# T495X686M025ATE125

**KEMET** · Tantalum Capacitors · CASE-X-7343-43(mm)

T495X686M025ATE125 from KEMET, in a CASE-X-7343-43(mm). 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 | + | passive | Positive terminal (pad 1 of the CP_ footprint; symbol and 3D mark the + end). |
| 2 | - | passive | Negative terminal. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | KEMET |
| Package | CASE-X-7343-43(mm) |
| 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 |
|---|---|---|---|---|---|---|---|
| DC leakage current | DCL |  |  | 17 | µA | +25°C | 16 |
| Dissipation factor | DF |  |  | 6 | % | +25°C, 120 Hz | 16 |
| Equivalent series resistance | ESR |  |  | 125 | mΩ | 25°C, 100 kHz | 16 |
| Maximum allowable ripple current (rms) | I(max) |  |  | 1149 | mA | +25°C, 100 kHz | 16 |
| Maximum allowable ripple current (rms) | I(max) |  |  | 1034 | mA | +85°C, 100 kHz | 16 |
| Maximum allowable ripple current (rms) | I(max) |  |  | 460 | mA | +125°C, 100 kHz | 16 |
| Rated capacitance | C |  | 68 |  | µF | 120 Hz/25°C | 16 |
| Capacitance tolerance (code M) |  | -20 |  | 20 | % | Tolerance code M = ±20% | 2 |
| Rated voltage (DC, rated at 85°C) |  |  |  | 25 | V | DC at 85°C | 16 |
| Maximum power dissipation (case X 7343-43) | P max |  |  | 165 | mW | at 25°C w/+20°C rise | 19 |
| Operating temperature range |  | -55 |  | 125 | °C |  | 2 |
| Capacitance change with temperature | Δ C/C | -10 |  | 10 | % | −55°C vs +25°C initial limit | 3 |
| Capacitance change with temperature | Δ C/C | -20 |  | 20 | % | +125°C vs +25°C initial limit | 3 |
| Endurance capacitance change | Δ C/C | -10 |  | 10 | % | 85°C at rated voltage, 2,000 hours; 125°C at 2/3 rated voltage, 2,000 hours | 3 |
| Storage life capacitance change | Δ C/C | -10 |  | 10 | % | 125°C at 0 volts, 2,000 hours | 3 |
| Thermal shock capacitance change | Δ C/C | -5 |  | 5 | % | MIL-STD-202 Method 107 Condition B, −55°C to 125°C, 1,000 cycles | 3 |
| Surge voltage capacitance change | Δ C/C | -5 |  | 5 | % | 85°C, 1.32 x rated voltage, 1,000 cycles | 3 |
| Mechanical shock/vibration capacitance change | Δ C/C | -10 |  | 10 | % | MIL-STD-202 Method 213 Condition I, 100 G peak; Method 204 Condition D, 10 Hz to 2,000 Hz, 20 G peak | 3 |
| Surge voltage |  |  |  | 1.32 | x rated voltage | 85°C, 1,000 cycles | 3 |
| Surge voltage |  |  |  | 1.2 | x rated voltage | 125°C, 1,000 cycles | 3 |
| Recommended maximum application voltage |  |  |  | 50 | % of VR | −55°C to 85°C | 19 |
| Recommended maximum application voltage |  |  |  | 33 | % of VR | 85°C to 125°C | 19 |

## CAD (KiCad official)

- Symbol: `T495X686M025ATE125`
- Footprint: `Capacitor_Tantalum_SMD:CP_EIA-7343-43_Kemet-X`
- 3D model: CASE-X-7343-43(mm) (KiCad packages3D, STEP)
- 3D model files: `t495x686m025ate125-etched.step` / `t495x686m025ate125-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `t495x686m025ate125.step` / `t495x686m025ate125.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/8590232888911429632) (28 pp, sha256 `3dfd82dbdd82d432`, retrieved 2026-10-15, 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/t495x686m025ate125-datasheet.pdf)