component
MURS320B
Public Made by Adomby adom
Yangzhou Yangjie Elec Tech Fast Recovery / High Efficiency Diodes, SMB(DO-214AA). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20260206
| Name | Last updated |
|---|---|
| docs | 10d ago |
| viewers | 10d ago |
| murs320b-etched.glb | 10d ago |
| murs320b-etched.step | 10d ago |
| murs320b-hero.glb | 10d ago |
| murs320b-hero.overlay.json | 10d ago |
| murs320b.glb | 10d ago |
| murs320b.kicad_mod | 10d ago |
| murs320b.kicad_sym | 10d ago |
| murs320b.lbr | 10d ago |
| murs320b.step | 10d ago |
| package.json | 10d ago |
| page.json | 10d ago |
| README.md | 10d ago |
MURS320B
Yangzhou Yangjie Elec Tech · Fast Recovery / High Efficiency Diodes · SMB(DO-214AA)
MURS320B from Yangzhou Yangjie Elec Tech, in a SMB(DO-214AA). 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 | Yangzhou Yangjie Elec Tech |
| Package | SMB(DO-214AA) |
| 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 |
|---|---|---|---|---|---|---|---|
| Repetitive peak reverse voltage | VRRM | 200 | V | 1 | |||
| Average rectified output current | IO | 3 | A | @60Hz sine wave, resistance load, TL (Fig.1) | 1 | ||
| Surge (non-repetitive) forward current | IFSM | 100 | A | @60Hz half-sine wave, 1 cycle, Ta=25℃ | 1 | ||
| Storage temperature | Tstg | -55 | 150 | ℃ | 1 | ||
| Junction temperature | Tj | -55 | 150 | ℃ | 1 | ||
| Maximum instantaneous forward voltage drop per diode | VF | 0.92 | V | IFM=3.0A | 1 | ||
| Maximum reverse recovery time | trr | 35 | ns | IF=0.5A, IR=1.0A, Irr=0.25A | 1 | ||
| Maximum DC reverse current at rated DC blocking voltage per diode, Ta=25℃ | IRRM | 5 | μA | @ VRM=VRRM, Ta=25℃ | 1 | ||
| Maximum DC reverse current at rated DC blocking voltage per diode, Ta=125℃ | IRRM | 50 | μA | @ VRM=VRRM, Ta=125℃ | 1 | ||
| Typical thermal resistance, junction to ambient | RθJ-A | 60 | ℃/W | Junction to ambient, mounted on P.C.B. with 0.3" x 0.3" (8.0 mm x 8.0 mm) copper pad areas | 2 | ||
| Typical thermal resistance, junction to lead | RθJ-L | 20 | ℃/W | Junction to lead, mounted on P.C.B. with 0.3" x 0.3" (8.0 mm x 8.0 mm) copper pad areas | 2 |
CAD (KiCad official)
- Symbol:
MURS320B - Footprint:
Diode_SMD:D_SMB - 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files:
murs320b-etched.step/murs320b-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);murs320b.step/murs320b.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Yangzhou Yangjie Elec Tech datasheet (5 pp, sha256
f9618ab676fa91a5, retrieved 2026-10-15, 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).