# FK20X152K502EGQ

**PSA Prosperity Dielectrics** · Safety Capacitors · 2220

FK20X152K502EGQ from PSA Prosperity Dielectrics, in a 2220. 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 capacitor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised capacitor; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | PSA Prosperity Dielectrics |
| Package | 2220 |
| Category | Capacitors |
| 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 |
|---|---|---|---|---|---|---|---|
| Capacitance tolerance (code K) |  | -10 |  | 10 | % | Code K, capacitance ≥10pF | 4 |
| Temperature coefficient (X7R) |  | -15 |  | 15 | % | -55 to 125°C, referenced to 25°C, no electrical load | 6 |
| Operating temperature |  | -55 |  | 125 | °C |  | 4 |
| Rated voltage (X1/Y2, FK series) |  |  |  | 250 | Vac | FK series X1/Y2 class, C0G/X7R | 4 |
| Dissipation factor (X7R) | tan δ |  |  | 2.5 | % | Class II (X7R); 1.0±0.2Vrms, 1.0KHz±10%, at 25°C ambient | 4 |
| Insulation resistance (X7R) | IR | 10 |  |  | GΩ | X7R; or RxC≥500Ω-F, whichever is smaller | 4 |
| Insulation resistance after endurance | IR | 1 |  |  | GΩ | After 125±3°C, 1000 h endurance test | 7 |
| Capacitance change after damp heat (X7R) |  | -15 |  | 15 | % | 40±2°C, 90~95% RH, 500 +24/-0 h, 250Vac applied | 7 |
| Dissipation factor after damp heat (X7R) | tan δ |  |  | 200 | % of initial | 40±2°C, 90~95% RH, 500 +24/-0 h, 250Vac applied | 7 |
| Capacitance change after endurance (X7R) |  | -20 |  | 20 | % | 125±3°C, 1000 +48/-0 h, X cap 1.25UR (312.5Vac); Y cap 1.70UR (425Vac) | 7 |
| Dissipation factor after endurance (X7R) | tan δ |  |  | 5 | % | 125±3°C, 1000 +48/-0 h, X cap 1.25UR (312.5Vac); Y cap 1.70UR (425Vac) | 7 |
| Capacitance change after solder heat (X7R) |  | -7.5 |  | 7.5 | % | 260±5°C solder, dip 10±1 s | 6 |
| Capacitance change after temperature cycle (X7R) |  | -7.5 |  | 7.5 | % | 5 cycles between min and max operating temperature, 30±3 min steps | 7 |
| Dissipation factor after temperature cycle (X7R) | tan δ |  |  | 150 | % of initial | 5 cycles between min and max operating temperature, 30±3 min steps | 7 |
| Capacitance change after flexure (X7R) |  | -12.5 |  | 12.5 | % | Substrate deflection 1 mm, anti-bend 3 mm | 8 |
| Nominal capacitance | C |  | 1500 |  | pF | Code 152 (1500 pF) | 5 |

## 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 | lead or cadmium. The terminations are composed of plated nickel and pure tin to feature the superior leaching resistance during | 3 |

## CAD (KiCad official)

- Symbol: `FK20X152K502EGQ`
- Footprint: `Capacitor_SMD:C_2220_5750Metric`
- 3D model: 2220 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [PSA Prosperity Dielectrics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603388143966445568) (11 pp, sha256 `5747092e4395bb94`, retrieved 2026-11-06, 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/fk20x152k502egq-datasheet.pdf)