component
SS34 SMA 50mil
Public Made by Adomby adom
FOSAN Schottky Barrier Diodes (SBD), 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.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSS34 SMA 50mil
FOSAN · Schottky Barrier Diodes (SBD) · SMA(DO-214AC)
SS34 SMA 50mil from FOSAN, 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 | 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 | FOSAN |
| Package | SMA(DO-214AC) |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Reverse Voltage | VRRM | 40 | V | 1 | |||
| DC Reverse Voltage | VR | 40 | V | 1 | |||
| RMS Reverse Voltage | VR(RMS) | 28 | V | 1 | |||
| Forward Rectified Current | IF | 3 | A | 1 | |||
| Peak Surge Current | IFSM | 80 | A | 1 | |||
| Thermal Resistance J-L | RθJL | 10 | ℃/W | 1 | |||
| Junction Temperature | TJ | 150 | ℃ | 1 | |||
| Storage Temperature | Tstg | -65 | 150 | ℃ | 1 | ||
| Forward Voltage | VF | 0.55 | V | IF=3A | 1 | ||
| Reverse Current (25℃) | IR(25℃) | 0.1 | mA | VR=VRRM | 1 | ||
| Reverse Current (100℃) | IR(100℃) | 5 | mA | VR=VRRM | 1 | ||
| Diode Capacitance | CD | 300 | pF | VR=4V, f=1MHz | 1 |
CAD (KiCad official)
- Symbol:
SS34 SMA 50mil - Footprint:
Diode_SMD:D_SMA - 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
- 3D model files:
ss34-sma-50mil-etched.step/ss34-sma-50mil-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ss34-sma-50mil.step/ss34-sma-50mil.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: FOSAN datasheet (3 pp, sha256
14470c4ea78bfbd5, retrieved 2026-10-21, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- 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).