component
S-LBZT52C18T1G
Public Made by Adomby adom
LRC Zener Diodes, SOD-123. 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
markdownS-LBZT52C18T1G
LRC · Zener Diodes · SOD-123
S-LBZT52C18T1G from LRC, 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 of the Zener diode (marked pin 1); Zener voltage VZ is 16.8 V min, 18 V typ, 19.1 V max at IZT=5 mA. |
| 2 | Anode | passive | Anode of the Zener diode; forward voltage VF is 0.9 V max at IF=10 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | LRC |
| 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 | VZ | 16.8 | 18 | 19.1 | V | IZT=5mA | 1 |
| Operating Resistance | ZZT | 45 | Ω | IZT=5mA | 1 | ||
| Rising Operating Resistance | ZZK | 225 | Ω | IZK=1mA | 1 | ||
| Reverse Leakage Current | IR | 0.1 | μA | VR=12.6V | 1 | ||
| Maximum Temperature Coefficient | ΘVZ | 12.4 | 16 | mV/℃ | IZT=5mA | 1 | |
| Forward Voltage | VF | 0.9 | V | IF=10mA | 1 | ||
| Total Power Dissipation | PD | 500 | mW | Ta=25ºC | 1 | ||
| Thermal Resistance, Junction to Ambient Air | RΘJA | 305 | ℃/W | Device mounted on ceramic PCB; 7.6mm×9.4mm×0.87mm with pad areas 25mm² | 1 | ||
| Junction and Storage temperature | TJ,Tstg | -55 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
S-LBZT52C18T1G - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
s-lbzt52c18t1g-etched.step/s-lbzt52c18t1g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);s-lbzt52c18t1g.step/s-lbzt52c18t1g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: LRC datasheet (3 pp, sha256
24ed462cc1f35658, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).