component
DL5236B
Public Made by Adomby adom
YONGYUTAI 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.
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
markdownDL5236B
YONGYUTAI · Zener Diodes · LL-34
DL5236B from YONGYUTAI, 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 | YONGYUTAI |
| 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 |
|---|---|---|---|---|---|---|---|
| Zener impedance ZZT at IZT | ZZT | 6 | Ohms | IZT=20 mA | 2 | ||
| Zener impedance ZZK at IZK | ZZK | 500 | Ohms | IZK=0.25 mA | 2 | ||
| Maximum regulator current | IZM | 61 | mA | 2 | |||
| Maximum reverse leakage current | IR | 3 | µA | VR=6.0 V | 2 | ||
| Zener voltage tolerance (suffix B) | -5 | 5 | % | Suffix B | 2 | ||
| Power dissipation | Ptot | 500 | mW | Tamb=25 C (Note 1) | 1 | ||
| Junction temperature | Tj | 200 | C | 1 | |||
| Storage temperature range | TSTG | -65 | 200 | C | 1 | ||
| Thermal resistance junction ambient | RθJA | 0.3 | K/mW | Note 1 (leads at 10 mm from case kept at ambient) | 1 | ||
| Forward voltage | VF | 1.1 | V | IF=200 mA | 1 | ||
| Typical temperature coefficient | 0.062 | %/ C | 2 | ||||
| Nominal Zener voltage | VZ | 7.5 | V | Vz@IZT, IZT=20 mA | 2 |
CAD (KiCad official)
- Symbol:
DL5236B - Footprint:
Diode_SMD:D_MiniMELF - 3D model: LL-34 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: YONGYUTAI datasheet (3 pp, sha256
d741924a98eeecea, 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).