component
MMSZ5240B-7-F
Public Made by Adomby adom
Diodes Incorporated Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, 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
markdownMMSZ5240B-7-F
Diodes Incorporated · Zener Diodes · SOD-123
MMSZ5240B-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 - identified by band marking; zener breakdown voltage VZ = 9.50 V min / 10.50 V max @ IZT = 20 mA, ZZT = 17 Ω, maximum reverse leakage IR = 3.0 µA @ VR = 8.0 V. |
| 2 | A | passive | Anode - forward voltage VF ≤ 0.9 V @ IF = 10 mA; maximum power dissipation PD = 500 mW @ TL = +75 °C. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOD-123 |
| Category | Diodes |
| Pins | 2 |
CAD (KiCad official)
- Symbol:
MMSZ5240B-7-F - Footprint:
Diode_SMD:D_SOD-123 - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
mmsz5240b-7-f-etched.step/mmsz5240b-7-f-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmsz5240b-7-f.step/mmsz5240b-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 2026-09-23, 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).