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Eaton PTSA181224V110 24 V 1.1 A PTC Resettable Fuse
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pEaton PTSA181224V110 — 1.1 A, 24 V, fuse./p
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Eaton PTSA181224V110 24 V 1.1 A PTC Resettable Fuse
Built by Eaton, the PTSA181224V110 carries 1.1 A.
Technical Data
| Parameter | Rating |
|---|---|
| Parameter | Value |
| Orderable part number | PTSA181224V110 |
| Family | PTSA1812 - SMD 1812 (4532 metric) |
| Power dissipated, tripped (Pd) | 1 W typical |
| Time to trip at 8 A | 0.3 s maximum |
| Initial resistance (Ri) | 0.04 Ω |
| Post-trip resistance (R1) | 0.26 Ω maximum |
| Mounting | Surface mount |
| Operating temperature | -40°C to 85°C (with derating) |
| Moisture sensitivity level | MSL 1 (J-STD-020) |
| Qualification | AEC-Q200 |
| Data sheet | Eaton Technical Data, PTSA1812 |
| Hold current (Ihold) at 23 °C | 1.1 A |
| Trip current (Itrip) at 23 °C | 2.2 A |
| Maximum voltage (Vmax) | 24 Vdc |
| Maximum fault current (Imax) | 40 A |
Selection Notes
- Do not upsize beyond 1.1 A to stop nuisance trips — fix the cause instead.
Typical Applications
Engineers usually specify it for these duties:
- EV
- 24V
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