component
BAT46W-HE3-18
Public Made by Adomby adom
Vishay Intertech Schottky Barrier Diodes (SBD), SOD-123. 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
markdownBAT46W-HE3-18
Vishay Intertech · Schottky Barrier Diodes (SBD) · SOD-123
BAT46W-HE3-18 from Vishay Intertech, in a SOD-123. 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 | SOD-123 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse breakdown voltage | V(BR) | 100 | V | IR = 100 μA (pulsed) | 2 | ||
| Leakage current | IR | 0.5 | μA | VR = 1.5 V | 2 | ||
| Leakage current | IR | 5 | μA | VR = 1.5 V, Tj = 60 °C | 2 | ||
| Leakage current | IR | 0.8 | μA | VR = 10 V | 2 | ||
| Leakage current | IR | 7.5 | μA | VR = 10 V, Tj = 60 °C | 2 | ||
| Leakage current | IR | 2 | μA | VR = 50 V | 2 | ||
| Leakage current | IR | 15 | μA | VR = 50 V, Tj = 60 °C | 2 | ||
| Leakage current | IR | 20 | μA | VR = 75 V, Tj = 60 °C | 2 | ||
| Forward voltage | VF | 250 | mV | IF = 0.1 mA | 2 | ||
| Forward voltage | VF | 450 | mV | IF = 10 mA | 2 | ||
| Forward voltage | VF | 1000 | mV | IF = 250 mA | 2 | ||
| Diode capacitance | CD | 10 | pF | VR = 0 V, f = 1 MHz | 2 | ||
| Diode capacitance | CD | 6 | pF | VR = 1 V, f = 1 MHz | 2 | ||
| Repetitive peak reverse voltage | VRRM | 100 | V | 1 | |||
| Forward continuous current | IF | 150 | mA | 1 | |||
| Repetitive peak forward current | IFRM | 350 | mA | tp < 1 s, δ < 0.5 | 1 | ||
| Surge forward current | IFSM | 750 | mA | tp < 10 ms | 1 | ||
| Power dissipation | Ptot | 150 | mW | Tamb = 65 °C | 1 | ||
| Thermal resistance junction to ambient air | RthJA | 300 | K/W | 1 | |||
| Junction temperature | Tj | 125 | °C | 1 | |||
| Operating temperature range | Top | -55 | 125 | °C | 1 | ||
| Storage temperature range | Tstg | -55 | 150 | °C | 1 |
CAD (KiCad official)
- Symbol:
BAT46W-HE3-18 - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files:
bat46w-he3-18-etched.step/bat46w-he3-18-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bat46w-he3-18.step/bat46w-he3-18.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (4 pp, sha256
4ea57faf33043a9d, retrieved 2026-10-27, tier: manufacturer) - 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).