B3FS
Tactile Switch (SMT)
Surface-mounting Switches Ideal for
High-density Mounting
• Tape packing style also available
• Allows reflow soldering
• 3 actuator heights for design flexibility; Projected
plunger versions allow installation of B32-series
keytops
RoHS Compliant
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List of Models
Type
Plunger type
6 × 6 mm
B3FS-1000
models
Height
3.1 mm
(Flat type)
4.3 mm
(Flat type)
7.3 mm
Operating
force (OF)
Plunger
color
Bag
Model
Embossed taping
Quantity
per
package
100
Model
Quantity
per
package
0.98 N {100 gf} Black
B3FS-1000
B3FS-1000P 3,000
1.47 N {150 gf} Ivory
B3FS-1002
B3FS-1002P
2.55 N {260 gf} Blue
B3FS-1005
B3FS-1005P
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
0.98 N {100 gf} Black
B3FS-1050
B3FS-1050P
1.47 N {150 gf} Yellow
B3FS-1052
B3FS-1052P
(Projected type)
Note:
Order in multiples of the minimum order unit. Switches are not sold individually.
1
B3FS
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B3FS
Ratings/Characteristics
Ratings
1 to 50 mA, 5 to 24 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 form
SPST-NO
Contact resistance
100 mΩ max. (initial value) (rated: 1 mA, 5 VDC)
Insulation resistance
100 MΩ min. (at 100 VDC)
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 (0.98 N {100 gf}): 1,000,000 operations min.
High-force models (1.47 N {150 gf}): 300,000 operations min.
High-force models (2.55 N {260 gf}): 100,000 operations min.
Weight
B3FS-1000: Approx. 0.2 g
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Operating Characteristics
B3FS-1000
Item
0.98 N
1.47 N
2.55 N
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/−0.1 mm
2
B3FS
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Dimensions
Note:
B3FS
(Unit: mm)
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.
Flat Type
PCB Pad
(Top View)
(One-side PCB t= 1.6)
3 dia.
B3FS-1000
B3FS-1002
B3FS-1005
B3FS-1000P
B3FS-1002P
B3FS-1005P
2
1
4
3
(Bottom View)
Terminal Arrangement/
Internal Connection
(Top View)
6.3 4.5±0.2
3.1
6.4
9.6
3.1±0.2 2.6
4
3
2
1
5.9
8
0.7
0.7
PCB Pad
(Top View)
(One-side PCB t= 1.6)
Flat Type
B3FS-1010
B3FS-1012
B3FS-1015
B3FS-1010P
B3FS-1012P
B3FS-1015P
3 dia.
6.3 4.5±0.2
3.1
4.3
Terminal Arrangement/
Internal Connection
(Top View)
4
3
2
1
5.9
6.4
9.6
2.6
8
0.7
Projected Type
0.7
PCB Pad
(Top View)
(One-side PCB t= 1.6)
6
B3FS-1050
B3FS-1052
B3FS-1050P
B3FS-1052P
Terminal Arrangement/
Internal Connection
(Top View)
6.3 4.5±0.2
3.1
2.4±0.1
1.8
6.4
9.6
7.3
3.1
4
3
2
1
5.9
2.6
8
0.7
Note:
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0.7
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 Special Key Tops are available for projected plunger models. Refer to the Datasheet of B32 for details.
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Precautions
Be sure to read the safety precautions common to all Tactile Switches for correct use.
3
B3FS
B3FS
• Application examples provided in this document are for reference only. In actual applications, confirm equipment functions and safety before using the product.
• Consult your OMRON representative before using the product under conditions which are not described in the manual or applying the product to nuclear control systems, railroad
systems, aviation systems, vehicles, combustion systems, medical equipment, amusement machines, safety equipment, and other systems or equipment that may have a serious
influence on lives and property if used improperly. Make sure that the ratings and performance characteristics of the product provide a margin of safety for the system or
equipment, and be sure to provide the system or equipment with double safety mechanisms.
Note: Do not use this document to operate the Unit.
OMRON Corporation
ELECTRONIC AND MECHANICAL COMPONENTS COMPANY
4
Contact: www.omron.com/ecb
Cat. No. A113-E1-04
0812(0207)(O)