component
BZT52-B4V3S_R1_00001
Public Made by Adomby adom
PANJIT International 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
markdownBZT52-B4V3S_R1_00001
PANJIT International · Zener Diodes · SOD-323
BZT52-B4V3S_R1_00001 from PANJIT International, 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 (pin 1 in the SOD-323 package drawing); for BZT52-B4V3S nominal zener voltage is 4.3V (4.21 to 4.39V) at IZT=5.0mA. |
| 2 | Anode | passive | Anode terminal of the zener diode (pin 2 in the SOD-323 package drawing); device power dissipation is 200mW at TA=25°C. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | PANJIT International |
| 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 | 4.21 | 4.3 | 4.39 | V | IZT = 5.0 mA | 2 |
| Maximum Zener Impedance | ZZT | 95 | Ω | IZT = 5.0 mA | 2 | ||
| Maximum Zener Impedance (knee) | ZZK | 600 | Ω | IZK = 1.00 mA | 2 | ||
| Maximum Reverse Leakage Current | IR | 5 | μA | VR = 1.0 V | 2 | ||
| Power Dissipation | PD | 200 | mW | @TA=25°C, mounted on FR-4 PCB, single-sided copper, 100cm2 copper pad area | 1 | ||
| Operating Junction and Storage Temperature Range | TJ | -55 | 150 | °C | 1 | ||
| Typical Thermal Resistance, Junction to Ambient | RθJA | 650 | °C/W | Mounted on FR-4 PCB, single-sided copper, mini pad | 1 |
CAD (KiCad official)
- Symbol:
BZT52-B4V3S_R1_00001 - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
bzt52-b4v3s-r1-00001-etched.step/bzt52-b4v3s-r1-00001-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bzt52-b4v3s-r1-00001.step/bzt52-b4v3s-r1-00001.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: PANJIT International datasheet (6 pp, sha256
655b725ef7eaecb1, 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).