Overview
The R72-040 is a resettable Fuse made by TECHFUSE in a 插件,P=5.1mm package with 2 pins.
PCBKit's library has its KiCad symbol (Device:Polyfuse, from KiCad's library) and its footprint (EasyEDA_Cloud:FUSE-TH_L7.6-W3.1-P5.10-D0.6-S1.20, from EasyEDA), ready for a KiCad board. 342 are in stock at JLCPCB (part C22436027).
Symbol
Footprint
Parameters
9- Current - Max
- 40A
- Hold Current
- 400mA
- Operating Temperature
- -40℃~+85℃
- Power Dissipation
- 560mW
- Resistance - Initial (Ri) (Min)
- 400mΩ
- Resistance - Post Trip (R1) (Max)
- 1.29Ω
- Time to Trip(Max)
- 3.8s
- Trip Current
- 800mA
- Voltage - Max
- 72V
Order codes
1- R72-040LCSC C22436027
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | — | Passive |
| 2 | — | Passive |
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<iframe src="https://pcbkit.io/embed/parts/techfuse/R72-040" title="R72-040 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/techfuse/R72-040.jpg" alt="R72-040" width="1200" height="900">[](https://pcbkit.io/parts/techfuse/R72-040)Questions
Is there a KiCad symbol and footprint for the R72-040?
Yes. The symbol is Device:Polyfuse and the footprint EasyEDA_Cloud:FUSE-TH_L7.6-W3.1-P5.10-D0.6-S1.20, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the R72-040?
插件,P=5.1mm, with 2 pins. Its footprint is drawn on this page.
Where is the R72-040 datasheet?
TECHFUSE publishes it: the Datasheet link on this page opens it.
Where can I order the R72-040?
JLCPCB lists it as part C22436027, with 342 in stock; the sellers' links on this page open their listings.
What can replace the R72-040?
Parts like it in the library: the A72-040 by Shenzhen JDT Fuse and the SB60-050 by SEMBO. Check their datasheets: a part that fits the footprint may still differ in its ratings.
