B3W-4155 Omron, B3W-4155 Datasheet - Page 3
![Pushbutton Switch,STRAIGHT,SPST,OFF-(ON),PC TAIL W/RETNN Terminal,PCB Hole Count:7](/photos/15/35/153559/b3w-4155byomz_sml.jpg)
B3W-4155
Manufacturer Part Number
B3W-4155
Description
Pushbutton Switch,STRAIGHT,SPST,OFF-(ON),PC TAIL W/RETNN Terminal,PCB Hole Count:7
Manufacturer
Omron
Series
B3Wr
Specifications of B3W-4155
Circuit
SPST-NO
Switch Function
Off-Mom
Contact Rating @ Voltage
0.05A @ 24VDC
Actuator Type
Plunger for Cap
Mounting Type
Through Hole
Orientation
Vertical
Outline
12.00mm x 12.00mm
Illumination
Non-Illuminated
Operating Force
350gf
Actuator
Extended
Contact Current Rating
50 mAmps to 24 Volts
Ground Terminal
Yes
Contact Form
SPST - NO
Termination Style
Solder Pin
Mounting Direction
Straight
Features
Miniature space saving switch, positive click action plus long life equal to no-contact switch
Mounting Style
Through Hole
Operating Temperature Range
- 25 C to + 70 C
Contact Rating
50 mAmps to 24 Volts
Contact Configuration
SPST-NO
Contact Voltage Dc Nom
24V
Contact Current Max
50mA
Actuation Type
Top
Switch Terminals
PCB / Push-on
Circuitry
SPST-NO
Rohs Compliant
Yes
Actuator Style
Extended Plunger
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
B3W-4155
B3W-4155BYOMZ
B3W4155
SW856
B3W-4155BYOMZ
B3W4155
SW856
Dimensions
Note: 1. Unless otherwise specified, all units are in millimeters and a tolerance of ± 0.4 mm applies to all dimensions.
6 x 6 mm Models
Flat Plunger Type
(without Ground
Terminal)
B3W-1000
B3W-1002
Projected Plunger Type
(without Ground
Terminal)
B3W-1050
B3W-1052
2. Terminal numbers are not indicated on this switch. With the switch turned over so that the logo mark “OMRON” is visible on the upper
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
part of the rear side of the switch base, the terminal on the right of the logo mark is numbered “1” and that on the bottom right is “3.”
Accordingly, two terminals on the left side are numbered “2” and “4” respectively.
6.5
6.5
±0.1
±0.1
7.3
±0.2
4.3
6.6
6.6
1.8
4.3
3.5
3.5
±0.2
±0.2
±0.2
±0.1
±0.2
Four, 1
Four, 1
4.5
4.5
±0.1
±0.1
2.4 2.4
±0.05
±0.05
6.5
7.7
6
6.5
7.7
6
±0.2
±0.2
±0.5
±0.5
dia.
±0.5
±0.5
dia.
Terminal Arrangement
/Internal Connections
(Top View)
±0.1
Terminal Arrangement
/Internal Connections
(Top View)
4
2
3.3 dia.
4
2
3.3 dia.
0.3
4.5
0.3
4.5
(1.8)
3.4
(1.8)
3.4
±0.2
±0.2
0.7
3
1
0.7
3
1
0.7
0.7
Flat Plunger Type
(with Ground
Terminal)
B3W-1100
B3W-1102
Projected Plunger Type
(with Ground
Terminal)
B3W-1150
B3W-1152
4.1
±0.1
4.1
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
PCB Mounting (Top View)
(Single-sided PCB, t=1.6)
±0.1
7.3
6.5
±0.2
6.6
4.3
±0.1
6.5
6.6
1.8
4.3
3.5
3.5
±0.2
±0.2
±0.1
±0.2
±0.1
±0.2
Tactile Switch
0.7
0.7
2.4 2.4
1.5
Five, 1
6.5
7.7
6.5
7.7
6
6
4.5
±0.2
±0.2
±0.5
±0.5
Five, 1
±0.5
±0.5
±0.1
4.5
±0.1
±0.05
1.5
±0.1
±0.05
Terminal Arrangement
/Internal Connections
(Top View)
dia.
3.3 dia.
3.3 dia.
0.3
4.5
0.3
Terminal Arrangement
/Internal Connections
(Top View)
dia.
4.5
(1.8)
(1.8)
3.4
3.4
±0.2
±0.2
4
2
4
2
B3W
0.25
5
0.25
0.7
0.7
3
1
0.7
3
1
0.7
233