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Contents

README

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SMD1210B010TF

Brightking · Resettable Fuses · 1210

SMD1210B010TF from Brightking, in a 1210. 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 the non-polarized PTC resettable fuse (Ihold 0.10 A, Itrip 0.30 A, Vmax 30 Vdc, Imax 10 A); interchangeable with terminal 2.
2 2 passive Terminal 2 of the non-polarized PTC resettable fuse (Ihold 0.10 A, Itrip 0.30 A, Vmax 30 Vdc, Imax 10 A); interchangeable with terminal 1.

Key specifications

Parameter Value
Manufacturer Brightking
Package 1210
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 (Ihold), maximum current without tripping Ihold 0.1 0.1 A 23℃ still air 1
Trip current (Itrip), minimum current at which device trips Itrip 0.3 A 23℃ still air 1
Maximum voltage (Vmax) Vmax 30 30 Vdc Maximum voltage device can withstand without damage at rated current (Imax) 1
Maximum fault current (Imax) Imax 10 10 A Maximum fault current device can withstand without damage at rated voltage (Vmax) 1
Typical power dissipated in tripped state (Pd typ.) Pd 0.6 W Tripped state at 23℃ still air 1
Maximum time to trip 1.5 Sec. Current (A) 0.50 1
Minimum resistance in initial (un-soldered) state (Rmin) Rmin 1.6 Ω Initial (un-soldered) state 1
Maximum resistance at 23℃ after tripping or reflow (R1max) R1max 15 Ω 23℃, measured one hour after tripping or reflow soldering of 260℃ for 20 sec 1
Operating / storage temperature -40 85 ℃ Operating / Storage temperature 7
Maximum device surface temperature in tripped state 125 ℃ Tripped state 7
Resistance change, passive aging -50 50 % Passive aging, +85℃, 1000 hours; typical resistance change 7
Resistance change, humidity aging -50 50 % Humidity aging, +85℃, 85% R.H., 1000 hours; typical resistance change 7
Resistance change, thermal shock -50 % MIL-STD-202 Method 107G, +85/-40℃, 20 times; typical resistance change 7
Recommended hold current at ambient 0.16 A Ambient -40℃ 4
Recommended hold current at ambient 0.14 A Ambient -20℃ 4
Recommended hold current at ambient 0.12 A Ambient 0℃ 4
Recommended hold current at ambient 0.1 A Ambient 23℃ 4
Recommended hold current at ambient 0.08 A Ambient 40℃ 4
Recommended hold current at ambient 0.07 A Ambient 50℃ 4
Recommended hold current at ambient 0.06 A Ambient 60℃ 4
Recommended hold current at ambient 0.05 A Ambient 70℃ 4

CAD (KiCad official)

  • Symbol: SMD1210B010TF
  • Footprint: Fuse:Fuse_1210_3225Metric
  • 3D model: 1210 (KiCad packages3D, STEP)
  • 3D model files: smd1210b010tf-etched.step / smd1210b010tf-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smd1210b010tf.step / smd1210b010tf.glb are the bare package body.

Provenance

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

  • Datasheet: Brightking datasheet (9 pp, sha256 02d03e61b9be4912, retrieved 2026-10-13, 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