# 8.0SMDJ13A

**Littelfuse** · TVS · DO-214AB(SMCJ)

8.0SMDJ13A from Littelfuse, in a DO-214AB(SMCJ). 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 | Cathode | passive | Cathode terminal of the unidirectional TVS (marked by color band, positive end); 8.0SMDJ13A has VR 13V, VBR 14.4-15.9V @ 10mA, max VC 21.5V @ 372.1A (10/1000µs). |
| 2 | Anode | passive | Anode terminal of the unidirectional TVS; peak pulse power 8000W at 10/1000µs, forward voltage max 5.0V at 100A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| Package | DO-214AB(SMCJ) |
| Category | TVS/Fuse/Board Level Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 14.4 |  | 15.9 | V | @ IT = 10 mA | 2 |
| Reverse Stand-off Voltage | VR |  | 13 |  | V |  | 2 |
| Test Current | IT |  | 10 |  | mA |  | 2 |
| Maximum Clamping Voltage (10/1000μs) | VC |  |  | 21.5 | V | @ Ipp (10/1000μs) = 372.1 A | 2 |
| Maximum Peak Pulse Current (10/1000μs) | Ipp |  |  | 372.1 | A | 10/1000μs | 2 |
| Maximum Clamping Voltage (8/20μs) | VC |  |  | 27.8 | V | @ Ipp (8/20μs) = 2418.7 A | 2 |
| Maximum Peak Pulse Current (8/20μs) | Ipp |  |  | 2418.7 | A | 8/20μs | 2 |
| Maximum Reverse Leakage | IR |  |  | 500 | µA | @ VR = 13 V | 2 |
| Peak Pulse Power Dissipation | PPPM |  |  | 8000 | W | TL=25°C by 10/1000μs waveform | 1 |
| Power Dissipation on Infinite Heat Sink | PD |  |  | 6.5 | W | TL=50°C | 1 |
| Peak Forward Surge Current | IFSM |  |  | 300 | A | 8.3ms single half sine wave, unidirectional only | 1 |
| Maximum Instantaneous Forward Voltage | VF |  |  | 5 | V | at 100A, unidirectional only | 1 |
| Operating Temperature Range | TJ | -65 |  | 150 | °C |  | 1 |
| Storage Temperature Range | TSTG | -65 |  | 175 | °C |  | 1 |
| Typical Thermal Resistance Junction to Lead | RθJL |  | 15 |  | °C/W |  | 1 |
| Typical Thermal Resistance Junction to Ambient | RθJA |  | 75 |  | °C/W |  | 1 |
| Breakdown Voltage Temperature Coefficient | αT |  | 0.1 |  | % | VBR @ TJ = VBR@25°C x (1+αT x (TJ-25)), typical value | 1 |

## Materials and finish

As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).

| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts |  | tin | • Matte tin lead-free plated • Halogen free and RoHS | 1 |

## CAD (KiCad official)

- Symbol: `8.0SMDJ13A`
- Footprint: `Diode_SMD:D_SMC`
- 3D model: DO-214AB(SMCJ) (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [Littelfuse datasheet](docs/8-0smdj13a-datasheet.pdf) (6 pp, sha256 `f9f05c5aa6e66b13`, retrieved 2026-10-31, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/8-0smdj13a-datasheet.pdf)