# CRCW04022K20FKED

**VISHAY** · Global Sourcing Parts · 0402

CRCW04022K20FKED from VISHAY, in a 0402. 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 |
| Package | 0402 |
| Category | Global Sourcing Parts |
| 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 |
|---|---|---|---|---|---|---|---|
| Resistance tolerance (code F) |  | -1 |  | 1 | % | F = ±1 %, per part-numbering table | 3 |
| Temperature coefficient (code K) | TCR | -100 |  | 100 | ppm/K | K = ±100 ppm/K; measured at (20/-55/20) °C and (20/155/20) °C | 7 |
| Rated dissipation | P70 |  |  | 0.063 | W | at 70 °C ambient; applies only if permitted film temperature not exceeded | 1 |
| Operating voltage (AC RMS/DC) | Umax |  |  | 50 | V | AC RMS / DC | 1 |
| Operating temperature range |  | -55 |  | 155 | °C |  | 1 |
| Permissible film temperature | ϑF max |  |  | 155 | °C |  | 1 |
| Max resistance change at P70, 1000 h | /ΔR/R/ |  |  | 1 | % | P70, 1000 h | 1 |
| Max resistance change at P70, 8000 h | /ΔR/R/ |  |  | 2 | % | P70, 8000 h | 1 |
| Permissible voltage against ambient (insulation) | Uins |  |  | 75 | V | 1 min | 1 |
| Endurance at 70 °C, 1000 h, stability class 1 (R change) |  | -1 |  | 1 | % | 70 °C; 1000 h; U = Umax or 2 x Umax whichever less severe; 1.5 h on, 0.5 h off; plus ±0.05 Ω as printed | 7 |
| Endurance at 70 °C, 8000 h, stability class 1 (R change) |  | -2 |  | 2 | % | 70 °C; 8000 h; plus ±0.1 Ω as printed | 7 |
| Endurance at upper category temperature, 1000 h, stability class 1 (R change) |  | -1 |  | 1 | % | 155 °C; 1000 h; plus ±0.05 Ω as printed | 7 |
| Damp heat, steady state, 56 days, stability class 1 (R change) |  | -1 |  | 1 | % | (40 ± 2) °C; 56 days; (93 ± 3) % RH; plus ±0.05 Ω as printed | 7 |
| Short time overload, 5 s, stability class 1 (R change) |  | -2 |  | 2 | % | U = 2.5 x Umax or 2 x Umax whichever less severe; 5 s; plus ±0.05 Ω as printed | 7 |

## CAD (KiCad official)

- Symbol: `CRCW04022K20FKED`
- Footprint: `Resistor_SMD:R_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `crcw04022k20fked-etched.step` / `crcw04022k20fked-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `crcw04022k20fked.step` / `crcw04022k20fked.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [VISHAY datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603038526715932672) (10 pp, sha256 `375d9b279865270b`, retrieved 2026-10-19, 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/crcw04022k20fked-datasheet.pdf)