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B3B Mechanical Key Switch (Ultra-low Profile)
Ultra-low Profile Mechanical Key Switch
with a Thickness of Only 0.47 mm
Surface-mounting model with dimensions of 4.7 x
4.7 x 0.47 mm allows high-density mounting.
Contributes to making devices with this Mechanical
Key Switch more compact, slim, and lightweight.
Available on embossed tape that enables automat-
ic mounting.
Dust-sealed construction provides high reliability.
Available for reflow soldering.
B3B
Ordering Information
Model Number Legend:
B3B-jjjjj
1
2
3
4
5
1.
2.
3.
Size
1: 4.7 mm x 4.7 mm
Ground Terminal
0: None
Plunger
0: None
4.
5.
Operating Force (OF)
2: 1.58 N
Shipment Package
P: Embossed tape
List of Models
Item
Embossed tape packing (unit: 10,000 pcs.)
Note:
B3B-1002P
Model
The Switches are available in units of 10,000 pieces. Orders must be made in units of 10,000 pieces; no partial units can be shipped.
Specifications
Ratings/Characteristics
Switching capacity
Insulation voltage
Contact configuration
Contact material
Contact resistance
Insulation resistance
Dielectric strength
Bounce time
Vibration resistance
Shock resistance
Life expectancy
Ambient temperature
Ambient humidity
Weight
1 to 20 mA, 5 to 15 VDC, (resistive load)
30 VDC
SPST-NO
Silver plating
10
鈩?/div>
max. (initial value) (rated: 1 mA, 5 VDC)
100 M鈩?min. (at 100 VDC)
250 VAC, 50/60 Hz for 1 min
10 ms max.
Malfunction: 10 to 55 Hz, 1.5-mm double amplitude
Destruction: 735 m/s
2
min. {approx. 75G min.}
50,000 operations min.
Operating: 鈥?5擄C to 70擄C (with no icing)
Operating: 25% to 85%
Approx. 0.1 g max.
1
1
2
3
4
