
For Reference Only
Part Number | SMF40A-E3-18 |
OEMstron Part # | SMF40A-E3-18 |
Manufacturer | Vishay Semiconductor Diodes Division |
Category | Power › Circuit Protection › TVS - Diodes |
Description | TVS DIODE 40V 64.5V DO219AB |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | SMF40A-E3-18 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 22 - Mar 27 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
SMF40A-E3-18 Specifications
Part Number | SMF40A-E3-18 | |
Brand | Vishay Semiconductor Diodes Division | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Power | |
Category | Circuit Protection | |
Subcategory | TVS - Diodes | |
Manufacturer | Vishay Semiconductor Diodes Division | |
Series | - | |
Type | Zener | |
Unidirectional Channels | 1 | |
Bidirectional Channels | - | |
Voltage - Reverse Standoff (Typ) | 40V | |
Voltage - Breakdown (Min) | 44.4V | |
Voltage - Clamping (Max) @ Ipp | 64.5V | |
Current - Peak Pulse (10/1000µs) | 3.1A | |
Power - Peak Pulse | 200W | |
Power Line Protection | No | |
Applications | General Purpose | |
Capacitance @ Frequency | 172pF @ 1MHz | |
Operating Temperature | -65°C ~ 175°C (TJ) | |
Mounting Type | Surface Mount | |
Package / Case | DO-219AB | |
Supplier Device Package | SMF (DO-219AB) |
SMF40A-E3-18 Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
SMF40A-E3-18 D# V36:1790_18315229 Vishay Intertechnologies |
ESD Suppressor Diode TVS Uni-Dir 40V 2-Pin SMF T/R |
Americas - 0 |
Part Number | Description | Stock |
SMF40A-E3-18 D# SMF40A-E3-18 Vishay Intertechnologies |
ESD PROTECTION DIODE SMF DO219-E3 - Tape and Reel (Alt: SMF40A-E3-18) RoHS: Compliant
|
Americas - 0 |
Part Number | Description | Stock |
SMF40A-E3-18 D# SMF40A-E3-18-ND Vishay Semiconductors |
TVS DIODE 40V 64.5V DO219AB |
Temporarily Out of Stock |
Part Number | Description | Stock |
SMF40A-E3-18 D# 78-SMF40A-E3-18 Vishay Intertechnologies |
ESD Suppressors / TVS Diodes 1000watt 40volt RoHS: Compliant
|
49900 |
Part Number | Description | Stock |
SMF40A-E3-18 Vishay Intertechnologies |
ESD Suppressors / TVS Diodes 1000watt 40volt pbFree: Pb-Free
|
Americas - 0 |
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