component
BZV55C3V3-MS
Public Made by Adomby adom
MSKSEMI Zener Diodes, LL-34. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
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BZV55C3V3-MS
MSKSEMI · Zener Diodes · LL-34
BZV55C3V3-MS from MSKSEMI, in a LL-34. 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 | MSKSEMI |
| Package | LL-34 |
| 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 (Zener current) | ZZT | 85 | Ω | at IZT = 5 mA | 3 | ||
| Dynamic resistance (knee) | ZZK | 600 | Ω | at IZK = 1 mA | 3 | ||
| Reverse leakage current, Ta = 25℃ | IR | 2 | µA | at VR = 1 V; Ta = 25℃ | 3 | ||
| Reverse leakage current, Ta = 125℃ | 40 | µA | at VR = 1 V; Ta = 125℃ | 3 | |||
| Temperature coefficient of Zener voltage | TKvz | -0.08 | -0.05 | %/K | Zener voltage temperature coefficient as printed for BZV55C3V3-MS | 3 | |
| Power dissipation | Ptot | 500 | mW | valid provided electrodes are kept at ambient temperature | 2 | ||
| Junction temperature | Tj | 175 | ℃ | 2 | |||
| Storage temperature range | Tstg | -55 | 175 | ℃ | 2 | ||
| Thermal resistance junction to ambient air | RthA | 0.3 | K/mW | valid provided electrodes are kept at ambient temperature; datasheet does not state whether value is typical or maximum | 2 | ||
| Forward voltage | VF | 1 | V | at IF = 100 mA; datasheet does not state whether value is typical or maximum | 2 |
CAD (KiCad official)
- Symbol:
BZV55C3V3-MS - Footprint:
Diode_SMD:D_MiniMELF - 3D model: LL-34 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MSKSEMI datasheet (10 pp, sha256
edc004fb4e99a1e9, retrieved 2026-10-14, 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).