GR3MB
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.
| Name | Last updated |
|---|---|
| docs | 10d ago |
| viewers | 10d ago |
| gr3mb-etched.glb | 10d ago |
| gr3mb-etched.step | 10d ago |
| gr3mb-hero.glb | 10d ago |
| gr3mb-hero.overlay.json | 10d ago |
| gr3mb.glb | 10d ago |
| gr3mb.kicad_mod | 10d ago |
| gr3mb.kicad_sym | 10d ago |
| gr3mb.lbr | 10d ago |
| gr3mb.step | 10d ago |
| package.json | 10d ago |
| page.json | 10d ago |
| README.md | 10d ago |
GR3MB
Yangzhou Yangjie Elec Tech · Fast Recovery / High Efficiency Diodes · SMB(DO-214AA)
GR3MB 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 | 1000 | V | GR3MB column | 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 | 1.3 | V | IFM=3.0A | 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 | 100 | μA | @ VRM=VRRM, Ta=125℃ | 1 | ||
| Typical thermal resistance, junction to ambient | RθJ-A | 75 | ℃/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 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | tin | ● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102 | 1 |
CAD (KiCad official)
- Symbol:
GR3MB - Footprint:
Diode_SMD:D_SMB - 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files:
gr3mb-etched.step/gr3mb-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gr3mb.step/gr3mb.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
45fbda0819a98d98, retrieved 2026-10-16, 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).