SM4T12AY is out of stock and can be placed on backorder.
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Datasheet
21.7V Clamp 106A (8/20µs) Ipp Tvs Diode Surface Mount DO-214AC (SMA)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SM4T12AY

DigiKey Part Number
497-11790-2-ND - Tape & Reel (TR)
497-11790-1-ND - Cut Tape (CT)
497-11790-6-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
SM4T12AY
Description
TVS DIODE 10VWM 21.7VC DO214AC
Manufacturer Standard Lead Time
21 Weeks
Customer Reference
Detailed Description
21.7V Clamp 106A (8/20µs) Ipp Tvs Diode Surface Mount DO-214AC (SMA)
Datasheet
 Datasheet
EDA/CAD Models
SM4T12AY Models
Product Attributes
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Category
Current - Peak Pulse (10/1000µs)
106A (8/20µs)
Mfr
Power - Peak Pulse
400W
Series
Power Line Protection
No
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
-55°C ~ 150°C (TJ)
Part Status
Active
Grade
Automotive
Type
Zener
Qualification
AEC-Q101
Unidirectional Channels
1
Mounting Type
Surface Mount
Voltage - Reverse Standoff (Typ)
10V
Package / Case
DO-214AC, SMA
Voltage - Breakdown (Min)
11.1V
Supplier Device Package
Voltage - Clamping (Max) @ Ipp
21.7V
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMAJ10A/TR7YAGEO1,00013-SMAJ10A/TR7TR-ND$0.34000Similar
SMAJ10A/TR13YAGEO013-SMAJ10A/TR13TR-ND$0.38000Similar
TPSMA6L10ALittelfuse Inc.0F6149TR-ND$0.51000Similar
SMAJ10AHEaton - Electronics Division0283-SMAJ10AHTR-ND$0.06913Similar
In-Stock: 0
5,000 estimated in stock on 15-Mar-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.66000$0.66
10$0.47900$4.79
100$0.32800$32.80
500$0.25900$129.50
1,000$0.22300$223.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
5,000$0.21233$1,061.65
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.