component
P4SMAJ75A
Public Made by Adomby adom
PANJIT International ESD And Surge Protection (TVS/ESD), SMA(DO-214AC). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
main
P4SMAJ75A
PANJIT International · ESD And Surge Protection (TVS/ESD) · SMA(DO-214AC)
P4SMAJ75A from PANJIT International, in a SMA(DO-214AC). 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PANJIT International |
| Package | SMA(DO-214AC) |
| 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 | VBR | 83.3 | V | @ IT = 1 mA, unidirectional (P4SMAJ75A) | 3 | ||
| Breakdown voltage (VBR), max | VBR | 92.1 | V | @ IT = 1 mA, unidirectional (P4SMAJ75A) | 3 | ||
| Reverse leakage current | IR | 1 | µA | @ VRWM = 75 V, unidirectional | 3 | ||
| Max clamp voltage | VC | 121 | V | @ IPP = 3.3 A, 10/1000 µs waveform, unidirectional | 3 | ||
| Peak pulse current, 10/1000 µs | IPP | 3.3 | A | 10/1000 µs waveform (Notes 1), unidirectional | 3 | ||
| Reverse stand-off voltage | VRWM | 75 | V | Unidirectional, working peak reverse voltage (Notes 6) | 3 | ||
| Peak pulse power dissipation | PPP | 400 | W | TA = 25°C (Notes 1,2,5, Fig.1), 10/1000 µs | 1 | ||
| Peak forward surge current | IFSM | 40 | A | 8.3 ms single half sine-wave (Notes 3) | 1 | ||
| ESD IEC-61000-4-2 (Air and Contact) | VESD | 30 | kV | IEC-61000-4-2, Air and Contact | 1 | ||
| Operating junction and storage temperature range | TJ,TSTG | -55 | 150 | °C | 1 | ||
| Typical thermal resistance, junction to air | RθJA | 70 | °C/W | Junction to air (Notes 2), mounted on 5 mm² copper pads to each terminal | 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 | copper pads to each terminal. | 1 |
CAD (KiCad official)
- Symbol:
P4SMAJ75A - Footprint:
Diode_SMD:D_SMA - 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
- 3D model files:
p4smaj75a-etched.step/p4smaj75a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);p4smaj75a.step/p4smaj75a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: PANJIT International datasheet (7 pp, sha256
bd57e0113f81504e, retrieved 2026-10-16, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(convention), consensusoff(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).
# P4SMAJ75A
**PANJIT International** · ESD And Surge Protection (TVS/ESD) · SMA(DO-214AC)
P4SMAJ75A from PANJIT International, in a SMA(DO-214AC). 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 | 1 | passive | Terminal 1 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised bidirectional ESD/TVS diode; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PANJIT International |
| Package | SMA(DO-214AC) |
| 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 | VBR | 83.3 | | | V | @ IT = 1 mA, unidirectional (P4SMAJ75A) | 3 |
| Breakdown voltage (VBR), max | VBR | | | 92.1 | V | @ IT = 1 mA, unidirectional (P4SMAJ75A) | 3 |
| Reverse leakage current | IR | | | 1 | µA | @ VRWM = 75 V, unidirectional | 3 |
| Max clamp voltage | VC | | | 121 | V | @ IPP = 3.3 A, 10/1000 µs waveform, unidirectional | 3 |
| Peak pulse current, 10/1000 µs | IPP | | | 3.3 | A | 10/1000 µs waveform (Notes 1), unidirectional | 3 |
| Reverse stand-off voltage | VRWM | | | 75 | V | Unidirectional, working peak reverse voltage (Notes 6) | 3 |
| Peak pulse power dissipation | PPP | | | 400 | W | TA = 25°C (Notes 1,2,5, Fig.1), 10/1000 µs | 1 |
| Peak forward surge current | IFSM | | | 40 | A | 8.3 ms single half sine-wave (Notes 3) | 1 |
| ESD IEC-61000-4-2 (Air and Contact) | VESD | | | 30 | kV | IEC-61000-4-2, Air and Contact | 1 |
| Operating junction and storage temperature range | TJ,TSTG | -55 | | 150 | °C | | 1 |
| Typical thermal resistance, junction to air | RθJA | | 70 | | °C/W | Junction to air (Notes 2), mounted on 5 mm² copper pads to each terminal | 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 | | copper pads to each terminal. | 1 |
## CAD (KiCad official)
- Symbol: `P4SMAJ75A`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
- 3D model files: `p4smaj75a-etched.step` / `p4smaj75a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `p4smaj75a.step` / `p4smaj75a.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [PANJIT International datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588911425905971200) (7 pp, sha256 `bd57e0113f81504e`, retrieved 2026-10-16, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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/p4smaj75a-datasheet.pdf)