component
YLR12-3-1F-W
Public Made by Adomby adom
Shenzhen Yezhan Elec Current Sense Resistors / Shunt Resistors, 2512. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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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README
markdownYLR12-3-1F-W
Shenzhen Yezhan Elec · Current Sense Resistors / Shunt Resistors · 2512
YLR12-3-1F-W from Shenzhen Yezhan Elec, in a 2512. 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 | First Ni/Sn-plated Cu terminal of the 2-terminal 2512 current-sense resistor (YLR12, 3 W at 70°C, 1 mΩ per the -3-1 ordering code, F = ±1%), non-polarized. |
| 2 | 2 | passive | Second Ni/Sn-plated Cu terminal of the 2-terminal 2512 current-sense resistor (YLR12, 3 W at 70°C, operating temperature -65°C to 170°C), non-polarized. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen Yezhan Elec |
| Package | 2512 |
| 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 | 1 | mΩ | nominal, catalog attribute (LCSC C489551) | catalog | |||
| Tolerance | -1 | 1 | % | catalog attribute (LCSC C489551) | catalog | ||
| Rated power | 3 | W | catalog attribute (LCSC C489551) | catalog | |||
| Temperature coefficient | TCR | -50 | 50 | ppm/°C | catalog description (LCSC C489551) | catalog |
CAD (KiCad official)
- Symbol:
YLR12-3-1F-W - Footprint:
Resistor_SMD:R_2512_6332Metric - 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files:
ylr12-3-1f-w-etched.step/ylr12-3-1f-w-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ylr12-3-1f-w.step/ylr12-3-1f-w.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shenzhen Yezhan Elec datasheet (11 pp, sha256
bf1e3940062c9a02, retrieved 2026-10-19, 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 0.3, primaryclaude-sonnet-5-5(vision), consensusclaude-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).