component
BZX55C3V0PF-M
Public Made by Adomby adom
ST Semtech Zener Diodes, DO-35. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
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BZX55C3V0PF-M
ST Semtech · Zener Diodes · DO-35
BZX55C3V0PF-M 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 |
|---|---|---|---|---|---|---|---|
| Power Dissipation | Ptot | 500 | mW | Ta = 25℃ | 1 | ||
| Junction Temperature | Tj | 175 | ℃ | 1 | |||
| Storage Temperature Range | Tstg | -55 | 175 | ℃ | 1 | ||
| Thermal Resistance Junction to Ambient | RθJA | 300 | ℃/W | leads kept at ambient temperature at a distance of 8 mm from case | 1 | ||
| Zener Voltage (VZnom 3.0 V, range) | VZT | 2.8 | 3.2 | V | at IZT = 5 mA; tested with pulses tp = 20 ms | 2 | |
| Zener Impedance | ZZT | 85 | Ω | at IZT = 5 mA | 2 | ||
| Zener Impedance (knee) | ZZK | 600 | Ω | at IZK = 1 mA | 2 | ||
| Reverse Current | IR | 4 | µA | at VR = 1 V | 2 | ||
| Forward Voltage | VF | 1 | V | at IF = 100 mA | 2 | ||
| Nominal Zener Voltage | VZnom | 3 | V | 2 |
CAD (KiCad official)
- Symbol:
BZX55C3V0PF-M - 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
4ec65c9ef297324e, 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).