component
MM1W30
Public Made by Adomby adom
hongjiacheng 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
markdownMM1W30
hongjiacheng · Zener Diodes · SOD-123
MM1W30 from hongjiacheng, in a SOD-123. 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 (marked with the cathode line); MM1W30 has VZ 28.2 V min / 30 V nom / 32.0 V max at IZT = 8.5 mA, ZZT 40 Ω, and admissible zener current IZM 31 mA. |
| 2 | A | passive | Anode; forward voltage is 1.2 V at IF = 200 mA and power dissipation is 1000 mW at Tc = 75 ℃. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | hongjiacheng |
| Package | SOD-123 |
| Category | Diodes |
| Pins | 2 |
CAD (KiCad official)
- Symbol:
MM1W30 - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
mm1w30-etched.step/mm1w30-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mm1w30.step/mm1w30.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: hongjiacheng datasheet (4 pp, sha256
58bc7212021acdd0, retrieved 2026-10-09, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-sonnet-5-5(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).