component
VSSB420S-M3
Public Made by Adomby adom
Vishay Intertech Schottky Diodes, SMB(DO-214AA). 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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VSSB420S-M3
Vishay Intertech · Schottky Diodes · SMB(DO-214AA)
VSSB420S-M3 from Vishay Intertech, in a SMB(DO-214AA). 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Vishay Intertech |
| Package | SMB(DO-214AA) |
| Category | Diodes |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum repetitive peak reverse voltage | VRRM | 200 | V | 1 | |||
| Maximum DC forward current | IF | 4 | A | Note (1) | 1 | ||
| Maximum DC forward current | IF | 1.8 | A | Note (2) | 1 | ||
| Peak forward surge current | IFSM | 40 | A | 10 ms single half sine-wave superimposed on rated load | 1 | ||
| Voltage rate of change (rated VR) | dV/dt | 10000 | V/μs | Rated VR | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -40 | 150 | °C | 1 | ||
| Instantaneous forward voltage | VF | 1.44 | 1.9 | V | IF = 4.0 A, TA = 25 °C | 2 | |
| Instantaneous forward voltage | VF | 0.71 | 0.8 | V | IF = 4.0 A, TA = 125 °C | 2 | |
| Reverse current per diode | IR | 4 | 150 | μA | VR = 200 V, TA = 25 °C | 2 | |
| Reverse current per diode | IR | 1.1 | 10 | mA | VR = 200 V, TA = 125 °C | 2 | |
| Typical thermal resistance, junction to ambient | RJA | 120 | °C/W | Note (1): free air, mounted on recommended PCB 1 oz. pad area | 2 | ||
| Typical thermal resistance, junction to mount | RJM | 15 | °C/W | Note (2): units mounted on PCB with 20 mm x 20 mm copper pad areas | 2 |
CAD (KiCad official)
- Symbol:
VSSB420S-M3 - Footprint:
Diode_SMD:D_SMB - 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files:
vssb420s-m3-etched.step/vssb420s-m3-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);vssb420s-m3.step/vssb420s-m3.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (4 pp, sha256
1304133eef97e81e, retrieved 2026-10-15, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band 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).
# VSSB420S-M3
**Vishay Intertech** · Schottky Diodes · SMB(DO-214AA)
VSSB420S-M3 from Vishay Intertech, in a SMB(DO-214AA). 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Vishay Intertech |
| Package | SMB(DO-214AA) |
| Category | Diodes |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum repetitive peak reverse voltage | VRRM | | | 200 | V | | 1 |
| Maximum DC forward current | IF | | | 4 | A | Note (1) | 1 |
| Maximum DC forward current | IF | | | 1.8 | A | Note (2) | 1 |
| Peak forward surge current | IFSM | | | 40 | A | 10 ms single half sine-wave superimposed on rated load | 1 |
| Voltage rate of change (rated VR) | dV/dt | | | 10000 | V/μs | Rated VR | 1 |
| Operating junction and storage temperature range | TJ, TSTG | -40 | | 150 | °C | | 1 |
| Instantaneous forward voltage | VF | | 1.44 | 1.9 | V | IF = 4.0 A, TA = 25 °C | 2 |
| Instantaneous forward voltage | VF | | 0.71 | 0.8 | V | IF = 4.0 A, TA = 125 °C | 2 |
| Reverse current per diode | IR | | 4 | 150 | μA | VR = 200 V, TA = 25 °C | 2 |
| Reverse current per diode | IR | | 1.1 | 10 | mA | VR = 200 V, TA = 125 °C | 2 |
| Typical thermal resistance, junction to ambient | RJA | | 120 | | °C/W | Note (1): free air, mounted on recommended PCB 1 oz. pad area | 2 |
| Typical thermal resistance, junction to mount | RJM | | 15 | | °C/W | Note (2): units mounted on PCB with 20 mm x 20 mm copper pad areas | 2 |
## CAD (KiCad official)
- Symbol: `VSSB420S-M3`
- Footprint: `Diode_SMD:D_SMB`
- 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files: `vssb420s-m3-etched.step` / `vssb420s-m3-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `vssb420s-m3.step` / `vssb420s-m3.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Vishay Intertech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588935171126513664) (4 pp, sha256 `1304133eef97e81e`, retrieved 2026-10-15, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band 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/vssb420s-m3-datasheet.pdf)