ES2BQ
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.
3D Model
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Symbol & Footprint
Schematic Symbol
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README
markdownES2BQ
Yangzhou Yangjie Elec Tech · Fast Recovery / High Efficiency Diodes · SMB(DO-214AA)
ES2BQ 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 |
|---|---|---|---|---|---|---|---|
| Maximum instantaneous forward voltage drop per diode | VF | 0.95 | V | IFM=2.0A | 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 | IRRM | 5 | μA | VRM=VRRM, Ta=25℃ | 1 | ||
| Maximum DC reverse current at rated DC blocking voltage | IRRM | 100 | μA | VRM=VRRM, Ta=125℃ | 1 | ||
| Repetitive peak reverse voltage | VRRM | 100 | V | 1 | |||
| Average rectified output current | IO | 2 | A | @60Hz sine wave, resistance load, TL (Fig.1) | 1 | ||
| Surge (non-repetitive) forward current | IFSM | 50 | A | @60Hz half-sine wave,1 cycle, Ta=25℃ | 1 | ||
| Storage temperature | Tstg | -55 | 150 | ℃ | 1 | ||
| Junction temperature | TJ | -55 | 150 | ℃ | 1 | ||
| Thermal resistance junction to ambient | RθJ-A | 75 | ℃/W | Mounted on P.C.B. with 0.3" x 0.3" (8.0 mm x 8.0 mm) copper pad areas | 2 | ||
| Thermal resistance junction to lead | RθJ-L | 20 | ℃/W | Mounted on P.C.B. with 0.3" x 0.3" (8.0 mm x 8.0 mm) copper pad areas | 2 | ||
| Typical junction capacitance | CJ | 30 | pF | VR=4V,f=1MHz | 1 |
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:
ES2BQ - Footprint:
Diode_SMD:D_SMB - 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files:
es2bq-etched.step/es2bq-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);es2bq.step/es2bq.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
0e08d0170bf7b900, retrieved 2026-10-22, 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).