SMCJ18CA-TR is out of stock and can be placed on backorder.
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39.3V Clamp 254A (8/20µs) Ipp Tvs Diode Surface Mount SMC
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SMCJ18CA-TR

DigiKey Part Number
497-SMCJ18CA-TR-ND - Tape & Reel (TR)
497-SMCJ18CA-CT-ND - Cut Tape (CT)
497-SMCJ18CA-DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
SMCJ18CA-TR
Description
TVS DIODE 18VWM 39.3VC SMC
Manufacturer Standard Lead Time
13 Weeks
Customer Reference
Detailed Description
39.3V Clamp 254A (8/20µs) Ipp Tvs Diode Surface Mount SMC
Datasheet
 Datasheet
EDA/CAD Models
SMCJ18CA-TR Models
Product Attributes
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Category
Current - Peak Pulse (10/1000µs)
254A (8/20µs)
Mfr
Power - Peak Pulse
1500W (1.5kW)
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
Bidirectional Channels
1
Package / Case
DO-214AB, SMC
Voltage - Reverse Standoff (Typ)
18V
Supplier Device Package
Voltage - Breakdown (Min)
20V
Base Product Number
Voltage - Clamping (Max) @ Ipp
39.3V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (25)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SMCJ18CALittelfuse Inc.0SMCJ18CALFTR-ND$0.38000Similar
TPSMD18CALittelfuse Inc.0TPSMD18CA-ND$0.47540Similar
SMCJ17CA-13-FDiodes Incorporated031-SMCJ17CA-13-FTR-ND$1.47000Similar
SMCJ18CA-13-FDiodes Incorporated0SMCJ18CA-FDITR-ND$0.72000Similar
SMCJ18CA-E3/57TVishay General Semiconductor - Diodes Division0SMCJ18CA-E3/57TGITR-ND$0.41000Similar
In-Stock: 0
1,377 estimated in stock on 18-Jan-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.18000$1.18
10$0.74200$7.42
100$0.48770$48.77
500$0.37854$189.27
1,000$0.34338$343.38
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$0.29188$729.70
5,000$0.27652$1,382.60
12,500$0.25604$3,200.50
25,000$0.25350$6,337.50
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.