component
BZT52C56S RRG
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Taiwan Semiconductor Zener Diodes, SOD-323F. 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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BZT52C56S RRG
Taiwan Semiconductor · Zener Diodes · SOD-323F
BZT52C56S RRG from Taiwan Semiconductor, in a SOD-323F. 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 | Taiwan Semiconductor |
| Package | SOD-323F |
| 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) | VZ | 53.2 | 56 | 58.8 | V | @ IZT = 2 mA | 2 |
| Zener voltage tolerance (standard device) | -5 | 5 | % | Standard tolerance on normal zener voltage | 3 | ||
| Zener impedance | ZZT | 200 | Ω | @ IZT = 2 mA | 2 | ||
| Zener impedance (knee) | ZZK | 400 | Ω | @ IZK = 0.5 mA | 2 | ||
| Leakage current | IR | 0.045 | µA | @ VR = 39.2 V | 2 | ||
| Power dissipation | PD | 200 | mW | 1 | |||
| Forward voltage | VF | 1 | V | @ IF = 10 mA | 1 | ||
| Junction temperature range | TJ | -65 | 150 | °C | 1 | ||
| Storage temperature range | TSTG | -65 | 150 | °C | 1 | ||
| Junction-to-ambient thermal resistance | RӨJA | 625 | °C/W | 1 |
CAD (KiCad official)
- Symbol:
BZT52C56S RRG - Footprint:
Diode_SMD:D_SOD-323F - 3D model: SOD-323F (KiCad packages3D, STEP)
- 3D model files:
bzt52c56s-rrg-etched.step/bzt52c56s-rrg-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzt52c56s-rrg.step/bzt52c56s-rrg.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Taiwan Semiconductor datasheet (7 pp, sha256
a38bdb16f27c25cf, retrieved 2026-10-15, 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).
# BZT52C56S RRG
**Taiwan Semiconductor** · Zener Diodes · SOD-323F
BZT52C56S RRG from Taiwan Semiconductor, in a SOD-323F. 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 | Taiwan Semiconductor |
| Package | SOD-323F |
| 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) | VZ | 53.2 | 56 | 58.8 | V | @ IZT = 2 mA | 2 |
| Zener voltage tolerance (standard device) | | -5 | | 5 | % | Standard tolerance on normal zener voltage | 3 |
| Zener impedance | ZZT | | | 200 | Ω | @ IZT = 2 mA | 2 |
| Zener impedance (knee) | ZZK | | | 400 | Ω | @ IZK = 0.5 mA | 2 |
| Leakage current | IR | | | 0.045 | µA | @ VR = 39.2 V | 2 |
| Power dissipation | PD | | | 200 | mW | | 1 |
| Forward voltage | VF | | | 1 | V | @ IF = 10 mA | 1 |
| Junction temperature range | TJ | -65 | | 150 | °C | | 1 |
| Storage temperature range | TSTG | -65 | | 150 | °C | | 1 |
| Junction-to-ambient thermal resistance | RӨJA | | 625 | | °C/W | | 1 |
## CAD (KiCad official)
- Symbol: `BZT52C56S RRG`
- Footprint: `Diode_SMD:D_SOD-323F`
- 3D model: SOD-323F (KiCad packages3D, STEP)
- 3D model files: `bzt52c56s-rrg-etched.step` / `bzt52c56s-rrg-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bzt52c56s-rrg.step` / `bzt52c56s-rrg.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Taiwan Semiconductor datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588904675064090624) (7 pp, sha256 `a38bdb16f27c25cf`, retrieved 2026-10-15, 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/bzt52c56s-rrg-datasheet.pdf)