
Overview
The B3FS-4005P is a tactile Switche made by Omron in a SMD-4P,12x12mm package with 4 pins. -25℃~+70℃ 12mm 12mm 2.55N 24V 4.3mm 50mA Black Gull Wing Round Button SPST Surface Mount,Vertical Without Bracket SMD-4P,12x12mm Tactile Switches ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:B3FS1005P, from EasyEDA) and its footprint (EasyEDA_Cloud:KEY-SMD_4P-L12.0-W12.0-P5.00-LS15.0, from EasyEDA), ready for a KiCad board. 1,243 are in stock at JLCPCB (part C2931098).
Symbol
Footprint
Parameters
13- Actuator Style
- Round Button
- Actuator/Cap Color
- Black
- Circuit
- SPST
- Contact Current
- 50mA
- Length
- 12mm
- Mounting Type
- Surface Mount,Vertical
- Operating Force
- 2.55N
- Operating Temperature
- -25℃~+70℃
- Switch Height
- 4.3mm
- Termination Style
- Gull Wing
- Voltage Rating
- 24V
- Width
- 12mm
- with Bracket
- Without Bracket
Order codes
1- B3FS-4005PLCSC C2931098
Pinout
4| Pin | Name | Type |
|---|---|---|
| 1 | 1 | Unspecified |
| 2 | 2 | Unspecified |
| 3 | 3 | Unspecified |
| 4 | 4 | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/omron/B3FS-4005P" title="B3FS-4005P in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/omron/B3FS-4005P.jpg" alt="B3FS-4005P" width="1200" height="900">[](https://pcbkit.io/parts/omron/B3FS-4005P)Questions
Is there a KiCad symbol and footprint for the B3FS-4005P?
Yes. The symbol is EasyEDA_Cloud:B3FS1005P and the footprint EasyEDA_Cloud:KEY-SMD_4P-L12.0-W12.0-P5.00-LS15.0, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the B3FS-4005P?
SMD-4P,12x12mm, with 4 pins. Its footprint is drawn on this page.
Where is the B3FS-4005P datasheet?
Omron publishes it: the Datasheet link on this page opens it.
Where can I order the B3FS-4005P?
JLCPCB lists it as part C2931098, with 1,243 in stock; the sellers' links on this page open their listings.
What can replace the B3FS-4005P?
Parts like it in the library: the TS-1103S-5026 by SOFNG, the B3FS-4052P by Omron, the B3FS-4055P by Omron and the SFS12WSSMTR LFS by C&K. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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