component
WSL25122L000FEA
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Vishay Intertech 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.
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WSL25122L000FEA
Vishay Intertech · Current Sense Resistors/Shunt Resistors · 2512
WSL25122L000FEA from Vishay Intertech, 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 | Vishay Intertech |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating temperature range | -65 | 170 | °C | 2 | |||
| Component temperature coefficient (including terminal) | TCR | -275 | 275 | ppm/°C | TCR measured from -55 °C to +155 °C; 1 mΩ to 2.9 mΩ | 2 | |
| Element TCR | 20 | ppm/°C | Element only (resistor alloy); printed as < 20 | 2 | |||
| Rated power | 1 | W | P70 °C | 1 | |||
| Resistance value range | R | 0.0005 | 0.5 | Ω | WSL2512 at TOL ±1.0 % (F) | 1 | |
| Resistance (nominal, decoded from part number) | R | 0.002 | Ω | MPN code 2L000 = 2 mΩ | 1 | ||
| Resistance tolerance | -1 | 1 | % | TOL F = ±1.0 % | 1 | ||
| Thermal shock resistance change | -0.5 | 0.5 | % | -55 °C to +150 °C, 1000 cycles, 15 min at each extreme | 3 | ||
| Short time overload resistance change | -0.5 | 0.5 | % | Refer to link for short time overload performance and pulse capability | 3 | ||
| Low temperature operation resistance change | -0.5 | 0.5 | % | -65 °C for 24 h | 3 | ||
| High temperature exposure resistance change | -1 | 1 | % | 1000 h at +170 °C | 3 | ||
| Bias humidity resistance change | -0.5 | 0.5 | % | +85 °C, 85 % RH, 10 % bias, 1000 h | 3 | ||
| Mechanical shock resistance change | -0.5 | 0.5 | % | 100 g's for 6 ms, 5 pulses | 3 | ||
| Vibration resistance change | -0.5 | 0.5 | % | Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h | 3 | ||
| Load life resistance change | -1 | 1 | % | 1000 h at rated power, +70 °C, 1.5 h ON, 0.5 h OFF | 3 | ||
| Resistance to solder heat resistance change | -0.5 | 0.5 | % | +260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence | 3 | ||
| Moisture resistance resistance change | -0.5 | 0.5 | % | MIL-STD-202, method 106, 0 % power, 7a and 7b not required | 3 | ||
| Additive resistance change in performance tests | 0.0005 | Ω | + 0.0005 Ω added to the % limit in each performance test | 3 |
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 | (2) Packaging code: EB (lead (Pb)-free) and TB (tin / lead) are non-standard packaging codes designating 1000 piece reels. These non-standard packaging codes are identical to our standard EA (lead (Pb | 1 |
CAD (KiCad official)
- Symbol:
WSL25122L000FEA - Footprint:
Resistor_SMD:R_2512_6332Metric - 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files:
wsl25122l000fea-etched.step/wsl25122l000fea-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);wsl25122l000fea.step/wsl25122l000fea.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (4 pp, sha256
8663ce67ae007a94, retrieved 2026-10-18, tier: lcsc) - 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).
# WSL25122L000FEA
**Vishay Intertech** · Current Sense Resistors/Shunt Resistors · 2512
WSL25122L000FEA from Vishay Intertech, 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 | Vishay Intertech |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating temperature range | | -65 | | 170 | °C | | 2 |
| Component temperature coefficient (including terminal) | TCR | -275 | | 275 | ppm/°C | TCR measured from -55 °C to +155 °C; 1 mΩ to 2.9 mΩ | 2 |
| Element TCR | | | | 20 | ppm/°C | Element only (resistor alloy); printed as < 20 | 2 |
| Rated power | | | | 1 | W | P70 °C | 1 |
| Resistance value range | R | 0.0005 | | 0.5 | Ω | WSL2512 at TOL ±1.0 % (F) | 1 |
| Resistance (nominal, decoded from part number) | R | | 0.002 | | Ω | MPN code 2L000 = 2 mΩ | 1 |
| Resistance tolerance | | -1 | | 1 | % | TOL F = ±1.0 % | 1 |
| Thermal shock resistance change | | -0.5 | | 0.5 | % | -55 °C to +150 °C, 1000 cycles, 15 min at each extreme | 3 |
| Short time overload resistance change | | -0.5 | | 0.5 | % | Refer to link for short time overload performance and pulse capability | 3 |
| Low temperature operation resistance change | | -0.5 | | 0.5 | % | -65 °C for 24 h | 3 |
| High temperature exposure resistance change | | -1 | | 1 | % | 1000 h at +170 °C | 3 |
| Bias humidity resistance change | | -0.5 | | 0.5 | % | +85 °C, 85 % RH, 10 % bias, 1000 h | 3 |
| Mechanical shock resistance change | | -0.5 | | 0.5 | % | 100 g's for 6 ms, 5 pulses | 3 |
| Vibration resistance change | | -0.5 | | 0.5 | % | Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h | 3 |
| Load life resistance change | | -1 | | 1 | % | 1000 h at rated power, +70 °C, 1.5 h ON, 0.5 h OFF | 3 |
| Resistance to solder heat resistance change | | -0.5 | | 0.5 | % | +260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence | 3 |
| Moisture resistance resistance change | | -0.5 | | 0.5 | % | MIL-STD-202, method 106, 0 % power, 7a and 7b not required | 3 |
| Additive resistance change in performance tests | | | | 0.0005 | Ω | + 0.0005 Ω added to the % limit in each performance test | 3 |
## 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 | (2) Packaging code: EB (lead (Pb)-free) and TB (tin / lead) are non-standard packaging codes designating 1000 piece reels. These non-standard packaging codes are identical to our standard EA (lead (Pb | 1 |
## CAD (KiCad official)
- Symbol: `WSL25122L000FEA`
- Footprint: `Resistor_SMD:R_2512_6332Metric`
- 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files: `wsl25122l000fea-etched.step` / `wsl25122l000fea-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `wsl25122l000fea.step` / `wsl25122l000fea.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Vishay Intertech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590164811075395584) (4 pp, sha256 `8663ce67ae007a94`, retrieved 2026-10-18, 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](docs/wsl25122l000fea-datasheet.pdf)