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HoYH0805-3/4W-25mR-1%

Public Made by Adom

by adom

Milliohm Current Sense Resistors / Shunt Resistors, 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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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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Contents

README

markdown

HoYH0805-3/4W-25mR-1%

Milliohm · Current Sense Resistors / Shunt Resistors · 0805

HoYH0805-3 from Milliohm, 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 resistor; either orientation.
2 2 passive Terminal 2 of an unpolarised resistor; either orientation.

Key specifications

Parameter Value
Manufacturer Milliohm
Package 0805
Category Resistors
Pins 2

Electrical characteristics

Limits from the LCSC catalog entry for this part (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Resistance 25 mΩ nominal, catalog attribute (LCSC C2932834) catalog
Tolerance -1 1 % catalog attribute (LCSC C2932834) catalog
Rated power 750 mW catalog attribute (LCSC C2932834) catalog

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 tin 4.4 两端电极 Terminal electrode(4) : 锡﹑镍﹑ 铜 Sn﹑Ni﹑Cu 4.5 保护防焊层 Protective coating(5) : 防火级环氧树脂,符合 UL- 94-V0要求（绿色） 3

CAD (KiCad official)

  • Symbol: HoYH0805-3
  • Footprint: Resistor_SMD:R_0805_2012Metric
  • 3D model: 0805 (KiCad packages3D, STEP)
  • 3D model files: hoyh0805-3-etched.step / hoyh0805-3-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hoyh0805-3.step / hoyh0805-3.glb are the bare package body.

Provenance

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

  • Datasheet: Milliohm datasheet (8 pp, sha256 7874517e3cfb18a8, retrieved 2026-10-17, tier: lcsc)
  • Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
  • 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

Other parts in this family

This page is HoYH0805-3/4W-25mR-1%. These part numbers share its family name but are different parts (another package, rating or grade), each with its own page:

  • HoYH0805-3/4W-10mR-1%
  • HoYH0805-3/4W-15mR-1%
  • HoYH0805-3/4W-20mR-1%
  • HoYH0805-3/4W-50mR-1%
  • HoYH0805-3/4W-5mR-1%