component
FR104
Public Made by Adomby adom
MDD（Microdiode Electronics） Diodes - Fast Recovery Rectifiers, DO-41. 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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FR104
MDD（Microdiode Electronics） · Diodes - Fast Recovery Rectifiers · DO-41
FR104 from MDD（Microdiode Electronics）, in a DO-41. 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 | MDD（Microdiode Electronics） |
| Package | DO-41 |
| 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 | 400 | V | 1 | |||
| Maximum RMS voltage | VRMS | 280 | V | 1 | |||
| Maximum DC blocking voltage | VDC | 400 | V | 1 | |||
| Maximum average forward rectified current | I(AV) | 1 | A | at TA=75℃ | 1 | ||
| Peak forward surge current | IFSM | 30 | A | 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) | 1 | ||
| Maximum instantaneous forward voltage | VF | 1.3 | V | at 1.0A | 1 | ||
| Maximum DC reverse current | IR | 5 | μA | TA=25℃, at rated DC blocking voltage | 1 | ||
| Maximum DC reverse current | IR | 50 | μA | TA=100℃, at rated DC blocking voltage | 1 | ||
| Typical thermal resistance, junction to ambient | RθJA | 50 | ℃/W | at 0.375in (9.5mm) lead length, P.C.B. mounted | 1 | ||
| Operating junction and storage temperature range | TJ,TSTG | -65 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
FR104 - Footprint:
Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal - 3D model: DO-41 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MDD（Microdiode Electronics） datasheet (2 pp, sha256
ee69054205d45685, 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).