
Tactile Switch
B3S
Surface Mount Tactile Switch for High-
Density Packaging
? Sealed construction conforming to IP67 (IEC-60529) provides
high contact reliability in locations exposed to dust or water
(*Excluding the terminal section)
? Surface-mounting terminals for high-density mounting
? Ground terminal available to protect against static electricity
? Available in embossed taping packages for automatic insertion
? RoHS Compliant
Ordering Information
Model
Without ground terminal
With ground terminal
Bags
Embossed Tape
Bags
Embossed Tape
Switch height
4.3
Operating force
General-purpose: 160 g
(100 per bag)
B3S-1000
(1,000 per reel)
B3S-1000P
(100 per bag)
B3S-1100
(1,000 per reel)
B3S-1100P
High-force:
230 g
B3S-1002
B3S-1002P
B3S-1102
B3S-1102P
Note: Order in multiples of the quantities given for each package
Important Note: Switches cannot be water-washed.
Specifications
■ Characteristics
Contact form
Switching capacity
Contact resistance
Insulation resistance
Dielectric strength
Bounce time
Vibration resistance
Shock resistance
Ambient operating temperature
Ambient operating humidity
Service life General-purpose type
High-force type
Weight
Note: Data shown are of initial value.
■ Operating Characteristics
SPST-NO
1 to 50 mA, 5 to 24 VDC (resistive load)
100 m Ω max. (rated: 1 mA, 5 VDC)
100 M Ω min. (at 250 VDC)
500 VAC, 50/60 Hz for 1 minute
5 ms max.
Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Destruction: 1,000 m/s 2 (approx. 100 G) max.
Malfunction: 100 m/s 2 (approx. 10 G) max.
-25 ° to 70 ° C (at 60% RH max.) with no icing or condensation
35% to 85% (at 5 to 30 ° C)
500,000 operations min.
300,000 operations min.
Approx. 0.30 g
Characteristics
Operating force (OF) max.
Release force (RF) min.
Pretravel (PT)
General-purpose
160 g
20 g
0.25 + 0.2 / - 0.1 mm
High-force
230 g
50 g
Tactile Switch
B3S
249