component
MM5Z27
Public Made by Adomby adom
HUXN Zener Diodes, SOD-523. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MM5Z27
HUXN · Zener Diodes · SOD-523
MM5Z27 from HUXN, in a SOD-523. 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 | Cathode | passive | Cathode of the Zener diode; MM5Z27 has a nominal Zener voltage of 27 V (25.1 V to 28.9 V) at IZT = 2 mA. |
| 2 | Anode | passive | Anode of the Zener diode; forward voltage is max 0.9 V at IF = 10 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HUXN |
| Package | SOD-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener Voltage | VZT | 25.1 | 27 | 28.9 | V | IZT = 2 mA, tested with pulses tp = 20 ms | 2 |
| Zener Impedance | ZZT | 80 | Ω | IZT = 2 mA | 2 | ||
| Zener Impedance (knee) | ZZK | 300 | Ω | IZK = 1 mA | 2 | ||
| Leakage Current | IR | 0.1 | µA | VR = 21 V | 2 | ||
| Forward Voltage | VF | 0.9 | V | IF = 10 mA | 1 | ||
| Total Device Dissipation | Ptot | 200 | mW | Ta = 25 °C | 1 | ||
| Junction and Storage Temperature Range | Tj, Tstg | -65 | 150 | °C | Ta = 25 °C | 1 |
CAD (KiCad official)
- Symbol:
MM5Z27 - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
mm5z27-etched.step/mm5z27-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mm5z27.step/mm5z27.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HUXN datasheet (4 pp, sha256
af9bd1a185156b31, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).
# MM5Z27
**HUXN** · Zener Diodes · SOD-523
MM5Z27 from HUXN, in a SOD-523. 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 | Cathode | passive | Cathode of the Zener diode; MM5Z27 has a nominal Zener voltage of 27 V (25.1 V to 28.9 V) at IZT = 2 mA. |
| 2 | Anode | passive | Anode of the Zener diode; forward voltage is max 0.9 V at IF = 10 mA. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | HUXN |
| Package | SOD-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener Voltage | VZT | 25.1 | 27 | 28.9 | V | IZT = 2 mA, tested with pulses tp = 20 ms | 2 |
| Zener Impedance | ZZT | | | 80 | Ω | IZT = 2 mA | 2 |
| Zener Impedance (knee) | ZZK | | | 300 | Ω | IZK = 1 mA | 2 |
| Leakage Current | IR | | | 0.1 | µA | VR = 21 V | 2 |
| Forward Voltage | VF | | | 0.9 | V | IF = 10 mA | 1 |
| Total Device Dissipation | Ptot | | | 200 | mW | Ta = 25 °C | 1 |
| Junction and Storage Temperature Range | Tj, Tstg | -65 | | 150 | °C | Ta = 25 °C | 1 |
## CAD (KiCad official)
- Symbol: `MM5Z27`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `mm5z27-etched.step` / `mm5z27-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mm5z27.step` / `mm5z27.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [HUXN datasheet](docs/mm5z27-datasheet.pdf) (4 pp, sha256 `af9bd1a185156b31`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text), consensus `claude-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).
[Datasheet PDF](docs/mm5z27-datasheet.pdf)