Overview
The X4 is a thermal Fuse made by SETsafe | SETfuse in a 插件,P=3.7mm package with 2 pins.
PCBKit's library has its KiCad symbol (Device:Fuse, from KiCad's library) and its footprint (EasyEDA_Cloud:FUSE-TH_L5.8-W2.3-P3.70-D0.5, from EasyEDA), ready for a KiCad board. 4,190 are in stock at JLCPCB (part C3032561).
Symbol
Footprint
Parameters
9- Current Rating
- 3A
- Height
- 2.3mm
- Holding Temperature
- 106℃
- Maximum Temperature Limit
- 200℃
- Operating Temperature
- 125℃
- Pitch
- 3.7mm
- Rated Functioning Temperature
- 130℃
- Voltage Rating
- 250V
- Width
- 5.8mm
Order codes
1Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | — | Passive |
| 2 | — | Passive |
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<iframe src="https://pcbkit.io/embed/parts/setsafe-setfuse/X4" title="X4 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/setsafe-setfuse/X4.jpg" alt="X4" width="1200" height="900">[](https://pcbkit.io/parts/setsafe-setfuse/X4)Questions
Is there a KiCad symbol and footprint for the X4?
Yes. The symbol is Device:Fuse and the footprint EasyEDA_Cloud:FUSE-TH_L5.8-W2.3-P3.70-D0.5, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the X4?
插件,P=3.7mm, with 2 pins. Its footprint is drawn on this page.
Where is the X4 datasheet?
SETsafe | SETfuse publishes it: the Datasheet link on this page opens it.
Where can I order the X4?
JLCPCB lists it as part C3032561, with 4,190 in stock; the sellers' links on this page open their listings.
What can replace the X4?
Parts like it in the library: the X0 by SETsafe | SETfuse, the X18 by SETsafe | SETfuse, the X2 by SETsafe | SETfuse and the X32 by SETsafe | SETfuse. Check their datasheets: a part that fits the footprint may still differ in its ratings.
