component
S1206-F-2.5A
Public Made by Adomby adom
SART Nanjing Sart Tech Disposable Fuses, 1206. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
README
markdownS1206-F-2.5A
SART Nanjing Sart Tech · Disposable Fuses · 1206
S1206-F-2.5A from SART Nanjing Sart Tech, in a 1206. 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 | Fuse terminal 1 (silver terminal plated with tin), non-polarized; rated 2.5A, 32V, with 50A at 32V DC interrupting rating. |
| 2 | 2 | passive | Fuse terminal 2 (silver terminal plated with tin), non-polarized and interchangeable with terminal 1; rated 2.5A, 32V, with typical cold DCR of 33 mΩ. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | SART Nanjing Sart Tech |
| Package | 1206 |
| 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 |
|---|---|---|---|---|---|---|---|
| Time to opening at 100% of rated current (no fusing) | 4 | hours | 100% of current rating; no fusing | 3 | |||
| Time to opening at 250% of rated current | 5 | s | 250% of current rating; applies to 1.0A~7.0A | 3 | |||
| Time to opening at 1000% of rated current | 0.1 | ms | 1000% of current rating | 3 | |||
| Voltage drop: deviation between mean value | 15 | % | 100% of current rating; IEC60127-4 | 4 | |||
| Temperature rise | ΔT | 75 | ℃ | 100% of current rating | 4 | ||
| Endurance test resistance change | /ΔR/ | 10 | % | 100 cycles of 1In for 1h ON, 15min OFF, then 1h at 125%In | 4 | ||
| High temperature operating life resistance change | /ΔR/ | 10 | % | T=70℃±2℃, 60%In, 96 hours; no fusing | 4 | ||
| Humidity (steady state) resistance change | /ΔR/ | 10 | % | T=40℃±2℃, 90%~95%RH, 1000 hours | 4 | ||
| Low temperature storage resistance change | /ΔR/ | 10 | % | T=-55℃±3℃, 96 hours | 4 | ||
| High temperature storage resistance change | /ΔR/ | 10 | % | T=125℃±2℃, 96 hours | 4 | ||
| Salt spray resistance change | /ΔR/ | 10 | % | 5% salt solution, 48 hours | 4 | ||
| Thermal shock resistance change | /ΔR/ | 10 | % | 100 cycles between -65℃/+125℃, 60 minutes each extreme | 4 | ||
| Bending test resistance change | /ΔR/ | 10 | % | Distance between holding points 90mm; bending 1mm, time 10sec | 4 | ||
| Resistance to soldering resistance change | /ΔR/ | 10 | % | 260℃±5℃, 10sec±0.5sec | 4 | ||
| Solderability wetting coverage | 95 | % | 240℃±5℃, 3sec±0.5sec | 4 | |||
| Interrupting rating | 50 | A | 32V DC; without permanent arcing, ignition and bursting of fuse link; applies to 0.5A~3.5A (2.5A row) | 1 | |||
| Rated voltage | 32 | V | DC | 1 | |||
| Rated current | 2.5 | A | 1 | ||||
| Typical cold DCR | 33 | mΩ | Measured at ≤10% rated current and 25℃ | 1 | |||
| Typical melting I2T | I2T | 0.1255 | A2s | Melting I2T at 10 times of rated current | 1 | ||
| Operating temperature | -55 | 125 | ℃ | 1 | |||
| Recommended storage ambient temperature | 5 | 30 | ℃ | Storage | 6 | ||
| Recommended storage relative humidity | 25 | 60 | %RH | Storage | 6 |
CAD (KiCad official)
- Symbol:
S1206-F-2.5A - Footprint:
Fuse:Fuse_1206_3216Metric - 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files:
s1206-f-2-5a-etched.step/s1206-f-2-5a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);s1206-f-2-5a.step/s1206-f-2-5a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SART Nanjing Sart Tech datasheet (6 pp, sha256
9ec5bccb38f91b8f, retrieved 2026-10-18, 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).