component
SMC3K30CAHM3_A
Public Made by Adomby adom
Vishay Intertech TVS, DO-214AB(SMC). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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SMC3K30CAHM3_A
Vishay Intertech · TVS · DO-214AB(SMC)
SMC3K30CAHM3_A from Vishay Intertech, in a DO-214AB(SMC). 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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Vishay Intertech |
| Package | DO-214AB(SMC) |
| 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 | 33.3 | 36.8 | V | IT = 1.0 mA | 2 | |
| Maximum reverse leakage at VWM | ID | 1 | μA | at VWM | 2 | ||
| Maximum clamping voltage 10/1000 μs | VC | 48.4 | V | at IPPM = 62.0 A, 10/1000 μs | 2 | ||
| Maximum clamping voltage 8/20 μs | VC | 64 | V | at IPPM = 469 A, 8/20 μs | 2 | ||
| Peak pulse power dissipation | PPPM | 3000 | W | 10/1000 μs waveform (fig.1) | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -55 | 175 | °C | 1 | ||
| Thermal resistance junction-to-ambient | RthJA | 90 | °C/W | JEDEC 51-2A, device mounted on FR4 PCB, 2 oz. standard footprint | 3 | ||
| Thermal resistance junction-to-mount | RthJM | 4 | °C/W | JEDEC 51-14 using Transient Dual Interface Test Method (TDIM) | 3 | ||
| ESD immunity, human body model contact mode | ESD | 30 | kV | IEC 61000-4-2, C = 150 pF, R = 330 Ω | 2 | ||
| ESD immunity, human body model air discharge mode | ESD | 30 | kV | IEC 61000-4-2, air discharge mode | 2 |
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 | Terminals: matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 | 1 |
CAD (KiCad official)
- Symbol:
SMC3K30CAHM3_A - Footprint:
Diode_SMD:D_SMC - 3D model: DO-214AB(SMC) (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (7 pp, sha256
8813e1cb86b9b9d4, retrieved 2026-10-30, tier: manufacturer) - 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).
# SMC3K30CAHM3_A
**Vishay Intertech** · TVS · DO-214AB(SMC)
SMC3K30CAHM3_A from Vishay Intertech, in a DO-214AB(SMC). 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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Vishay Intertech |
| Package | DO-214AB(SMC) |
| 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 | 33.3 | | 36.8 | V | IT = 1.0 mA | 2 |
| Maximum reverse leakage at VWM | ID | | | 1 | μA | at VWM | 2 |
| Maximum clamping voltage 10/1000 μs | VC | | | 48.4 | V | at IPPM = 62.0 A, 10/1000 μs | 2 |
| Maximum clamping voltage 8/20 μs | VC | | | 64 | V | at IPPM = 469 A, 8/20 μs | 2 |
| Peak pulse power dissipation | PPPM | | | 3000 | W | 10/1000 μs waveform (fig.1) | 1 |
| Operating junction and storage temperature range | TJ, TSTG | -55 | | 175 | °C | | 1 |
| Thermal resistance junction-to-ambient | RthJA | | 90 | | °C/W | JEDEC 51-2A, device mounted on FR4 PCB, 2 oz. standard footprint | 3 |
| Thermal resistance junction-to-mount | RthJM | | 4 | | °C/W | JEDEC 51-14 using Transient Dual Interface Test Method (TDIM) | 3 |
| ESD immunity, human body model contact mode | ESD | | | 30 | kV | IEC 61000-4-2, C = 150 pF, R = 330 Ω | 2 |
| ESD immunity, human body model air discharge mode | ESD | | | 30 | kV | IEC 61000-4-2, air discharge mode | 2 |
## 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 | Terminals: matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 | 1 |
## CAD (KiCad official)
- Symbol: `SMC3K30CAHM3_A`
- Footprint: `Diode_SMD:D_SMC`
- 3D model: DO-214AB(SMC) (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Vishay Intertech datasheet](docs/smc3k30cahm3-a-datasheet.pdf) (7 pp, sha256 `8813e1cb86b9b9d4`, retrieved 2026-10-30, tier: manufacturer)
- **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/smc3k30cahm3-a-datasheet.pdf)