumberCircuitSwitching functionRemarks
 ★MRB1-3-Z 1-pole 3-position ON-ON-ON The shaft fully rotates 360 degrees.
◆Switching function

PC Hole Layouts

Optional Accessories

Handling Precautions

  • Soldering Specifi cations
    ⑴Manual Soldering Device : Soldering iron 360℃, Max.; 3 seconds, Max.
    ⑵Auto Soldering Device: Jet wave type or dip type 275℃, Max.; 6 seconds, Max.
    ・Pre-heating should be done at temperatures from 80 to 120℃ and within 120 seconds
    ⑶When soldering two or more terminals to the common land, use the solder resist to solder them independently
  • Flux Cleaning
    ⑴For the solvent, use the fl uorine-based or alcohol-based solvent. Solvent: Fluorine or Alcohol type
    ⑵Do not use the ultrasonic cleaning system.
  • Mounting of Switch
    ⑴ Use the PC boards of φ1 holes.
    ⑵Do not bend the terminals before mounting the switch on the PC board.
    ⑶After mounting the switch, do not place the device in such a way that the device weight will be applied on the knob, etc. of the switch.
    ⑷Do not apply a load exceeding 29.4 N (3 kgf) to the knob.

Environmental Data

●The above contents and descriptions are subject to change without notice. 

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