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BZT52-C51_R1_00001
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PANJIT International Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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BZT52-C51_R1_00001
PANJIT International · Zener Diodes · SOD-123
BZT52-C51_R1_00001 from PANJIT International, in a SOD-123. 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 terminal of the Zener diode; the datasheet polarity diagram labels pin 1 as the cathode for the SOD-123 package. |
| 2 | A | passive | Anode terminal of the Zener diode; the datasheet polarity diagram labels pin 2 as the anode for the SOD-123 package. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PANJIT International |
| Package | SOD-123 |
| 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 (nominal 51 V, min/max over IZT) | VZ | 48.45 | 51 | 53.55 | V | @ IZT = 5.0 mA | 2 |
| Max zener impedance (ZZT) | ZZT | 100 | Ω | @ IZT = 5.0 mA | 2 | ||
| Max zener impedance (ZZK) | ZZK | 400 | Ω | @ IZK = 1.00 mA | 2 | ||
| Max reverse leakage current | IR | 0.1 | μA | @ VR = 38.0 V | 2 | ||
| Maximum power dissipation | PD | 410 | mW | at 25oC, Note A (FR-4 PCB, single-sided copper, 100cm2 copper pad area) | 1 | ||
| Operating junction and storage temperature range | TJ | -55 | 150 | OC | Operating junction and storage temperature range | 1 | |
| Typical thermal resistance, junction to ambient | R JA | 510 | OC/W | 1 |
CAD (KiCad official)
- Symbol:
BZT52-C51_R1_00001 - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
bzt52-c51-r1-00001-etched.step/bzt52-c51-r1-00001-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzt52-c51-r1-00001.step/bzt52-c51-r1-00001.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: PANJIT International datasheet (6 pp, sha256
14d67a71feee0647, retrieved 2026-10-15, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-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).
# BZT52-C51_R1_00001
**PANJIT International** · Zener Diodes · SOD-123
BZT52-C51_R1_00001 from PANJIT International, in a SOD-123. 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 terminal of the Zener diode; the datasheet polarity diagram labels pin 1 as the cathode for the SOD-123 package. |
| 2 | A | passive | Anode terminal of the Zener diode; the datasheet polarity diagram labels pin 2 as the anode for the SOD-123 package. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PANJIT International |
| Package | SOD-123 |
| 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 (nominal 51 V, min/max over IZT) | VZ | 48.45 | 51 | 53.55 | V | @ IZT = 5.0 mA | 2 |
| Max zener impedance (ZZT) | ZZT | | | 100 | Ω | @ IZT = 5.0 mA | 2 |
| Max zener impedance (ZZK) | ZZK | | | 400 | Ω | @ IZK = 1.00 mA | 2 |
| Max reverse leakage current | IR | | | 0.1 | μA | @ VR = 38.0 V | 2 |
| Maximum power dissipation | PD | | | 410 | mW | at 25oC, Note A (FR-4 PCB, single-sided copper, 100cm2 copper pad area) | 1 |
| Operating junction and storage temperature range | TJ | -55 | | 150 | OC | Operating junction and storage temperature range | 1 |
| Typical thermal resistance, junction to ambient | R JA | | 510 | | OC/W | | 1 |
## CAD (KiCad official)
- Symbol: `BZT52-C51_R1_00001`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `bzt52-c51-r1-00001-etched.step` / `bzt52-c51-r1-00001-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bzt52-c51-r1-00001.step` / `bzt52-c51-r1-00001.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [PANJIT International datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588902671319646208) (6 pp, sha256 `14d67a71feee0647`, retrieved 2026-10-15, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-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/bzt52-c51-r1-00001-datasheet.pdf)