# 15KPA40CA

**Brightking Elec (TAIWAN)** · TVS · P600

15KPA40CA from Brightking Elec (TAIWAN), in a P600. 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 | A1 | passive | Bidirectional TVS terminal (no cathode band on CA types, interchangeable with the other lead) with VRWM 40.0V, VBR 44.70~49.92V at 5mA and maximum clamping voltage 65.8V at 229.5A. |
| 2 | A2 | passive | Bidirectional TVS terminal (no cathode band on CA types, interchangeable with the other lead) with VRWM 40.0V, VBR 44.70~49.92V at 5mA and maximum clamping voltage 65.8V at 229.5A. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Brightking Elec (TAIWAN) |
| Package | P600 |
| Category | Circuit 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 | 44.7 |  | 49.92 | V | @IT=5mA, TA=25℃ | 2 |
| Maximum Reverse Leakage | IR |  |  | 2 | μA | @VRWM, TA=25℃ | 2 |
| Maximum Clamping Voltage | VC |  |  | 65.8 | V | @IPP=229.5A, TA=25℃ | 2 |
| Peak Pulse Power Dissipation | PPPM | 15000 |  |  | Watts | 10/1000μs waveform | 1 |
| Steady State Power Dissipation | PM(AV) |  |  | 8 | Watts | TL=75℃ | 1 |
| Peak Forward Surge Current | IFSM |  |  | 400 | Amps | 8.3ms single half sine-wave superimposed on rated load, JEDEC Method | 1 |
| Operating Junction and Storage Temperature Range | TJ,TSTG | -55 |  | 150 | ℃ |  | 1 |
| Reverse Stand-Off Voltage | VRWM |  | 40 |  | V | TA=25℃ | 2 |
| Test Current | IT |  | 5 |  | mA | TA=25℃ | 2 |
| Peak Pulse Current | IPP |  | 229.5 |  | A | 10/1000μs waveform, TA=25℃ | 2 |
| Thermal resistance junction to lead | RθJL |  | 8 |  | ℃/W | Typical | 1 |
| Thermal resistance junction to ambient | RθJA |  | 40 |  | ℃/W | Typical | 1 |

## CAD (KiCad official)

- Symbol: `15KPA40CA`
- Footprint: `Diode_THT:D_P600_R-6_P20.00mm_Horizontal`
- 3D model: P600 (KiCad packages3D, STEP)

## Provenance

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

- **Datasheet:** [Brightking Elec (TAIWAN) datasheet](docs/15kpa40ca-datasheet.pdf) (6 pp, sha256 `ffb16840806aaf35`, retrieved 2026-10-23, 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/15kpa40ca-datasheet.pdf)