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BZX55C62PF
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ST Semtech Zener Diodes, DO-35. Diode: pin 1 is the cathode (the banded end) by the KiCad diode-footprint convention, KiCad symbol/footprint/3D.
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BZX55C62PF
ST Semtech · Zener Diodes · DO-35
BZX55C62PF from ST Semtech, in a DO-35. 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 | ST Semtech |
| Package | DO-35 |
| 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 |
|---|---|---|---|---|---|---|---|
| Dynamic resistance | ZZT | 150 | Ω | IZT = 2.5 mA | 2 | ||
| Dynamic resistance (knee) | ZZK | 1000 | Ω | IZK = 0.5 mA | 2 | ||
| Reverse leakage current | IR | 0.1 | µA | Ta = 25℃; VR = 47 V | 2 | ||
| Reverse leakage current | IR | 10 | µA | Ta = 125℃; VR = 47 V | 2 | ||
| Zener voltage temperature coefficient | TKvz | 0.04 | 0.12 | %/K | 2 | ||
| Forward voltage | VF | 1 | V | IF = 100 mA | 2 | ||
| Storage temperature range | Tstg | -55 | 175 | ℃ | 1 | ||
| Junction temperature | Tj | 175 | ℃ | 1 | |||
| Power dissipation | Ptot | 500 | mW | Leads kept at ambient temperature at a distance of 8 mm from case (note 1) | 1 | ||
| Thermal resistance junction to ambient | RθJA | 300 | ℃/W | Leads kept at ambient temperature at a distance of 8 mm from case (note 1) | 1 |
CAD (KiCad official)
- Symbol:
BZX55C62PF - Footprint:
Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal - 3D model: DO-35 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ST Semtech datasheet (3 pp, sha256
9daa8c15d0502665, retrieved 2026-10-16, 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).
# BZX55C62PF
**ST Semtech** · Zener Diodes · DO-35
BZX55C62PF from ST Semtech, in a DO-35. 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 | ST Semtech |
| Package | DO-35 |
| 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 |
|---|---|---|---|---|---|---|---|
| Dynamic resistance | ZZT | | | 150 | Ω | IZT = 2.5 mA | 2 |
| Dynamic resistance (knee) | ZZK | | | 1000 | Ω | IZK = 0.5 mA | 2 |
| Reverse leakage current | IR | | | 0.1 | µA | Ta = 25℃; VR = 47 V | 2 |
| Reverse leakage current | IR | | | 10 | µA | Ta = 125℃; VR = 47 V | 2 |
| Zener voltage temperature coefficient | TKvz | 0.04 | | 0.12 | %/K | | 2 |
| Forward voltage | VF | | | 1 | V | IF = 100 mA | 2 |
| Storage temperature range | Tstg | -55 | | 175 | ℃ | | 1 |
| Junction temperature | Tj | | | 175 | ℃ | | 1 |
| Power dissipation | Ptot | | | 500 | mW | Leads kept at ambient temperature at a distance of 8 mm from case (note 1) | 1 |
| Thermal resistance junction to ambient | RθJA | | | 300 | ℃/W | Leads kept at ambient temperature at a distance of 8 mm from case (note 1) | 1 |
## CAD (KiCad official)
- Symbol: `BZX55C62PF`
- Footprint: `Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal`
- 3D model: DO-35 (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [ST Semtech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602965793156591616) (3 pp, sha256 `9daa8c15d0502665`, retrieved 2026-10-16, 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/bzx55c62pf-datasheet.pdf)