# TPPESD3V3V1BL

**TECH PUBLIC** · ESD Protection Devices · DFN1006-2

TPPESD3V3V1BL from TECH PUBLIC, in a DFN1006-2. 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 | Pin1 | passive | Terminal 1 of the bidirectional TVS diode, with a reverse working voltage of 3.3 V max and a breakdown voltage of 3.7 V min at 1 mA. |
| 2 | Pin2 | passive | Terminal 2 of the bidirectional TVS diode, with a clamping voltage of 10 V max at Ipp = 7 A (8/20 µs pulse) and a junction capacitance of 15 pF typical. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TECH PUBLIC |
| Package | DFN1006-2 |
| Category | TVS/Fuse/Board Level Protection |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `TPPESD3V3V1BL`
- Footprint: `Diode_SMD:D_SOD-882`
- 3D model: DFN1006-2 (KiCad packages3D, STEP)
- 3D model files: `tppesd3v3v1bl-etched.step` / `tppesd3v3v1bl-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tppesd3v3v1bl.step` / `tppesd3v3v1bl.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TECH PUBLIC datasheet](docs/tppesd3v3v1bl-datasheet.pdf) (4 pp, sha256 `f12d69697e983dc8`, retrieved 2026-10-21, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (vision), consensus `claude-opus-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/tppesd3v3v1bl-datasheet.pdf)