# T499A334K035ATE15K

**KEMET** · Tantalum Capacitors · 1206

T499A334K035ATE15K from KEMET, in a 1206. 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 | KEMET |
| Package | 1206 |
| 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 |
|---|---|---|---|---|---|---|---|
| Rated capacitance |  |  | 0.33 |  | µF |  | 5 |
| Capacitance tolerance (K = ±10%) |  | -10 |  | 10 | % | K tolerance, ±10% | 2 |
| Rated voltage |  |  |  | 35 | V | VDC at 85°C | 5 |
| Maximum power dissipation (case A 3216-18) | P max |  |  | 75 | mWatts | at 25°C with +20°C rise | 7 |
| Temperature stability, capacitance change at −55°C | ΔC/C | -10 |  | 10 | % | Temperature stability step −55°C, relative to initial limit (IL) | 3 |
| Temperature stability, capacitance change at +85°C | ΔC/C | -10 |  | 10 | % | Temperature stability step +85°C, relative to initial limit (IL) | 3 |
| Temperature stability, capacitance change at +175°C | ΔC/C | -30 |  | 30 | % | Temperature stability step +175°C, relative to initial limit (IL) | 3 |
| DC leakage | DCL |  |  | 0.5 | µA | at +25°C, Max/5 Min | 5 |
| Dissipation factor | DF |  |  | 4 | % | at +25°C, 120 Hz | 5 |
| ESR | ESR |  |  | 15000 | mΩ | at +25°C, 100 kHz | 5 |
| Maximum allowable ripple current (rms) | I(max) |  |  | 71 | mA | at +25°C, 100 kHz | 5 |
| Maximum allowable ripple current (rms) | I(max) |  |  | 64 | mA | at +85°C, 100 kHz | 5 |
| Maximum allowable ripple current (rms) | I(max) |  |  | 28 | mA | at +125°C, 100 kHz | 5 |
| Transient reverse voltage |  |  |  | 15 | % | at 25°C, % of rated voltage | 8 |
| Transient reverse voltage |  |  |  | 5 | % | at 85°C, % of rated voltage | 8 |
| Transient reverse voltage |  |  |  | 1 | % | at 125°C, % of rated voltage | 8 |
| Operating temperature |  | -55 |  | 175 | °C | Operating temperature range | 2 |
| Recommended application voltage |  |  |  | 17.5 | V | Recommended application voltage for maximum reliability, at 85°C | 7 |
| Recommended application voltage |  |  |  | 8.75 | V | Recommended application voltage for maximum reliability, at 175°C | 7 |
| Reflow temperature |  |  |  | 260 | °C | Table 1 reflow temp column, ≤ 260°C | 5 |
| Maximum storage temperature |  |  |  | 40 | °C | Recommended storage | 9 |
| Maximum storage humidity |  |  |  | 60 | % | Relative humidity, recommended storage | 9 |

## CAD (KiCad official)

- Symbol: `T499A334K035ATE15K`
- Footprint: `Capacitor_SMD:C_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `t499a334k035ate15k-etched.step` / `t499a334k035ate15k-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `t499a334k035ate15k.step` / `t499a334k035ate15k.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/8590155171104780288) (16 pp, sha256 `96865aa09d739f7e`, retrieved 2026-10-21, 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/t499a334k035ate15k-datasheet.pdf)