component
SS520B
Public Made by Adomby adom
hongjiacheng Schottky Diodes, SMB. 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
markdownSS520B
hongjiacheng · Schottky Diodes · SMB
SS520B from hongjiacheng, in a SMB. 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 | hongjiacheng |
| Package | SMB |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 200 | V | 1 | |||
| Maximum DC blocking Voltage | VDC | 200 | V | 1 | |||
| Maximum RMS Voltage | VRMS | 140 | V | 1 | |||
| Maximum Average Forward Rectified Current | IF(AV) | 5 | A | @60Hz sinewave, Resistance load, TL (Fig.1) | 1 | ||
| Non-repetitive Peak Forward Surge Current | IFSM | 120 | A | @ t=8.3ms Half-sine wave | 1 | ||
| Storage temperature | Tstg | -55 | 150 | ℃ | 1 | ||
| Maximum instantaneous forward voltage | VF | 0.95 | V | IF=5.0A | 2 | ||
| Maximum DC reverse current at rated DC blocking voltage (TA=25℃) | IR1 | 0.05 | mA | VR=VDC, TA=25℃ | 2 | ||
| Maximum DC reverse current at rated DC blocking voltage (TA=100℃) | IR2 | 5 | mA | VR=VDC, TA=100℃ | 2 | ||
| Typical Thermal Resistance junction to ambient | RθJ-A | 60 | ℃/W | 1 | |||
| Typical Thermal Resistance junction to lead | RθJ-L | 22 | ℃/W | 1 |
CAD (KiCad official)
- Symbol:
SS520B - Footprint:
Diode_SMD:D_SMB - 3D model: SMB (KiCad packages3D, STEP)
- 3D model files:
ss520b-etched.step/ss520b-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ss520b.step/ss520b.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: hongjiacheng datasheet (3 pp, sha256
bc9d64aef0307aa1, retrieved 2026-10-21, 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).