component
MF-FSMF020X-2
Public Made by Adomby adom
BOURNS Resettable Fuses, 0603. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownMF-FSMF020X-2
BOURNS · Resettable Fuses · 0603
MF-FSMF020X-2 from BOURNS, in a 0603. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | A | passive | Terminal 1 of the PTC resettable fuse; Vmax 9 V, Ihold 0.20 A, Itrip 0.50 A, Rmin 0.550 Ω, R1max 3.500 Ω at 23 °C; device is symmetric and bidirectional. |
| 2 | B | passive | Terminal 2 of the PTC resettable fuse; Vmax 9 V, Ihold 0.20 A, Itrip 0.50 A, Rmin 0.550 Ω, R1max 3.500 Ω at 23 °C; device is symmetric and bidirectional. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BOURNS |
| Package | 0603 |
| Category | Circuit Protection |
| Pins | 2 |
CAD (KiCad official)
- Symbol:
MF-FSMF020X-2 - Footprint:
Resistor_SMD:R_0603_1608Metric - 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files:
mf-fsmf020x-2-etched.step/mf-fsmf020x-2-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mf-fsmf020x-2.step/mf-fsmf020x-2.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: BOURNS datasheet (4 pp, sha256
eafab771a0e0a9ee, retrieved 2026-09-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-sonnet-4-6(text+vision), consensusclaude-opus-4-7(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).