# SRF0805P005

**prosemi** · Resettable Fuses · 0805

SRF0805P005 from prosemi, in a 0805. 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 terminal of the non-polarized 0805 PTC resettable fuse, connected in series with the protected circuit. |
| 2 | 2 | passive | Second terminal of the non-polarized 0805 PTC resettable fuse, connected in series with the protected circuit. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | prosemi |
| Package | 0805 |
| 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 |
|---|---|---|---|---|---|---|---|
| Trip current (minimum current that always trips at 25°C still air) | IT | 0.15 |  |  | A | 25°C still air; value read from the ratings row, column order inferred | 1 |
| Maximum fault current device can withstand at rated voltage | Imax |  |  | 40 | A | At rated voltage | 1 |
| Maximum continuous voltage device can withstand at rated current | Vmax |  |  | 60 | V | At rated current; part suffix /60 | 1 |
| Typical power dissipation in still air | Pdtyp |  | 0.5 |  | W | Device in still air when tripped | 1 |
| Hold current (maximum current that will not trip at 25°C still air) | IH |  | 0.05 |  | A | 25°C still air | 1 |
| Ambient operating temperature range (derating chart axis) |  | -40 |  | 85 | °C | Ambient operating temperature shown on thermal derating chart | 1 |
| Maximum ramp-up rate from Tsmax to Tp |  |  |  | 3 | °C/second | Reflow profile, lead-free | 2 |
| Pre-heat temperature Tsmin | Tsmin | 150 |  |  | °C | Reflow profile, lead-free | 2 |
| Pre-heat temperature Tsmax | Tsmax |  |  | 200 | °C | Reflow profile, lead-free | 2 |
| Pre-heat time Tsmin to Tsmax |  | 60 |  | 180 | seconds | Reflow profile, lead-free | 2 |
| Time above liquidus (TL > 217°C) | tL | 60 |  | 150 | seconds | Reflow profile, lead-free; temperature TL >217°C | 2 |
| Peak temperature | Tp |  |  | 260 | °C | Reflow profile, lead-free; measured on device surface | 2 |
| Time at peak temperature ±5°C | tp | 20 |  | 40 | seconds | Reflow profile, lead-free | 2 |
| Cooling rate from peak |  |  |  | 6 | °C/second | Reflow profile, lead-free | 2 |
| Time from 25°C to peak temperature |  |  |  | 8 | minutes | Reflow profile, lead-free | 2 |

## CAD (KiCad official)

- Symbol: `SRF0805P005`
- Footprint: `Fuse:Fuse_0805_2012Metric`
- 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files: `srf0805p005-etched.step` / `srf0805p005-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `srf0805p005.step` / `srf0805p005.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [prosemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603367203111002112) (3 pp, sha256 `13595464278d4e07`, retrieved 2026-10-17, 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/srf0805p005-datasheet.pdf)