Overview
The MF-LR550 is a resettable Fuse made by Bourns with 2 pins. -40℃~+85℃ 1.4W 10.5A 100A 10V 1mm 22mΩ 37mm 5.5A 5s 7.5mm 9mΩ - Resettable Fuses ROHS.
PCBKit's library has its KiCad symbol (Device:Polyfuse, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1562164).
Symbol
Footprint
The library has no footprint for this part yet.
Parameters
12- Current - Max
- 100A
- Height
- 1mm
- Hold Current
- 5.5A
- Length
- 37mm
- Operating Temperature
- -40℃~+85℃
- Power Dissipation
- 1.4W
- Resistance - Initial (Ri) (Min)
- 9mΩ
- Resistance - Post Trip (R1) (Max)
- 22mΩ
- Time to Trip(Max)
- 5s
- Trip Current
- 10.5A
- Voltage - Max
- 10V
- Width
- 7.5mm
Order codes
1- MF-LR550LCSC C1562164
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | — | Passive |
| 2 | — | Passive |
Questions
Is there a KiCad symbol and footprint for the MF-LR550?
Yes. The symbol is Device:Polyfuse, both drawn on this page. PCBKit places them on a board for you when you design with it.
Where is the MF-LR550 datasheet?
Bourns publishes it: the Datasheet link on this page opens it.
Where can I order the MF-LR550?
JLCPCB lists it as part C1562164, with 0 in stock; the sellers' links on this page open their listings.