Tactile Switch
Tactile Switch with Sealed Construction
for Automatic Soldering
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B3W
Available in two sizes:
6 mm square and 12 mm square
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Dome–shaped contact mechanism assures
short key stroke and a sharp click to
confirm actuation
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Ground terminal available to protect against
static electricity
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Ideal for applications such as audio, office
and communications equipment, measuring
instruments, industrial robots, VCRs, TVs,
and vending machines
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Stick packaging style available
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Sealed for CFC (Freon) cleaning
Ordering Information
Type
Standard
6x6 mm
Plunger
Flat
Switch
height x pitch
4.3 x 6.5 mm
Operating force
General-purpose: 160 g
High-force: 230 g
Projected
7.3 x 6.5 mm
General-purpose: 160 g
High-force: 230 g
Part number
Without ground terminal
Bags
Sticks*
B3W-1000
B3W-1002
B3W-1050
B3W-1052
B3W-1000S
B3W-1002S
B3W-1050S
B3W-1052S
With ground terminal
Bags
Sticks*
B3W-1100
B3W-1102
B3W-1150
B3W-1152
B3W-1100S
B3W-1102S
B3W-1150S
B3W-1152S
Standard
12x12 mm
Flat
4.3 x 6.5 mm
General-purpose: 200 g
High-force: 350 g
B3W-4000
B3W-4005
B3W-4050
B3W-4055
B3W-4000S
B3W-4005S
B3W-4050S
B3W-4055S
B3W-4100
B3W-4105
B3W-4150
B3W-4155
B3W-4100S
B3W-4105S
B3W-4150S
B3W-4155S
Projected
7.3 x 6.5 mm
General-purpose: 200 g
High-force: 350 g
* Number of switches per stick:
6 x 6 mm
Without ground terminal ... 80/stick
With ground terminal ......... 75/stick
12 x 12 mm
Without ground terminal ... 45/stick
With ground terminal ......... 40/stick
Important note:
Switches cannot be water-washed.
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B3W
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ACCESSORIES
Keycaps
Applicable type
Size
Part number
6 x 6 mm
4 x 4 mm
B32-1000
B32-1010
B32-1020
B32-1030
B32-1040
B32-1050
B32-1060
B32-1070
B32-1080
12 x 12 mm
9 x 9 mm
B32-1200
B32-1210
B32-1220
B32-1230
B32-1240
B32-1250
B32-1260
B32-1270
B32-1280
B3W
Keycap color
Light gray
Black
Orange
Yellow
Blue
Green
White
Light green
Red
12 x 12 mm
B32-1300
B32-1310
B32-1320
B32-1330
B32-1340
B32-1350
B32-1360
B32-1370
B32-1380
Note: Keycaps are available in different sizes and colors for exclusive use with the 6 x 6 mm and 12 x 12 mm projected plunger version of Model B3W.
Plunger Identification Table
Use this table to determine keyswitch type by plunger color.
Plunger color
White
White
Yellow
Yellow
Operating force
160 g
200 g
230 g
350 g
Type
B3W-1000, 1050, 1100, 1150
B3W-4000, 4050, 4100, 4150
B3W-1002, 1052, 1102, 1152
B3W-4005, 4055, 4105, 4155
Specifications
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CHARACTERISTICS
Switching capacity
Contact form
Permissible load
Contact resistance
Insulation resistance
Dielectric strength
Bounce time
Vibration
Shock
Ambient temperature
Humidity
Service life
[mechanical/electrical]
Weight
Malfunction durability
Destruction durability
Malfunction durability
Operating
50 mA 24 VDC (resistive load)
SPST-NO
1 mA 5 VDC min. (resistive load)
100 MΩ max.
100 MΩ min. (at 250 VDC)
500 VAC, 50/60 Hz for 1 minute
5 ms max.
10 to 55 Hz, 1.5 mm double amplitude
1,000 m/s
2
(approx. 100 G)
100 m/s
2
(approx. 10 G)
-25° to 70°C
35% to 85% RH
General-purpose type B3W-1III
:
1,000,000 operations min. B3W-4III
:
3,000,000 operations min.
III
III
High-load type
300,000 operations min.
1,000,000 operations min.
B3W-1I
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:
Approx. 0.30 g
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B3W-4I
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:
Approx. 1.00 g
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OPERATING CHARACTERISTICS
Part number
Characteristics
Operating force (OF) max.
Release force (RF) min.
Pretravel (PT)
B3W-1I
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General-purpose
160 g
20 g
0.25
+0.2
/
-0.1
mm
High-force
230 g
50 g
0.25
+0.2
/
-0.1
mm
B3W-4I
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General-purpose
200 g
30 g
0.3
+0.2
/
-0.1
mm
High-force
350 g
50 g
0.3
+0.2
/
-0.1
mm
178
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