# SDT23C12L02-ES

**ElecSuper** · ESD Protection Devices · SOT-23

SDT23C12L02-ES from ElecSuper, in a SOT-23. 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 | IO | bidirectional | Connects to an IO line; all pins are rated to withstand ±30kV ESD pulses per IEC61000-4-2. |
| 2 | IO | bidirectional | Connects to an IO line; all pins are rated to withstand ±30kV ESD pulses per IEC61000-4-2. |
| 3 | GND | power_in | Connects to GND; all pins are rated to withstand ±30kV ESD pulses per IEC61000-4-2. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | ElecSuper |
| Package | SOT-23 |
| Category | TVS/Fuse/Board Level Protection |
| Pins | 3 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Peak pulse power | Ppk |  |  | 600 | W | tp=8/20us @25℃ | 2 |
| ESD IEC61000-4-2 air discharge | VESD | -30 |  | 30 | kV | @25℃ | 2 |
| ESD IEC61000-4-2 contact discharge | VESD | -30 |  | 30 | kV | @25℃ | 2 |
| Junction temperature | TJ |  |  | 150 | ℃ |  | 2 |
| Operating temperature | TOP | -55 |  | 150 | ℃ | Over operating free-air temperature range | 2 |
| Storage temperature | TSTG | -55 |  | 150 | ℃ |  | 2 |
| Lead temperature | TL |  |  | 260 | ℃ |  | 2 |
| Rated reverse stand-off voltage | VRWM |  |  | 12 | V |  | 3 |
| Minimum breakdown voltage | VBR | 13.3 |  |  | V | IT = 1mA | 3 |
| Reverse leakage current | IR |  |  | 1 | uA | @VRWM | 3 |
| Maximum peak pulse current | IPP |  |  | 15 | A |  | 3 |
| Typical clamping voltage at I=1A | VCL |  | 16 |  | V | I=1A | 3 |
| Typical clamping voltage at I=IPP | VCL |  | 22 |  | V | I=IPP | 3 |
| Typical line capacitance | CO |  | 40 |  | pF | VIO=0V, VP-P = 30mV, f = 1MHz | 3 |

## CAD (KiCad official)

- Symbol: `SDT23C12L02-ES`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [ElecSuper datasheet](docs/sdt23c12l02-es-datasheet.pdf) (7 pp, sha256 `053e5b0aecf7b609`, retrieved 2026-11-02, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (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/sdt23c12l02-es-datasheet.pdf)