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BZT52C9V1
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hongjiacheng Zener Diodes, SOD-123. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+43@@ -0,0 +1,43 @@+# BZT52C9V1++**hongjiacheng** · Zener Diodes · SOD-123++BZT52C9V1 from hongjiacheng, 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. Marked by the cathode band on the package body. Reverse-biased with respect to the anode; conducts at the Zener voltage VZ (nom. 9.1 V) when reverse current reaches IZT=5 mA. |+| 2 | A | passive | Anode. Forward-conducting terminal; VF = 0.9 V @ IF = 10 mA. Return path for the Zener regulation current. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | hongjiacheng |+| Package | SOD-123 |+| Category | Diodes |+| Pins | 2 |++## Ordering variants++Same part, different packaging or reel option.++- `BZT52C9V1R1`++## CAD (KiCad official)++- Symbol: `BZT52C9V1`+- Footprint: `Diode_SMD:D_SOD-123`+- 3D model: SOD-123 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [hongjiacheng datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8564879639845244928) (4 pp, sha256 `1e58426ecb363e87`, retrieved 2026-08-17, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/bzt52c9v1-datasheet.pdf)
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