# ESK477M025AH1EA

**KEMET** · Aluminum Electrolytic Capacitors - Leaded · CP_Radial_D10.0mm_P5.00mm

ESK477M025AH1EA from KEMET, in a CP_Radial_D10.0mm_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 | KEMET |
| Package | CP_Radial_D10.0mm_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 |  | -20 |  | 20 | % | at 120 Hz/20°C; M = ±20% per part-number table | 4 |
| Operating temperature |  | -40 |  | 85 | °C | rated voltage 6.3, 100 VDC (includes 25 VDC) | 4 |
| Recommended storage temperature |  | 5 |  | 35 | °C | suitable storage condition, less than 75% relative humidity | 5 |
| Capacitance change after load life test |  | -20 |  | 20 | % | 2,000 h at 85°C; restored to 20°C; within ±20% of initial value | 5 |
| Dissipation factor after load life test | tanδ |  |  | 200 | % | 2,000 h at 85°C; restored to 20°C; does not exceed 200% of specified value | 5 |
| Leakage current (printed floor value) | I |  |  | 3 | µA | I ≤ 0.01 CV or 3 µA, whichever is greater; C = rated capacitance (µF), V = rated voltage (VDC); voltage applied 2 minutes at 20°C | 4 |
| Impedance ratio Z(−25°C)/Z(20°C) | Z(−25°C)/Z(20°C) |  |  | 3 |  | 120 Hz; column for rated voltage 25 VDC | 4 |
| Impedance ratio Z(−40°C)/Z(20°C) | Z(−40°C)/Z(20°C) |  |  | 4 |  | 120 Hz; column for rated voltage 25 VDC | 4 |
| Maximum DC plus peak AC voltage |  |  |  | 25 | VDC | sum of DC voltage and peak AC voltage must not exceed rated voltage | 5 |
| Rated voltage |  |  | 25 |  | VDC | part-number rated voltage code 025 | 1 |

## CAD (KiCad official)

- Symbol: `ESK477M025AH1EA`
- Footprint: `Capacitor_THT:CP_Radial_D10.0mm_P5.00mm`
- 3D model: CP_Radial_D10.0mm_P5.00mm (KiCad packages3D, STEP)
- 3D model files: `esk477m025ah1ea-etched.step` / `esk477m025ah1ea-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `esk477m025ah1ea.step` / `esk477m025ah1ea.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [KEMET datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589038137095409664) (23 pp, sha256 `d1cc918600560512`, retrieved 2026-11-07, 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/esk477m025ah1ea-datasheet.pdf)