component
SK33
Public Made by Adomby adom
SMC(Sangdest Microelectronicstronic (Nanjing)) Schottky Barrier Diodes (SBD), SMC(DO-214AB). 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
markdownSK33
SMC(Sangdest Microelectronicstronic (Nanjing)) · Schottky Barrier Diodes (SBD) · SMC(DO-214AB)
SK33 from SMC(Sangdest Microelectronicstronic (Nanjing)), in a SMC(DO-214AB). 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 | SMC(Sangdest Microelectronicstronic (Nanjing)) |
| Package | SMC(DO-214AB) |
| 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 Repetitive Reverse Voltage | VRRM | 30 | V | 1 | |||
| Working Peak Reverse Voltage | VRWM | 30 | V | 1 | |||
| DC Blocking Voltage | VR | 30 | V | 1 | |||
| Maximum RMS voltage | VRMS | 21 | V | 1 | |||
| Average Rectified Output Current | IO | 3 | A | @TL = 75°C | 1 | ||
| Non-Repetitive Peak Forward Surge Current | IFSM | 100 | A | 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) | 1 | ||
| Peak Reverse Current | IRM | 0.5 | mA | @TA = 25°C, at rated DC blocking voltage | 1 | ||
| Peak Reverse Current | IRM | 20 | mA | @TA = 100°C, at rated DC blocking voltage | 1 | ||
| Operating Temperature Range | TJ | -65 | 125 | °C | 1 | ||
| Storage Temperature Range | TSTG | -65 | 150 | °C | 1 | ||
| Typical Thermal Resistance Junction to Ambient | RθJA | 55 | °C/W | Note 1: mounted on P.C. Board with 8.0mm2 copper pad areas | 1 |
CAD (KiCad official)
- Symbol:
SK33 - Footprint:
Diode_SMD:D_SMC - 3D model: SMC(DO-214AB) (KiCad packages3D, STEP)
- 3D model files:
sk33-etched.step/sk33-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sk33.step/sk33.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: SMC(Sangdest Microelectronicstronic (Nanjing)) datasheet (4 pp, sha256
9e9f84594ab32c1b, retrieved 2026-10-21, 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).