Product Details Portlet

B3FS Tactile Switch (SMT)

6 × 6-mm Surface-mounting Switches for High-density Mounting. Available on Embossed Tape

  • Provide a sharp click and high durability.
  • Tape packing style also available.
  • B32-series Key Tops mount to models with projected plungers.
RoHS Compliant
Note: This web page provides an excerpt from a datasheet. Refer to Product Datasheet and other applicable documents for more information.
List of Models
6 × 6 mm Models
Type Contact
material
Plunger type Height Operating force (OF) Plunger
color
Bag Embossed tape
Model Minimum
packing
unit
Model Minimum
packing
unit
B3FS-1000
models
Silver
plated

(Flat type)
3.1mm 0.98 N {100 gf} Black



B3FS-1000 100 B3FS-1000P 3,000
1.47 N {150 gf} Ivory B3FS-1002 B3FS-1002P
2.55 N {260 gf} Blue B3FS-1005 B3FS-1005P

(Flat type)
4.3mm 0.98 N {100 gf} Black B3FS-1010 B3FS-1010P 1,000
1.47 N {150 gf} Ivory B3FS-1012 B3FS-1012P
2.55 N {260 gf} Blue B3FS-1015 B3FS-1015P

(Projected type)
7.3mm 0.98 N {100 gf} Black B3FS-1050 B3FS-1050P
1.47 N {150 gf} Yellow B3FS-1052 B3FS-1052P
Note: Order in multiples of the minimum order unit. Switches are not sold individually.
Ratings/Characteristics
Rating (resistive load) 1 to 50 mA, 3 to 24 VDC
Minimum applicable load
(reference value)
10 μA at 1 VDC (resistive load)
Ambient operating temperature -25°C to +70°C at 60%RH max. (with no icing or condensation)
Ambient operating humidity 35% to 85% (at +5 to +35°C)
Contact configuration SPST-NO
Contact resistance
(initial value)
100 mΩ max.
Insulation resistance 100 MΩ min. (at 100 VDC with insulation tester)
Dielectric strength
250 VAC, 50/60 Hz for 1 min
Bounce time 5 ms max.
Vibration resistance Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Shock resistance Destruction: 1,000 m/s2 {approx. 100G} max.
Malfunction: 100 m/s2 {approx. 10G} max.
Durability Standard models (OF: 0.98 N {100 gf}): 1,000,000 operations min.
High-force models (OF: 1.47 N {150 gf}): 300,000 operations min.
High-force models (OF: 2.55 N {260 gf}): 100,000 operations min.
Weight Approx. 0.2 g
Degree of protection IEC IP00
Washing Not possible

Operating Characteristics

6 × 6 mm Models
Item
Type
Operating force (OF)
Model
B3FS-1000
0.98N 1.47N 2.55 N
B3FS-10□0□ B3FS-10□2□ B3FS-10□5□
Operating force (OF) 0.98±0.29 N
{100±30 gf}
1.47±0.49 N
{150±50 gf}
2.55±0.69 N
{260±70 gf}
Releasing force (RF) 0.2 N {20 gf} min. 0.49 N {50 gf} min. 0.49 N {50 gf} min.
Pretravel (PT)
  0.25 +0.2 mm
-0.1
Dimensions
(Unit: mm)
Note: . The numbers used for terminals in the following graphics are indicated in the “Bottom View” diagram below. In this diagram, the Switch is rotated so that the terminals are on the right and left-hand sides, and the OMRON logo appears the right way up.
6 × 6 mm Models
Flat Type
B3FS-1000
B3FS-1002
B3FS-1005
B3FS-1000P
B3FS-1002P
B3FS-1005P
B3FS:Dimensions1

Flat Type
B3FS-1010
B3FS-1012
B3FS-1015
B3FS-1010P
B3FS-1012P
B3FS-1015P
B3FS:Dimensions2

Projected Type
B3FS-1050
B3FS-1052
B3FS-1050P
B3FS-1052P
B3FS:Dimensions3
Note: Unless otherwise specified, a tolerance of ± 0.4 mm applies to all dimensions. No terminal numbers are indicated on the Switches.

Key Tops

B32-series Key Tops are available for projected plungers. Refer to the Datasheet of B32 for details.

Precautions

Be sure to read the safety precautions common to all Tactile Switches for correct use.