component
YLRY12-2-4F
Public Made by Adomby adom
Shenzhen Yezhan Elec Current Sense Resistors / Shunt Resistors, 2512. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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YLRY12-2-4F
Shenzhen Yezhan Elec · Current Sense Resistors / Shunt Resistors · 2512
YLRY12-2-4F 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 | Terminal 1 of an unpolarised resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen Yezhan Elec |
| Package | 2512 |
| Category | Resistors |
| 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 |
|---|---|---|---|---|---|---|---|
| Tolerance (code F, ±1%) | -1 | 1 | % | Ordering code tolerance letter F = ±1% | 1 | ||
| Temperature coefficient (TCR) | -50 | 50 | ppm/℃ | YLRY12 standard terminal, 2~500 mΩ range | 3 | ||
| Resistance value | R | 4 | mΩ | Ordering code resistance digits 4 = 4 mΩ | 1 | ||
| Rated power | P | 2 | W | YLRY12 power code 2 (2 W), rated at P70℃ | 3 | ||
| Operating temperature range | -55 | 170 | ℃ | Operating temperature range | 3 | ||
| Temperature cycling resistance change | -0.5 | 0.5 | % | 1000 cycles (-55℃ to +150℃), JESD22 Method JA-104 | 3 | ||
| ESD resistance change | -1 | 1 | % | Direct contact ±6kV; air discharge ±12kV, ±16kV, ±25kV; AEC-Q200 REV D | 3 | ||
| High temperature exposure resistance change | -1 | 1 | % | 1000 h @ T=170℃, unpowered, MIL-STD-202 Method 108 | 3 | ||
| Moisture resistance resistance change | -1 | 1 | % | t=24 h/cycle, unpowered, MIL-STD-202 Method 106 | 3 | ||
| Biased humidity resistance change | -1 | 1 | % | 1000 h 85℃/85%RH, 10% of operating power, MIL-STD-202 Method 103 | 3 | ||
| Operational life resistance change | -1 | 1 | % | Condition D, steady state TA=70℃ at rated power, MIL-STD-202 Method 108 | 3 | ||
| Resistance to soldering heat resistance change | -0.5 | 0.5 | % | 260℃±5℃, 10 s±1 s, MIL-STD-202 Method 210 | 3 | ||
| Short time overload resistance change | -1 | 1 | % | 5×rated power for 5 s, MIL-STD-202 Method 201 | 3 | ||
| Shock resistance change | -1 | 1 | % | 100 g, 6 ms, ±X, ±Y, ±Z, 3 times each orientation, MIL-STD-202 Method 213 | 3 | ||
| Vibration resistance change | -1 | 1 | % | 5 g's, 20 min, 12 cycles each of 3 orientations, 10-2000 Hz, MIL-STD-202 Method 204 | 3 |
CAD (KiCad official)
- Symbol:
YLRY12-2-4F - Footprint:
Resistor_SMD:R_2512_6332Metric - 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files:
ylry12-2-4f-etched.step/ylry12-2-4f-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ylry12-2-4f.step/ylry12-2-4f.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shenzhen Yezhan Elec datasheet (7 pp, sha256
25c896c0861e1c44, 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, primarytwo-terminal convention(convention), consensusoff(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).