component
SF38G
Public Made by Adomby adom
FUXINSEMI Fast Recovery / High Efficiency Diodes, DO-27. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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SF38G
FUXINSEMI · Fast Recovery / High Efficiency Diodes · DO-27
SF38G from FUXINSEMI, in a DO-27. 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 | FUXINSEMI |
| Package | DO-27 |
| 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 |
|---|---|---|---|---|---|---|---|
| Repetitive peak reverse voltage | VRRM | 600 | V | 1 | |||
| RMS voltage | VRMS | 420 | V | 1 | |||
| Continuous reverse voltage | VR | 600 | V | 1 | |||
| Maximum forward voltage | VF | 1.7 | V | IF=3.0A | 1 | ||
| Forward rectified current | IO | 3 | A | Ambient temperature = 55°C | 1 | ||
| Forward surge current | IFSM | 125 | A | 8.3ms single half sine-wave (JEDEC method) | 1 | ||
| Reverse current | IR | 5 | μA | VR=VRRM, TJ=25°C | 1 | ||
| Reverse current | IR | 100 | μA | VR=VRRM, TJ=125°C | 1 | ||
| Operating temperature | T,J | -55 | 150 | °C | 1 | ||
| Storage temperature | TSTG | -65 | 175 | °C | 1 | ||
| Diode junction capacitance | CJ | 50 | pF | f=1MHz and applied 4V DC reverse voltage | 1 | ||
| Thermal resistance junction to ambient | RθJA | 20 | °C/W | 1 | |||
| Thermal resistance junction to case | RθJC | 12 | °C/W | 1 | |||
| Thermal resistance junction to lead | RθJL | 8 | °C/W | 1 |
CAD (KiCad official)
- Symbol:
SF38G - Footprint:
Diode_THT:D_DO-27_P15.24mm_Horizontal - 3D model: DO-27 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: FUXINSEMI datasheet (4 pp, sha256
3c897dd6457118d6, 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).