SMA5J18A-E3/5A is out of stock and can be placed on backorder.
Available Substitutes:

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Vishay General Semiconductor - Diodes Division
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Unit Price: $0.13540
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Littelfuse Inc.
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Datasheet
29.2V Clamp 17.1A Ipp Tvs Diode Surface Mount DO-214AC (SMA)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SMA5J18A-E3/5A

DigiKey Part Number
112-SMA5J18A-E3/5ATR-ND - Tape & Reel (TR)
112-SMA5J18A-E3/5ACT-ND - Cut Tape (CT)
112-SMA5J18A-E3/5ADKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
SMA5J18A-E3/5A
Description
TVS DIODE 18VWM 29.2VC DO214AC
Manufacturer Standard Lead Time
9 Weeks
Customer Reference
Detailed Description
29.2V Clamp 17.1A Ipp Tvs Diode Surface Mount DO-214AC (SMA)
Datasheet
 Datasheet
Product Attributes
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Category
Current - Peak Pulse (10/1000µs)
17.1A
Mfr
Power - Peak Pulse
500W
Series
Power Line Protection
No
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Applications
General Purpose
Part Status
Active
Operating Temperature
-55°C ~ 150°C (TJ)
Type
Zener
Mounting Type
Surface Mount
Unidirectional Channels
1
Package / Case
DO-214AC, SMA
Voltage - Reverse Standoff (Typ)
18V
Supplier Device Package
Voltage - Breakdown (Min)
20V
Base Product Number
Voltage - Clamping (Max) @ Ipp
29.2V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMA5J18A-M3/5AVishay General Semiconductor - Diodes Division0SMA5J18A-M3/5A-ND$0.13540Direct
SMAJ18ALittelfuse Inc.1,768SMAJ18ALFTR-ND$0.31000Similar
SZ1SMA18AT3GLittelfuse Inc.0F11508TR-ND$0.45000Similar
SMAJ18ABourns Inc.0SMAJ18ABTR-ND$0.48000Similar
SMAJ18A-TPMCC (Micro Commercial Components)0SMAJ18A-TPMSTR-ND$0.32000Similar
In-Stock: 0
7,500 estimated in stock on 15-Jan-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.67000$0.67
10$0.41400$4.14
100$0.26550$26.55
500$0.20136$100.68
1,000$0.18066$180.66
2,000$0.16324$326.48
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
7,500$0.13729$1,029.67
15,000$0.12674$1,901.10
22,500$0.12137$2,730.83
37,500$0.11533$4,324.88
52,500$0.11438$6,004.95
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.