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Eaton PTSA181230V030 30 V 300 mA PTC Resettable Fuse
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pEaton PTSA181230V030 — 300 mA, 30 V, fuse./p
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Eaton PTSA181230V030 30 V 300 mA PTC Resettable Fuse
The PTSA181230V030 from Eaton carries 600 mA.
Technical Data
| Parameter | Rating |
|---|---|
| Parameter | Value |
| Orderable part number | PTSA181230V030 |
| Family | PTSA1812 - SMD 1812 (4532 metric) |
| Trip current (Itrip) at 23 °C | 600 mA |
| Maximum voltage (Vmax) | 30 Vdc |
| Maximum fault current (Imax) | 40 A |
| Power dissipated, tripped (Pd) | 1 W typical |
| Time to trip at 8 A | 0.15 s maximum |
| Initial resistance (Ri) | 0.2 Ω |
| Post-trip resistance (R1) | 1.75 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 | 300 mA |
Practical Notes
- Do not upsize beyond 600 mA to stop nuisance trips — fix the cause instead.
Application Scenarios
Common installation contexts include:
- EV
- 24V
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