# ZMM5V6PF-M

**ST Semtech** · Zener Diodes · LL-34

ZMM5V6PF-M from ST Semtech, in a LL-34. 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 end marked with the band on the LL-34 glass MiniMELF case; for the ZMM5V6PF-M the Zener voltage is 5.2 to 6 V at IZT = 5 mA. |
| 2 | A | passive | Anode, the unmarked end of the LL-34 glass MiniMELF case; the forward voltage is 1 V max at IF = 100 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | ST Semtech |
| Package | LL-34 |
| Category | Diodes |
| Pins | 2 |

## CAD (KiCad official)

- Symbol: `ZMM5V6PF-M`
- Footprint: `Diode_SMD:D_MiniMELF`
- 3D model: LL-34 (KiCad packages3D, STEP)

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [ST Semtech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757131918964211712) (3 pp, sha256 `9ef34648f400be5c`, retrieved 2026-10-12, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/zmm5v6pf-m-datasheet.pdf)