1KSMB15A is out of stock and can be placed on backorder.
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21.2V Clamp 47.2A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

1KSMB15A

DigiKey Part Number
1KSMB15ATR-ND - Tape & Reel (TR)
1KSMB15ACT-ND - Cut Tape (CT)
1KSMB15ADKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
1KSMB15A
Description
TVS DIODE 12.8VWM 21.2V DO214AA
Manufacturer Standard Lead Time
35 Weeks
Customer Reference
Detailed Description
21.2V Clamp 47.2A Ipp Tvs Diode Surface Mount DO-214AA (SMBJ)
Datasheet
 Datasheet
EDA/CAD Models
1KSMB15A Models
Product Attributes
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Category
Current - Peak Pulse (10/1000µs)
47.2A
Mfr
Power - Peak Pulse
1000W (1kW)
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)
12.8V
Supplier Device Package
Voltage - Breakdown (Min)
14.3V
Base Product Number
Voltage - Clamping (Max) @ Ipp
21.2V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (11)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SZP6SMB15AT3GLittelfuse Inc.28,969F11611TR-ND$0.85000Similar
1.0SMB15A/TR13YAGEO2,99313-1.0SMB15A/TR13TR-ND$0.40000Similar
1.0SMB15A/TR7YAGEO013-1.0SMB15A/TR7TR-ND$0.11522Similar
P6SMB15A-E3/52Vishay General Semiconductor - Diodes Division7,343P6SMB15A-E3/52GITR-ND$0.56000Similar
P6SMB15A-E3/5BVishay General Semiconductor - Diodes Division3,135112-P6SMB15A-E3/5BTR-ND$0.56000Similar
In-Stock: 0
2,972 expected in stock on 17-May-2027
28 estimated in stock on 03-Sep-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.04000$1.04
10$0.65000$6.50
50$0.47900$23.95
100$0.42360$42.36
500$0.32598$162.99
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.21213$636.39
9,000$0.19100$1,719.00
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.