component
LUDZS5.1BT1G
Public Made by Adomby adom
LRC Zener Diodes, SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownLUDZS5.1BT1G
LRC · Zener Diodes · SOD-323
LUDZS5.1BT1G from LRC, in a SOD-323. 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, indicated by the polarity band on the package. |
| 2 | ANODE | passive | Anode terminal of the Zener diode, opposite the cathode (polarity band). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | LRC |
| Package | SOD-323 |
| 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 | 4.98 | 5.2 | V | IZ = 5 mA | 3 | |
| Zener impedance (operating resistance) | ZZT | 80 | Ω | IZ = 5 mA | 3 | ||
| Zener impedance (rising operating resistance) | ZZK | 500 | Ω | IZK = 5 mA | 3 | ||
| Reverse leakage current | IR | 0.5 | µA | VR = 2 V | 3 | ||
| Forward voltage | VF | 0.9 | V | IF = 10 mA | 2 | ||
| Power dissipation | P | 200 | mW | Ta=25°C | 1 | ||
| Junction temperature | Tj | 150 | °C | 1 | |||
| Storage temperature | Tstg | -55 | 150 | °C | 1 | ||
| Operating temperature | Topr | -55 | 150 | °C | 1 | ||
| Thermal resistance, junction to ambient | RθJA | 635 | °C/W | Junction to ambient | 1 |
CAD (KiCad official)
- Symbol:
LUDZS5.1BT1G - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
ludzs5-1bt1g-etched.step/ludzs5-1bt1g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ludzs5-1bt1g.step/ludzs5-1bt1g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: LRC datasheet (5 pp, sha256
75d6a738b864e1ee, retrieved 2026-10-23, 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).