T15B18AHM3
Public Made by Adomby adom
Vishay Intertech ESD And Surge Protection (TVS/ESD), DO-214AA(SMB). 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
markdownT15B18AHM3
Vishay Intertech · ESD And Surge Protection (TVS/ESD) · DO-214AA(SMB)
T15B18AHM3 from Vishay Intertech, in a DO-214AA(SMB). 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-214AA(SMB) |
| Category | Circuit Protection |
| 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 reverse leakage at VWM | IR | 1 | μA | at VWM | 2 | ||
| Maximum reverse leakage at VWM, TJ = 150 °C | ID | 10 | μA | at VWM, TJ = 150 °C | 2 | ||
| Breakdown voltage | VBR | 17.1 | 18 | 18.9 | V | at IT = 1.0 mA | 2 |
| Maximum peak pulse surge current | IPPM | 60.8 | A | 2 | |||
| Maximum clamping voltage | VC | 25.5 | V | at IPPM | 2 | ||
| Peak pulse power dissipation | PPPM | 1500 | W | 10/1000 μs waveform (fig.1), non-repetitive | 1 | ||
| Operating junction and storage temperature range | TJ, TSTG | -65 | 185 | °C | 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: matte tin plated leads, solderable per J-STD-002 and JESD 22-B102 | 1 |
CAD (KiCad official)
- Symbol:
T15B18AHM3 - Footprint:
Diode_SMD:D_SMB - 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
- 3D model files:
t15b18ahm3-etched.step/t15b18ahm3-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);t15b18ahm3.step/t15b18ahm3.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Vishay Intertech datasheet (5 pp, sha256
a308d394d9c65a79, 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).