# SENC23T48V2B

**ElecSuper** · ESD And Surge Protection (TVS/ESD) · SOT-23

SENC23T48V2B 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 I/O line that the device protects; the part is rated to withstand ±30kV ESD under IEC61000-4-2 contact and air discharge. |
| 2 | IO | bidirectional | Connects to an I/O line that the device protects; the part is rated to withstand ±30kV ESD under IEC61000-4-2 contact and air discharge. |
| 3 | GND | power_in | Connects to ground. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | ElecSuper |
| Package | SOT-23 |
| Category | Circuit 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 (tp=8/20us)@25℃ | Ppk |  |  | 1000 | W | tp=8/20us; @25℃ | 2 |
| Peak pulse current (tp=8/20us)@25℃ | IPP |  |  | 9 | A | tp=8/20us; @25℃ | 2 |
| ESD (IEC61000-4-2 air discharge) @25℃ | VESD |  |  | 30 | kV | IEC61000-4-2 air discharge; @25℃ | 2 |
| ESD (IEC61000-4-2 contact discharge) @25℃ | VESD |  |  | 30 | kV | IEC61000-4-2 contact discharge; @25℃ | 2 |
| Junction temperature | TJ |  |  | 150 | ℃ |  | 2 |
| Operating temperature | TOP | -40 |  | 125 | ℃ |  | 2 |
| Storage temperature | TSTG | -55 |  | 150 | ℃ |  | 2 |
| Lead temperature | TL |  |  | 260 | ℃ |  | 2 |
| Reverse Stand-off Voltage | VRWM |  |  | 48 | V |  | 3 |
| Reverse Breakdown Voltage | VBR | 52 |  |  | V | IT=1mA | 3 |
| Reverse Leakage Current | IR |  |  | 1 | uA | VRWM=48V | 3 |
| Clamping Voltage | VC |  | 65 | 70 | V | IPP=1A; tp=8/20us | 3 |
| Clamping Voltage | VC |  | 87 | 95 | V | IPP=9A; tp=8/20us | 3 |
| Junction Capacitance | CJ |  | 10 | 20 | pF | VR=0V; f=1MHz | 3 |

## CAD (KiCad official)

- Symbol: `SENC23T48V2B`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `senc23t48v2b-etched.step` / `senc23t48v2b-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `senc23t48v2b.step` / `senc23t48v2b.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [ElecSuper datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604442321157042176) (6 pp, sha256 `6d8d8af038d47008`, retrieved 2026-10-18, 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/senc23t48v2b-datasheet.pdf)