MURS340-E3
Public Made by Adomby adom
Vishay Intertech Fast Recovery / High Efficiency Diodes, DO-214AB(SMC). 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
markdownMURS340-E3
Vishay Intertech · Fast Recovery / High Efficiency Diodes · DO-214AB(SMC)
MURS340-E3 from Vishay Intertech, in a DO-214AB(SMC). 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 | Vishay Intertech |
| Package | DO-214AB(SMC) |
| 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 | 400 | V | 1 | |||
| Working peak reverse voltage | VRWM | 400 | V | 1 | |||
| Maximum DC blocking voltage | VDC | 400 | V | 1 | |||
| Maximum average forward rectified current | IF(AV) | 3 | A | TL = 130 °C | 1 | ||
| Maximum average forward rectified current | IF(AV) | 4 | A | TL = 115 °C | 1 | ||
| Peak forward surge current | IFSM | 125 | A | 8.3 ms single half sine-wave superimposed on rated load | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -65 | 175 | °C | 1 | ||
| Maximum instantaneous forward voltage | VF | 1.25 | V | IF = 3.0 A, TJ = 25 °C; pulse test tp = 300 μs, duty cycle ≤ 2 % | 2 | ||
| Maximum instantaneous forward voltage | VF | 1.28 | V | IF = 4.0 A; pulse test tp = 300 μs, duty cycle ≤ 2 % | 2 | ||
| Maximum instantaneous forward voltage | VF | 1.05 | V | IF = 3.0 A, TJ = 150 °C; pulse test tp = 300 μs, duty cycle ≤ 2 % | 2 | ||
| Maximum instantaneous reverse current at rated DC blocking voltage | IR | 10 | μA | TJ = 25 °C; pulse test tp = 300 μs, duty cycle ≤ 2 % | 2 | ||
| Maximum instantaneous reverse current at rated DC blocking voltage | IR | 250 | μA | TJ = 150 °C; pulse test tp = 300 μs, duty cycle ≤ 2 % | 2 | ||
| Maximum reverse recovery time | trr | 50 | ns | IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A | 2 | ||
| Maximum reverse recovery time | trr | 75 | ns | IF = 1.0 A, dI/dt = 50 A/μs, VR = 30 V, Irr = 10 % IRM | 2 | ||
| Maximum forward recovery time | tfr | 25 | ns | IF = 1.0 A, dI/dt = 100 A/μs, recovery to 1.0 V | 2 | ||
| Typical thermal resistance junction to lead | RθJL | 11 | °C/W | 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: matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 | 1 |
CAD (KiCad official)
- Symbol:
MURS340-E3 - Footprint:
Diode_SMD:D_SMC - 3D model: DO-214AB(SMC) (KiCad packages3D, STEP)
- 3D model files:
murs340-e3-etched.step/murs340-e3-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);murs340-e3.step/murs340-e3.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (5 pp, sha256
b56217ee3f495b0c, 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).