KSJD12A06L01

KUU · ESD And Surge Protection (TVS/ESD) · SOD-123

KSJD12A06L01 from KUU, in a SOD-123. 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 TVS diode; the datasheet's pinning table lists pin 1 as Cathode and pin 2 as Anode.
2	Anode	passive	Anode terminal of the TVS diode; the datasheet's pinning table lists pin 2 as Anode and pin 1 as Cathode.

Key specifications

Parameter	Value
Manufacturer	KUU
Package	SOD-123
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), min/max	VBR	6.67		7.37	V	Test current IT = 10 mA	2
Reverse leakage current	IR			100	µA	at VRWM = 6 V	2
Max clamp voltage	VC			10.3	V	at IPP = 19.4 A, 10/1000 µs waveform	2
Peak Pulse Power Dissipation	PPPM			200	W	TA=25°C, 10/1000 µs waveform (Note 1,2,5)	1
Peak Forward Surge Current (UNI)	IFSM			20	A	8.3 ms single half sinewave (Note 3)	1
Steady State Power Dissipation	PM(AV)			1	W	Note 4, lead temperature TL=75°C as printed	1
Peak Pulse Current	IPP			19.4	A	10/1000 µs waveform (Note 1), this type	2
Operating Junction and Storage Range	TJ,TSTG	-55		150	°C		1
Working peak reverse voltage (stand-off voltage)	VRWM		6		V	Per Note 6: circuit DC or continuous peak operating voltage should not exceed VRWM	2
Typical Thermal Resistance	RθJA		180		°C		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	copper		2. Mounted on 5mm copper pads to each terminal	1

CAD (KiCad official)

Symbol: KSJD12A06L01
Footprint: Diode_SMD:D_SOD-123F
3D model: SOD-123 (KiCad packages3D, STEP)
3D model files: ksjd12a06l01-etched.step / ksjd12a06l01-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ksjd12a06l01.step / ksjd12a06l01.glb are the bare package body.

Provenance

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

Datasheet: KUU datasheet (4 pp, sha256 8dc0a4fd0a341199, 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

# KSJD12A06L01

**KUU** · ESD And Surge Protection (TVS/ESD) · SOD-123

KSJD12A06L01 from KUU, in a SOD-123. 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 TVS diode; the datasheet's pinning table lists pin 1 as Cathode and pin 2 as Anode. |
| 2 | Anode | passive | Anode terminal of the TVS diode; the datasheet's pinning table lists pin 2 as Anode and pin 1 as Cathode. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | KUU |
| Package | SOD-123 |
| 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), min/max | VBR | 6.67 |  | 7.37 | V | Test current IT = 10 mA | 2 |
| Reverse leakage current | IR |  |  | 100 | µA | at VRWM = 6 V | 2 |
| Max clamp voltage | VC |  |  | 10.3 | V | at IPP = 19.4 A, 10/1000 µs waveform | 2 |
| Peak Pulse Power Dissipation | PPPM |  |  | 200 | W | TA=25°C, 10/1000 µs waveform (Note 1,2,5) | 1 |
| Peak Forward Surge Current (UNI) | IFSM |  |  | 20 | A | 8.3 ms single half sinewave (Note 3) | 1 |
| Steady State Power Dissipation | PM(AV) |  |  | 1 | W | Note 4, lead temperature TL=75°C as printed | 1 |
| Peak Pulse Current | IPP |  |  | 19.4 | A | 10/1000 µs waveform (Note 1), this type | 2 |
| Operating Junction and Storage Range | TJ,TSTG | -55 |  | 150 | °C |  | 1 |
| Working peak reverse voltage (stand-off voltage) | VRWM |  | 6 |  | V | Per Note 6: circuit DC or continuous peak operating voltage should not exceed VRWM | 2 |
| Typical Thermal Resistance | RθJA |  | 180 |  | °C |  | 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 | copper |  | 2. Mounted on 5mm copper pads to each terminal | 1 |

## CAD (KiCad official)

- Symbol: `KSJD12A06L01`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `ksjd12a06l01-etched.step` / `ksjd12a06l01-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ksjd12a06l01.step` / `ksjd12a06l01.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [KUU datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588946044764246016) (4 pp, sha256 `8dc0a4fd0a341199`, 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/ksjd12a06l01-datasheet.pdf)