# 2R5TPE220MAFB

**PANASONIC** · Tantalum Capacitors · 1210

2R5TPE220MAFB from PANASONIC, in a 1210. 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 | PANASONIC |
| Package | 1210 |
| 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 | % | 120 Hz / +20 °C | 1 |
| Capacitance change, damp heat (this MPN's group: 2R5TPE220MAZB (MAPB, MAFB)) |  | -20 |  | 50 | % | +60 °C, 90 % to 95 %, 500 h, No-applied voltage | 1 |
| Capacitance change, endurance |  | -20 |  | 20 | % | +105 °C, 1000 h, rated voltage applied | 1 |
| Dissipation factor (tan d) change, endurance | tan d |  |  | 1.5 | times initial limit | +105 °C, 1000 h, rated voltage applied | 1 |
| Dissipation factor (tan d) change, damp heat | tan d |  |  | 1.5 | times initial limit | +60 °C, 90 % to 95 %, 500 h, No-applied voltage | 1 |
| DC leakage current, damp heat |  |  |  | 3 | times initial limit | +60 °C, 90 % to 95 %, 500 h, No-applied voltage | 1 |
| Surge voltage |  |  |  | 1.15 | × rated voltage (V.DC) | Surge voltage = Rated voltage × 1.15 | 1 |
| Category temperature range |  | -55 |  | 105 | °C |  | 1 |
| Category voltage range |  | 1.8 |  | 8 | V.DC |  | 1 |
| Rated voltage |  |  | 2.5 |  | V.DC | Decoded from MPN code 2R5; series rated voltage range 2.0 V.DC to 10 V.DC | 1 |
| Rated capacitance |  |  | 220 |  | μF | Decoded from MPN code 220; printed rated capacitance range 47 μF to 470 μF | 1 |
| Equivalent series resistance (ESR) | ESR |  | 15 |  | mΩ | Feature bullet 'Low ESR (15 mΩ)'; test frequency not printed | 1 |

## CAD (KiCad official)

- Symbol: `2R5TPE220MAFB`
- Footprint: `Capacitor_SMD:C_1210_3225Metric`
- 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files: `2r5tpe220mafb-etched.step` / `2r5tpe220mafb-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `2r5tpe220mafb.step` / `2r5tpe220mafb.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [PANASONIC datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589836450759286784) (2 pp, sha256 `753aca790d00d877`, 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/2r5tpe220mafb-datasheet.pdf)