component
MMSZ5231B-7-F
Public Made by Adomby adom
Diodes Incorporated Zener Diodes, SOD-123. Datasheet-verified pinout, 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
markdownMMSZ5231B-7-F
Diodes Incorporated · Zener Diodes · SOD-123
MMSZ5231B-7-F from Diodes Incorporated, in a SOD-123. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode - banded end; zener breakdown voltage VZ = 4.85 V (min) to 5.36 V (max) at IZT = 20 mA, ZZT = 17 Ω; maximum reverse leakage IR = 5.0 µA at VR = 2.0 V. |
| 2 | A | passive | Anode - forward voltage VF ≤ 0.9 V at IF = 10 mA; device rated 500 mW PD at TL = +75 °C (132 °C/W junction-to-lead). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOD-123 |
| Category | Diodes |
| Pins | 2 |
CAD (KiCad official)
- Symbol:
MMSZ5231B-7-F - Footprint:
Diode_SMD:D_SOD-123 - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
mmsz5231b-7-f-etched.step/mmsz5231b-7-f-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmsz5231b-7-f.step/mmsz5231b-7-f.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (5 pp, sha256
7c7ac7a58521db27, retrieved 2026-09-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-sonnet-4-6(text+vision), consensusclaude-opus-4-7(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).