SMAJ12A-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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19.9V Clamp 20.1A Ipp Tvs Diode Surface Mount DO-214AC (SMA)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SMAJ12A-E3/5A

DigiKey Part Number
SMAJ12A-E3/5AGITR-ND - Tape & Reel (TR)
SMAJ12A-E3/5AGICT-ND - Cut Tape (CT)
SMAJ12A-E3/5AGIDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
SMAJ12A-E3/5A
Description
TVS DIODE 12VWM 19.9VC DO214AC
Manufacturer Standard Lead Time
9 Weeks
Customer Reference
Detailed Description
19.9V Clamp 20.1A Ipp Tvs Diode Surface Mount DO-214AC (SMA)
Datasheet
 Datasheet
Product Attributes
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Category
Current - Peak Pulse (10/1000µs)
20.1A
Mfr
Power - Peak Pulse
400W
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)
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 (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMAJ12A-M3/5AVishay General Semiconductor - Diodes Division0SMAJ12A-M3/5A-ND$0.08694Direct
SMAJ12AE3/TR13Microchip Technology83150-SMAJ12AE3/TR13TR-ND$0.18000Similar
SMAJ12E3/TR13Microchip Technology0SMAJ12E3/TR13-ND$0.16000Similar
SMAJ12A-TPMCC (Micro Commercial Components)0SMAJ12A-TPMSTR-ND$0.21000Direct
SMAJ12A-TRSTMicroelectronics0497-6503-2-ND$0.41000Similar
In-Stock: 0
7,500 estimated in stock on 30-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.33000$0.33
10$0.22500$2.25
100$0.10100$10.10
500$0.09300$46.50
1,000$0.08000$80.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
7,500$0.06600$495.00
15,000$0.06597$989.55
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.