SMBJ12A-M3/5B is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.36000
Datasheet

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Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.36000
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Littelfuse Inc.
In Stock: 0
Unit Price: $0.47000
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Taiwan Semiconductor Corporation
In Stock: 0
Unit Price: $0.42000
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Diotec Semiconductor
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Unit Price: $0.12000
Datasheet
19.9V Clamp 30.2A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SMBJ12A-M3/5B

DigiKey Part Number
112-SMBJ12A-M3/5BTR-ND - Tape & Reel (TR)
112-SMBJ12A-M3/5BCT-ND - Cut Tape (CT)
112-SMBJ12A-M3/5BDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
SMBJ12A-M3/5B
Description
TVS DIODE 12VWM 19.9VC DO214AA
Manufacturer Standard Lead Time
9 Weeks
Customer Reference
Detailed Description
19.9V Clamp 30.2A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
Datasheet
 Datasheet
Product Attributes
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Category
Current - Peak Pulse (10/1000µs)
30.2A
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)
12V
Supplier Device Package
Voltage - Breakdown (Min)
13.3V
Base Product Number
Voltage - Clamping (Max) @ Ipp
19.9V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (5)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMBJ12D-M3/IVishay General Semiconductor - Diodes Division0SMBJ12D-M3/IGITR-ND$0.36000Direct
SMBJ12A-E3/5BVishay General Semiconductor - Diodes Division0SMBJ12A-E3/5BGITR-ND$0.36000Similar
SACB12Littelfuse Inc.0SACB12TR-ND$0.47000Similar
SMBJ12ATaiwan Semiconductor Corporation0SMBJ12AFSTR-ND$0.42000Direct
P6SMBJ12ADiotec Semiconductor04878-P6SMBJ12ATR-ND$0.12000Similar
In-Stock: 0
3,200 estimated in stock on 07-Dec-2026
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.51000$0.51
10$0.37300$3.73
100$0.25400$25.40
500$0.19900$99.50
1,000$0.17800$178.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,200$0.14500$464.00
6,400$0.14100$902.40
9,600$0.13600$1,305.60
32,000$0.13201$4,224.32
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.