component
SMD0603-025
Public Made by Adomby adom
BORN Resettable Fuses, 0603. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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SMD0603-025
BORN · Resettable Fuses · 0603
SMD0603-025 from BORN, 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 | One of two interchangeable, non-polarized terminations of the polymer PTC resettable fuse (tin-plated nickel-copper pad); the 025 series is rated I hold 0.25 A, I trip 0.55 A, Imax 35 A, Vmax 9 V or 16 V. |
| 2 | 2 | passive | The second interchangeable, non-polarized termination of the polymer PTC resettable fuse; the 025 series is rated I hold 0.25 A, I trip 0.55 A, Imax 35 A, Vmax 9 V or 16 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BORN |
| 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 |
|---|---|---|---|---|---|---|---|
| Hold current (maximum current that does not trip, 25°C still air) | I hold | 0.25 | A | 25°C still air; SMD0603-025/09N and /16N rows | 1 | ||
| Trip current (minimum current that always trips, 25°C still air) | I trip | 0.55 | A | 25°C still air | 1 | ||
| Maximum fault current device can withstand | Imax | 35 | A | at rated voltage (V max) | 1 | ||
| Device resistance prior to tripping (Ri min) | Ri min | 0.5 | Ω | at 25°C, prior to tripping | 1 | ||
| Device resistance one hour post reflow (R1max) | R1max | 3 | Ω | measured one hour post reflow | 1 | ||
| Ambient operating temperature | -40 | 85 | °C | ambient operating conditions | 1 | ||
| Maximum surface temperature in tripped state | 125 | °C | device in the tripped state | 1 | |||
| Passive aging resistance change | -5 | 5 | % | +85°C, 1000 hrs; printed as ±5% typical | 1 | ||
| Humidity aging resistance change | -5 | 5 | % | +85°C, 85% R.H., 168 hours; printed as ±5% typical | 1 | ||
| Thermal shock resistance change | -33 | 33 | % | +85°C to -40°C, 20 times; printed as ±33% typical | 1 | ||
| Power dissipation in tripped state (Pd) | Pd | 0.5 | W | tripped state, 25°C still air, at rated voltage | 1 | ||
| Typical current used for time-to-trip | 8 | A | Time To Trip test current (Typ. Current), 25°C | 1 | |||
| Time to trip | 0.08 | Sec | at Typ. Current 8.0 A, 25°C | 1 | |||
| Recommended hold current at ambient -40°C | I hold | 0.32 | A | ambient operating temperature -40°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient -20°C | I hold | 0.29 | A | ambient operating temperature -20°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient 0°C | I hold | 0.27 | A | ambient operating temperature 0°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient 25°C | I hold | 0.25 | A | ambient operating temperature 25°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient 40°C | I hold | 0.21 | A | ambient operating temperature 40°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient 50°C | I hold | 0.18 | A | ambient operating temperature 50°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient 60°C | I hold | 0.16 | A | ambient operating temperature 60°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient 70°C | I hold | 0.14 | A | ambient operating temperature 70°C, row SMD0603-025N | 2 | ||
| Recommended hold current at ambient 85°C | I hold | 0.1 | A | ambient operating temperature 85°C, row SMD0603-025N | 2 | ||
| Storage temperature | 0 | 35 | °C | storage condition 30%-60% RH | 3 | ||
| Peak reflow temperature (Tp) | Tp | 260 | ℃ | Pb-free reflow profile | 3 | ||
| Average ramp-up rate (Ts max to Tp) | 3 | ℃/second | Pb-free assembly | 3 | |||
| Ramp-down rate | 6 | ℃/second | Pb-free assembly | 3 | |||
| Time 25℃ to peak temperature | 8 | minutes | Pb-free reflow profile | 3 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | Copper | tin | Terminal pad materials：Tin-plated Nickel-Copper | 4 |
CAD (KiCad official)
- Symbol:
SMD0603-025 - Footprint:
Fuse:Fuse_0603_1608Metric - 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files:
smd0603-025-etched.step/smd0603-025-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smd0603-025.step/smd0603-025.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: BORN datasheet (5 pp, sha256
aba1db431db69e76, retrieved 2026-10-16, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-5-5(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).
# SMD0603-025
**BORN** · Resettable Fuses · 0603
SMD0603-025 from BORN, 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 | One of two interchangeable, non-polarized terminations of the polymer PTC resettable fuse (tin-plated nickel-copper pad); the 025 series is rated I hold 0.25 A, I trip 0.55 A, Imax 35 A, Vmax 9 V or 16 V. |
| 2 | 2 | passive | The second interchangeable, non-polarized termination of the polymer PTC resettable fuse; the 025 series is rated I hold 0.25 A, I trip 0.55 A, Imax 35 A, Vmax 9 V or 16 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BORN |
| 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 |
|---|---|---|---|---|---|---|---|
| Hold current (maximum current that does not trip, 25°C still air) | I hold | | | 0.25 | A | 25°C still air; SMD0603-025/09N and /16N rows | 1 |
| Trip current (minimum current that always trips, 25°C still air) | I trip | 0.55 | | | A | 25°C still air | 1 |
| Maximum fault current device can withstand | Imax | | | 35 | A | at rated voltage (V max) | 1 |
| Device resistance prior to tripping (Ri min) | Ri min | 0.5 | | | Ω | at 25°C, prior to tripping | 1 |
| Device resistance one hour post reflow (R1max) | R1max | | | 3 | Ω | measured one hour post reflow | 1 |
| Ambient operating temperature | | -40 | | 85 | °C | ambient operating conditions | 1 |
| Maximum surface temperature in tripped state | | | | 125 | °C | device in the tripped state | 1 |
| Passive aging resistance change | | -5 | | 5 | % | +85°C, 1000 hrs; printed as ±5% typical | 1 |
| Humidity aging resistance change | | -5 | | 5 | % | +85°C, 85% R.H., 168 hours; printed as ±5% typical | 1 |
| Thermal shock resistance change | | -33 | | 33 | % | +85°C to -40°C, 20 times; printed as ±33% typical | 1 |
| Power dissipation in tripped state (Pd) | Pd | | 0.5 | | W | tripped state, 25°C still air, at rated voltage | 1 |
| Typical current used for time-to-trip | | | 8 | | A | Time To Trip test current (Typ. Current), 25°C | 1 |
| Time to trip | | | 0.08 | | Sec | at Typ. Current 8.0 A, 25°C | 1 |
| Recommended hold current at ambient -40°C | I hold | | 0.32 | | A | ambient operating temperature -40°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient -20°C | I hold | | 0.29 | | A | ambient operating temperature -20°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient 0°C | I hold | | 0.27 | | A | ambient operating temperature 0°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient 25°C | I hold | | 0.25 | | A | ambient operating temperature 25°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient 40°C | I hold | | 0.21 | | A | ambient operating temperature 40°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient 50°C | I hold | | 0.18 | | A | ambient operating temperature 50°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient 60°C | I hold | | 0.16 | | A | ambient operating temperature 60°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient 70°C | I hold | | 0.14 | | A | ambient operating temperature 70°C, row SMD0603-025N | 2 |
| Recommended hold current at ambient 85°C | I hold | | 0.1 | | A | ambient operating temperature 85°C, row SMD0603-025N | 2 |
| Storage temperature | | 0 | | 35 | °C | storage condition 30%-60% RH | 3 |
| Peak reflow temperature (Tp) | Tp | | | 260 | ℃ | Pb-free reflow profile | 3 |
| Average ramp-up rate (Ts max to Tp) | | | | 3 | ℃/second | Pb-free assembly | 3 |
| Ramp-down rate | | | | 6 | ℃/second | Pb-free assembly | 3 |
| Time 25℃ to peak temperature | | | | 8 | minutes | Pb-free reflow profile | 3 |
## Materials and finish
As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | Copper | tin | Terminal pad materials：Tin-plated Nickel-Copper | 4 |
## CAD (KiCad official)
- Symbol: `SMD0603-025`
- Footprint: `Fuse:Fuse_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `smd0603-025-etched.step` / `smd0603-025-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smd0603-025.step` / `smd0603-025.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [BORN datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590168455245959168) (5 pp, sha256 `aba1db431db69e76`, retrieved 2026-10-16, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-5-5` (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).
[Datasheet PDF](docs/smd0603-025-datasheet.pdf)