component
04671.75NRHF
Public Made by Adomby adom
Littelfuse Disposable Fuses, 0603. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, 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
markdown04671.75NRHF
Littelfuse · Disposable Fuses · 0603
04671.75NRHF from Littelfuse, in a 0603. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1 | passive | Terminal 1 of an unpolarised fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| Package | 0603 |
| Category | Circuit Protection |
| Pins | 2 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Opening time at 100% of ampere rating | 4 | hours | at 25°C, 100% of ampere rating | 1 | |||
| Opening time at 200% of ampere rating | 5 | sec | at 25°C, 200% of ampere rating | 1 | |||
| Opening time at 300% of ampere rating | 0.2 | sec | at 25°C, 300% of ampere rating | 1 | |||
| Max voltage rating | 32 | V | 1 | ||||
| Interrupting rating | 35 | A | @32V AC/DC | 1 | |||
| Operating temperature | -55 | 90 | °C | Consult temperature re-rating curve; above 90°C contact Littelfuse | 3 | ||
| Insulation resistance (after opening) | 10000 | ohms | After opening | 3 | |||
| Reflow peak temperature limit | 260 | °C | Do not exceed 260°C | 2 | |||
| Nominal cold resistance | 0.031 | ohms | 1 | ||||
| Nominal melting I2t | I2t | 0.0903 | A2sec | 1 | |||
| Nominal voltage drop | 78.75 | mV | 1 | ||||
| Nominal power dissipation | 0.1378 | W | 1 | ||||
| Rated current (amp code 1.75) | 1.75 | A | Ampere rating for this part | 1 |
CAD (KiCad official)
- Symbol:
04671.75NRHF - Footprint:
Fuse:Fuse_0603_1608Metric - 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files:
04671-75nrhf-etched.step/04671-75nrhf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);04671-75nrhf.step/04671-75nrhf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Littelfuse datasheet (3 pp, sha256
0aa35cb97b8a93a3, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(convention), consensusoff(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).