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HZMY12G
Public Made by Adomby adom
HXY MOSFET Zener Diodes, LL-41. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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HZMY12G
HXY MOSFET · Zener Diodes · LL-41
HZMY12G from HXY MOSFET, in a LL-41. 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 | HXY MOSFET |
| Package | LL-41 |
| 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 | VZ | 10.8 | 12 | 13.2 | V | at IZT = 9 mA; tested with pulses tp = 20 ms | 1 |
| Dynamic resistance (Zener impedance at IZT) | ZZT | 21 | Ω | at IZT = 9 mA; 60 Hz AC at 10% of IZT | 1 | ||
| Dynamic resistance (knee impedance at IZK) | ZZK | 700 | Ω | at IZK = 0.25 mA; 60 Hz AC at 10% of IZK | 1 | ||
| Reverse current | IR | 5 | µA | at VR = 9.1 V, Ta = 25°C | 1 | ||
| Maximum surge current | IZSM | 380 | mA | non-repetitive 1/120 s half-square-wave or sine pulse superimposed on IZT | 1 | ||
| Maximum regulator current | IZM | 76 | mA | valid provided electrodes are kept at ambient temperature | 1 | ||
| Power dissipation | PD | 1 | W | valid provided electrodes are kept at ambient temperature | 1 | ||
| Operating junction temperature | Tj | 175 | ℃ | 1 | |||
| Storage temperature range | Tstg | -65 | 175 | ℃ | 1 | ||
| Thermal resistance, junction to ambient | RθJA | 170 | ℃/W | valid provided electrodes are kept at ambient temperature | 1 |
CAD (KiCad official)
- Symbol:
HZMY12G - Footprint:
Diode_SMD:D_MELF - 3D model: LL-41 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: HXY MOSFET datasheet (2 pp, sha256
064ee97414782627, retrieved 2026-10-19, 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).
# HZMY12G
**HXY MOSFET** · Zener Diodes · LL-41
HZMY12G from HXY MOSFET, in a LL-41. 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 | HXY MOSFET |
| Package | LL-41 |
| 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 | VZ | 10.8 | 12 | 13.2 | V | at IZT = 9 mA; tested with pulses tp = 20 ms | 1 |
| Dynamic resistance (Zener impedance at IZT) | ZZT | | | 21 | Ω | at IZT = 9 mA; 60 Hz AC at 10% of IZT | 1 |
| Dynamic resistance (knee impedance at IZK) | ZZK | | | 700 | Ω | at IZK = 0.25 mA; 60 Hz AC at 10% of IZK | 1 |
| Reverse current | IR | | | 5 | µA | at VR = 9.1 V, Ta = 25°C | 1 |
| Maximum surge current | IZSM | | | 380 | mA | non-repetitive 1/120 s half-square-wave or sine pulse superimposed on IZT | 1 |
| Maximum regulator current | IZM | | | 76 | mA | valid provided electrodes are kept at ambient temperature | 1 |
| Power dissipation | PD | | | 1 | W | valid provided electrodes are kept at ambient temperature | 1 |
| Operating junction temperature | Tj | | | 175 | ℃ | | 1 |
| Storage temperature range | Tstg | -65 | | 175 | ℃ | | 1 |
| Thermal resistance, junction to ambient | RθJA | | | 170 | ℃/W | valid provided electrodes are kept at ambient temperature | 1 |
## CAD (KiCad official)
- Symbol: `HZMY12G`
- Footprint: `Diode_SMD:D_MELF`
- 3D model: LL-41 (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [HXY MOSFET datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604438403593355264) (2 pp, sha256 `064ee97414782627`, retrieved 2026-10-19, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band convention` (convention), consensus `off` (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/hzmy12g-datasheet.pdf)