SMBJ18A-E3/5B is out of stock and can be placed on backorder.
Available Substitutes:

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Vishay General Semiconductor - Diodes Division
In Stock: 1,118
Unit Price: $0.78000
Datasheet

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Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.13152
Datasheet

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Littelfuse Inc.
In Stock: 4,163
Unit Price: $1.15000
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MCC (Micro Commercial Components)
In Stock: 3,001
Unit Price: $0.52000
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STMicroelectronics
In Stock: 6,250
Unit Price: $0.70000
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Taiwan Semiconductor Corporation
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Unit Price: $0.67000
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Diotec Semiconductor
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Datasheet
29.2V Clamp 20.5A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SMBJ18A-E3/5B

DigiKey Part Number
SMBJ18A-E3/5BGITR-ND - Tape & Reel (TR)
SMBJ18A-E3/5BGICT-ND - Cut Tape (CT)
SMBJ18A-E3/5BGIDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
SMBJ18A-E3/5B
Description
TVS DIODE 18VWM 29.2VC DO214AA
Manufacturer Standard Lead Time
16 Weeks
Customer Reference
Detailed Description
29.2V Clamp 20.5A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
Datasheet
 Datasheet
Product Attributes
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Category
Current - Peak Pulse (10/1000µs)
20.5A
Mfr
Power - Peak Pulse
600W
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-214AA, SMB
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 (9)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMBJ18D-M3/IVishay General Semiconductor - Diodes Division1,118SMBJ18D-M3/IGITR-ND$0.78000Direct
SMBJ18A-M3/5BVishay General Semiconductor - Diodes Division0SMBJ18A-M3/5B-ND$0.13152Direct
SACB18Littelfuse Inc.4,16318-SACB18TR-ND$1.15000Similar
SMBJ18A-TPMCC (Micro Commercial Components)3,001SMBJ18A-TPMSTR-ND$0.52000Direct
SM6T18ASTMicroelectronics6,250497-7431-2-ND$0.70000Similar
In-Stock: 0
3,200 estimated in stock on 22-Feb-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.56000$0.56
10$0.34800$3.48
50$0.25200$12.60
100$0.22090$22.09
500$0.16602$83.01
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,200$0.12460$398.72
9,600$0.10770$1,033.92