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SMD0805P100TFT

Public Made by Adom

by adom

PTTC Polytronics Tech Resettable Fuses, 0805. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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Made with kicad-footprint-generator 10.0 · KiCad file format 20260206
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docs Publish 0.1.0 · Ray 21d ago
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package.json Publish 0.1.0 · Ray 21d ago
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README.md Publish 0.1.0 · Ray 21d ago
smd0805p100tft-etched.glb Publish 0.1.0 · Ray 21d ago
smd0805p100tft-etched.step smd0805p100tft: factory component page (tier=lcsc) · Ray 21d ago
smd0805p100tft-hero.glb smd0805p100tft: hero GLB from the etched model (keeps the MPN mark) · Ray 21d ago
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smd0805p100tft.kicad_sym smd0805p100tft: KiCad Device:Fuse symbol instead of a box (two-terminal passive) · Ray 11d ago
smd0805p100tft.lbr smd0805p100tft: KiCad Device:Fuse symbol instead of a box (two-terminal passive) · Ray 11d ago
smd0805p100tft.step Publish 0.1.0 · Ray 21d ago

SMD0805P100TFT

PTTC Polytronics Tech · Resettable Fuses · 0805

SMD0805P100TFT from PTTC Polytronics Tech, 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 Terminal 1 of an unpolarised fuse; either orientation.
2 2 passive Terminal 2 of an unpolarised fuse; either orientation.

Key specifications

Parameter Value
Manufacturer PTTC Polytronics Tech
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
Minimum resistance (initial, un-soldered state) Rmin 0.06 Ω initial un-soldered state 2
Maximum resistance after trip or reflow R1max 0.21 Ω 23 ºC, one hour after tripping or reflow soldering 260 ºC for 20 sec; PWB 0.020in x 1.5oz copper traces 2
Hold current (maximum current passed without tripping) Ihold 1 A 23 ºC still air 3
Maximum fault current device can withstand without damage Imax 40 A at rated voltage (Vmax) 3
Maximum time to trip 0.3 s at fault current 8.00 A 2
Operating temperature -40 85 ºC 7
Maximum device surface temperature in tripped state 125 ºC tripped state 7
Passive aging resistance change -5 5 % +85ºC, 1000 hours; printed as ±5% typical resistance change 7
Humidity aging resistance change -5 5 % +85ºC, 85%R.H., 1000 hours; printed as ±5% typical resistance change 7
Thermal shock resistance change -30 % MIL-STD-202 Method 107G, +85ºC/-40ºC, 20 times; typical resistance change 7
Power dissipated in tripped state (typical) Pd 0.6 W tripped state, 23 ºC still air 2
Recommended hold current at ambient -40 ºC 1.35 A ambient -40 ºC 4
Recommended hold current at ambient -20 ºC 1.25 A ambient -20 ºC 4
Recommended hold current at ambient 0 ºC 1.1 A ambient 0 ºC 4
Recommended hold current at ambient 23 ºC 1 A ambient 23 ºC 4
Recommended hold current at ambient 40 ºC 0.82 A ambient 40 ºC 4
Recommended hold current at ambient 50 ºC 0.74 A ambient 50 ºC 4
Recommended hold current at ambient 60 ºC 0.65 A ambient 60 ºC 4
Recommended hold current at ambient 70 ºC 0.55 A ambient 70 ºC 4
Recommended hold current at ambient 85 ºC 0.42 A ambient 85 ºC 4

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts Copper tin Terminal Material Solder-Plated Copper (Solder Material: Matte Tin (Sn)) 8

CAD (KiCad official)

  • Symbol: SMD0805P100TFT
  • Footprint: Fuse:Fuse_0805_2012Metric
  • 3D model: 0805 (KiCad packages3D, STEP)
  • 3D model files: smd0805p100tft-etched.step / smd0805p100tft-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smd0805p100tft.step / smd0805p100tft.glb are the bare package body.

Provenance

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

  • Datasheet: PTTC Polytronics Tech datasheet (10 pp, sha256 9b0c360a32bdbfd1, 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