component
F12T3
Public Made by Adomby adom
TLC Electronic Disposable Fuses, 1206. Pinout cross-checked by two models against the datasheet, 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
markdownF12T3
TLC Electronic · Disposable Fuses · 1206
F12T3 from TLC Electronic, 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 | One end-cap terminal of the 1206 slow blow fuse, rated 3A and 72Vdc with 50A breaking capacity at 72Vdc; terminals are interchangeable (non-polarized). |
| 2 | 2 | passive | Other end-cap terminal of the 1206 slow blow fuse, rated 3A and 72Vdc with 50A breaking capacity at 72Vdc; terminals are interchangeable (non-polarized). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TLC Electronic |
| 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 open at rated current 1.0In (no-open hold time) | 4 | hour | Rated Current 1.0In | 2 | |||
| Time to open at rated current 2.5In | 5 | sec | Rated Current 2.5In | 2 | |||
| Time to open at rated current 3.0In | 0.1 | 3 | sec | Rated Current 3.0In | 2 | ||
| Time to open at rated current 10.0In | 0.2 | 20 | ms | Rated Current 10.0In | 2 | ||
| DC breaking capacity (interrupting rating) | 50 | A | @72Vdc; DC interrupting rating measured at rated voltage, time constant < 50 microseconds, battery source | 2 | |||
| Rated voltage | 72 | V | DC | 2 | |||
| Operating temperature | -55 | 125 | ℃ | With proper correction factor applied | 6 | ||
| Infrared reflow peak temperature | 260 | ℃ | Infrared reflow; temperature 260℃ | 5 | |||
| Infrared reflow time | 30 | s | Infrared reflow; time 30 seconds maximum | 5 | |||
| Wave solder time in reservoir | 10 | s | Wave solder; time in reservoir 10 seconds maximum | 5 | |||
| Preheat and soak temperature min (Tsmin) | Tsmin | 150 | ℃ | Lead-free solder reflow profile | 5 | ||
| Preheat and soak temperature max (Tsmax) | Tsmax | 200 | ℃ | Lead-free solder reflow profile | 5 | ||
| Time Tsmin to Tsmax | tS | 60 | 120 | Seconds | Lead-free solder reflow profile, preheat and soak | 5 | |
| Average ramp up rate Tsmax to Tp | 3 | ℃ / Second | Lead-free solder reflow profile, maximum | 5 | |||
| Time at liquidous | tL | 60 | 150 | Seconds | Lead-free solder reflow profile; liquidous temperature TL 217℃ | 5 | |
| Liquidous temperature | TL | 217 | ℃ | Lead-free solder reflow profile; maximum liquidous temperature | 5 | ||
| Peak package body temperature | TP | 260 | ℃ | Lead-free solder reflow profile | 5 | ||
| Time within 5℃ of classification temperature | tP | 30 | Seconds | Within 5℃ of the specified classification temperature (TC) | 5 | ||
| Average ramp-down rate (TP to Tsmax) | 6 | ℃ / Second | Lead-free solder reflow profile, maximum | 5 | |||
| Time from 25℃ to peak temperature | 8 | Minutes | Lead-free solder reflow profile, maximum | 5 | |||
| Rated current | 3 | A | Part No. F12T3 | 2 | |||
| DC cold resistance | 47 | mOhms | Measured at <10% of rated current, ambient 25℃ | 2 | |||
| Typical voltage drop | 187 | mV | 2 | ||||
| Typical pre-arcing I2t | I2t | 1.5 | A2Sec | Measured at 10In current | 2 | ||
| Wave solder reservoir temperature | 260 | ℃ | Wave solder; reservoir temperature | 5 |
CAD (KiCad official)
- Symbol:
F12T3 - Footprint:
Fuse:Fuse_1206_3216Metric - 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files:
f12t3-etched.step/f12t3-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);f12t3.step/f12t3.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TLC Electronic datasheet (6 pp, sha256
4421e44f03777df1, retrieved 2026-10-17, 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).