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Contents

README

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WW08RR002FTL

Walsin Tech Corp · Current Sense Resistors / Shunt Resistors · 0805

WW08RR002FTL from Walsin Tech Corp, 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 Terminal 1 passive One of the two external end terminations (Sn-base, lead free) of the 2 mΩ ±1% resistor, rated 1/2 W at Tamb=70°C with TCR ±70 ppm/°C and operating range -55 to +155°C.
2 Terminal 2 passive The other external end termination (Sn-base, lead free) of the resistor, interchangeable with terminal 1, with a maximum continuous working current of 7A to 15.8A for the WW08R series (RCWC = sqrt(Rated Power/Resistance)).

Key specifications

Parameter Value
Manufacturer Walsin Tech Corp
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 2 mΩ nominal, catalog attribute (LCSC C2991348) catalog
Tolerance -1 1 % catalog attribute (LCSC C2991348) catalog
Rated power 500 mW catalog attribute (LCSC C2991348) catalog
Temperature coefficient TCR -70 70 ppm/°C catalog description (LCSC C2991348) catalog

CAD (KiCad official)

  • Symbol: WW08RR002FTL
  • Footprint: Resistor_SMD:R_0805_2012Metric
  • 3D model: 0805 (KiCad packages3D, STEP)
  • 3D model files: ww08rr002ftl-etched.step / ww08rr002ftl-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ww08rr002ftl.step / ww08rr002ftl.glb are the bare package body.

Provenance

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

  • Datasheet: Walsin Tech Corp datasheet (12 pp, sha256 364d0da0ef8457f5, retrieved 2026-11-07, 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