# EWH2GM220W20OT

**AISHI Aihua Group** · Aluminum Electrolytic Capacitors - Leaded · CP_Radial_D12.5mm_P5.00mm

EWH2GM220W20OT from AISHI Aihua Group, in a CP_Radial_D12.5mm_P5.00mm. 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 a POLARISED capacitor (Capacitors / Aluminum Electrolytic Capacitors - Leaded). Which terminal is the anode (+) is not yet recorded on this page: read it from the maker's datasheet before placing. |
| 2 | 2 | passive | Terminal 2 of a POLARISED capacitor (Capacitors / Aluminum Electrolytic Capacitors - Leaded). Which terminal is the anode (+) is not yet recorded on this page: read it from the maker's datasheet before placing. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | AISHI Aihua Group |
| Package | CP_Radial_D12.5mm_P5.00mm |
| 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 M) |  | -20 |  | 20 | % | at 20°C, 120Hz | 7 |
| Capacitance, nominal (code 220) | C |  | 22 |  | µF |  | 1 |
| Rated voltage (code 2G) |  |  | 400 |  | Vdc |  | 1 |
| Operating temperature range |  | -25 |  | 105 | °C | 160-500 Vdc | 7 |
| Dissipation factor (tanδ) | tanδ |  |  | 0.24 |  | at 20°C, 120Hz; rated voltage 350-500 Vdc | 7 |
| Endurance: capacitance change | ΔC | -20 |  | 20 | % | After 2,000 h at 105°C with DC voltage plus rated ripple current; relative to initial value | 7 |
| Endurance: dissipation factor | tanδ |  |  | 200 | % | After 2,000 h at 105°C with DC voltage plus rated ripple current; % of initial specified value | 7 |
| Shelf life: capacitance change | ΔC | -20 |  | 20 | % | After 1,000 h at 105°C without voltage applied; relative to initial value | 7 |
| Shelf life: dissipation factor | tanδ |  |  | 200 | % | After 1,000 h at 105°C without voltage applied; % of initial specified value | 7 |
| Shelf life: leakage current | I_L |  |  | 200 | % | After 1,000 h at 105°C without voltage applied; % of initial specified value | 7 |
| Flow soldering peak temperature (radial lead type) |  |  |  | 260 | °C | Flow soldering, radial lead type; maximum as printed in soldering recommendation | 5 |

## CAD (KiCad official)

- Symbol: `EWH2GM220W20OT`
- Footprint: `Capacitor_THT:CP_Radial_D12.5mm_P5.00mm`
- 3D model: CP_Radial_D12.5mm_P5.00mm (KiCad packages3D, STEP)
- 3D model files: `ewh2gm220w20ot-etched.step` / `ewh2gm220w20ot-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ewh2gm220w20ot.step` / `ewh2gm220w20ot.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [AISHI Aihua Group datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588898594917666816) (9 pp, sha256 `53d74143b46ed9a9`, 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/ewh2gm220w20ot-datasheet.pdf)