component
FM103
Public Made by Adomby adom
LGE Diodes - General Purpose, SOD-123FL. 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
markdownFM103
LGE · Diodes - General Purpose · SOD-123FL
FM103 from LGE, in a SOD-123FL. 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 | LGE |
| Package | SOD-123FL |
| 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 recurrent peak reverse voltage | VRRM | 200 | V | 1 | |||
| Maximum DC blocking voltage | VDC | 200 | V | 1 | |||
| Maximum RMS voltage | VRMS | 140 | V | 1 | |||
| Maximum average forward rectified current | I(AV) | 1 | A | @TA=75 | 1 | ||
| Peak forward surge current | IFSM | 35 | A | 8.3ms single half-sine-wave superimposed on rated load | 1 | ||
| Maximum instantaneous forward voltage | VF | 1.15 | V | @IFM=1.0A, pulse width 300us, duty cycle 2% | 1 | ||
| Maximum DC reverse current | IR | 10 | µA | @TA=25, at rated DC blocking voltage | 1 | ||
| Maximum DC reverse current | IR | 50 | µA | @TA=125, at rated DC blocking voltage | 1 | ||
| Typical junction capacitance | CJ | 4 | pF | measured at f=1MHZ, VR=4.0V | 1 | ||
| Typical thermal resistance junction to lead | RθJL | 20 | /W | 1 | |||
| Operating temperature range | Tj | -55 | 150 | °C | 1 | ||
| Storage temperature range | TSTG | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
FM103 - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
fm103-etched.step/fm103-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);fm103.step/fm103.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: LGE datasheet (2 pp, sha256
8f06a3b15a626a65, retrieved 2026-10-16, 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).