component

SMD0805-020-30V

Public Made by Adom

by adom

TECHFUSE 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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SMD0805-020-30V

TECHFUSE · Resettable Fuses · 0805

SMD0805-020-30V from TECHFUSE, 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 TECHFUSE
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
Maximum operating voltage (rated voltage) Vmax 30 Vdc Maximum voltage device can withstand without damage at rated current (Imax) 2
Maximum fault current Imax 100 A Maximum fault current device can withstand without damage at rated voltage (Vmax) 2
Hold current Ihold 0.2 A Maximum current device will not trip in 25°C still air 2
Trip current Itrip 0.5 A Minimum current at which the device will always trip in 25°C still air 2
Power dissipation in tripped state Pd 0.5 W Tripped state, 25°C still air, at rated voltage 2
Time to trip 8 Sec Typical time-to-trip at 25°C 2
Minimum device resistance prior to tripping Rimin 0.02 W Minimum device resistance prior to tripping at 25°C 2
Maximum device resistance one hour post reflow R1max 0.65 W Measured one hour post reflow 2
Ambient operating temperature -40 85 °C Ambient operating conditions 2
Maximum surface temperature in tripped state 125 °C Device in the tripped state 2

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 2 = Part identification Termination Pad Characteristics Terminal pad materials： Tin-plated Nickel-Copper Terminal pad solderability： Meets EIA specification RS186-9E and ANSI/J-STD-002 Category 3. Rew 3

CAD (KiCad official)

  • Symbol: SMD0805-020-30V
  • Footprint: Fuse:Fuse_0805_2012Metric
  • 3D model: 0805 (KiCad packages3D, STEP)
  • 3D model files: smd0805-020-30v-etched.step / smd0805-020-30v-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); smd0805-020-30v.step / smd0805-020-30v.glb are the bare package body.

Provenance

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

  • Datasheet: TECHFUSE datasheet (4 pp, sha256 adb95356cbe8f48c, retrieved 2026-10-28, 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