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Contents

README

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SF-1206F700-2

BOURNS · Disposable Fuses · 1206

SF-1206F700-2 from BOURNS, 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 Terminal 1 of an unpolarised fuse; either orientation.
2 2 passive Terminal 2 of an unpolarised fuse; either orientation.

Key specifications

Parameter Value
Manufacturer BOURNS
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
Resistance tolerance -25 25 % Printed as ±25 % in electrical characteristics footnote 1
Residual resistance after fusing 10 k ohms Measure DC resistance after fusing 1
Temperature rise 75 °C 100 % of its rated current, measure of surface temperature 1
Thermal shock resistance change (DR) DR 10 % -20 °C / +25 °C / +125 °C / +25 °C, 10 cycles 1
Resistance to solder heat change -20 20 % 260 °C ±5 °C, 10 seconds ±1 second 1
Resistance to dry heat change -20 20 % 105 °C ±5 °C, 1000 hours 1
Solderability coverage 95 % 235 °C ±5 °C, 2 ±0.5 second; 245 °C ±5 °C, 2 ±0.5 second (lead free) 1
Operating temperature -20 105 °C 1
Storage temperature 5 35 °C Storage conditions 1
Storage humidity 40 75 % Storage conditions 1
Fusing time 1 min Open within 1 min at 200 % rated current 1
Rated voltage (DC) 32 V DC rated voltage, 250 A to 700 A group 1
Rated current 7 A 1
Resistance R 7.5 mΩ Measured with less than 10 % of rated current 1
Typical I2t I2t 3.25 A2s Measured at 10x rated current 1
Breaking capacity 50 A DC 32 V 1
Soldering zone temperature 230 °C 230 °C or higher, 30 ± 10 seconds 3

CAD (KiCad official)

  • Symbol: SF-1206F700-2
  • Footprint: Fuse:Fuse_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: sf-1206f700-2-etched.step / sf-1206f700-2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sf-1206f700-2.step / sf-1206f700-2.glb are the bare package body.

Provenance

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

  • Datasheet: BOURNS datasheet (5 pp, sha256 8a477fdc7d08bcea, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal convention (convention), consensus off (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