B3FS-4 Datasheet, PDF (1/2 Pages) Omron Electronics LLC – SMD Tactile Switch

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SMD Tactile Switch
B3FS-4
Surface-mounting Switches
with 12 x 12 mm size
• Surface-mounting device of B3F-4 series.
• Distinctive snapping action and extended mechanical/electrical
durability.
• Available in embossed taping packages for automatic mounting.
RoHS Compliant
■ Ordering Information
● List of Models
Type
Plunger type
Height
Operating force (OF)
Plunger color
Embossed taping
Model
Quantity per package
12 x 12 mm
B3FS-4002P
4.3 mm
1.47 N
Black
B3FS-4002P
1,000
Note: Order in multiples of the minimum order unit. Switches are not sold individually.
■ Specifications
● Ratings/Characteristics
Switching capacity
1 to 50 mA, 5 to 24 VDC (resistive load)
Ambient operating temperature
-25 to +70 degC at 60%RH max.
(with no icing or condensation)
Ambient operating humidity
35 to 85%RH (at +5 to +35 degC)
Contact configuration
SPST-NO
Contact resistance
100 m max. (initial value)
(rated: 1 mA, 5 VDC)
Insulation resistance
100 M (at 250 VDC)
Dielectric strength
500 VAC 50/60Hz for 1min
Vibration resistance
Malfunction: 10 to 55 Hz, 1.5-mm double
amplitude
Shock resistance
Destruction: 1,000 m/s² {approx. 100 G} max.
Malfunction: 100 m/s² {approx. 10 G} max.
Durability
3,000,000 operations min.
Weight
Approx. 1 g
● Operating Characteristics
Item
Operating force (OF)
Releasing force (RF)
Pretravel (PT)
Model
B3FS-4002P
1.470.49N {15050 gf}
0.15 N {15 gf} min.
0.250.15 mm
■ Dimensions
Note: 1. All units are in millimeters unless otherwise indicated. Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions.
2
1
Note: 2. The numbers used for terminals in the following graphics are indicated in the “Bottom View” diagram in the right. In this diagram, the Switch is ⁴
3
(BOTTOM VIEW)
rotated so that the terminals are on the right and left-hand sides, and the OMRON logo appears the right way up.
B3FS-4002P
12±0.2
ø7.1
1
PCB Pad (Example)
(TOP VIEW)
Terminal Arrangement/
Internal Connection
(Top View)
12±0.2 5±0.2
1
4
3
2.6±0.1 7.4±0.1
MAX0.4
12±0.1
16.6±0.1
2
1
4.3±0.2
0.1
15
1