1SMB5942B-13 is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Diodes Incorporated
In Stock: 0
Unit Price: $0.43000
Datasheet

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Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.16054
Datasheet

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Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.52000
Datasheet

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Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.17288
Datasheet

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Vishay General Semiconductor - Diodes Division
In Stock: 0
Unit Price: $0.16486
Datasheet

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Microsemi Corporation
In Stock: 0
Unit Price: $0.00000
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Direct


onsemi
In Stock: 0
Unit Price: $0.30000
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Parametric Equivalent


onsemi
In Stock: 0
Unit Price: $0.79000
Datasheet
Zener Diode 51 V 3 W ±5% Surface Mount SMB
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Zener Diode 51 V 3 W ±5% Surface Mount SMB
DO-214AA

1SMB5942B-13

DigiKey Part Number
31-1SMB5942B-13TR-ND - Tape & Reel (TR)
31-1SMB5942B-13CT-ND - Cut Tape (CT)
31-1SMB5942B-13DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
1SMB5942B-13
Description
DIODE ZENER 51V 3W SMB
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Zener Diode 51 V 3 W ±5% Surface Mount SMB
Datasheet
 Datasheet
Product Attributes
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Category
Current - Reverse Leakage @ Vr
1 µA @ 38.8 V
Mfr
Voltage - Forward (Vf) (Max) @ If
1.5 V @ 200 mA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
-65°C ~ 150°C
Part Status
Active
Mounting Type
Surface Mount
Voltage - Zener (Nom) (Vz)
Package / Case
Tolerance
±5%
Supplier Device Package
SMB
Power - Max
3 W
Base Product Number
Impedance (Max) (Zzt)
70 Ohms
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
1SMB5942B-13Diodes Incorporated031-1SMB5942B-13TR-ND$0.43000Parametric Equivalent
SMBZ5942B-E3/52Vishay General Semiconductor - Diodes Division0SMBZ5942B-E3/52-ND$0.16054Similar
SMBZ5942B-E3/5BVishay General Semiconductor - Diodes Division0112-SMBZ5942B-E3/5BTR-ND$0.52000Similar
SMBZ5942B-M3/52Vishay General Semiconductor - Diodes Division0SMBZ5942B-M3/52-ND$0.17288Similar
SMBZ5942B-M3/5BVishay General Semiconductor - Diodes Division0SMBZ5942B-M3/5B-ND$0.16486Similar
Available To Order
Factory Stock: 81,000
3,000 estimated in stock on 11-Jan-2027

This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.

All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.43000$0.43
10$0.29100$2.91
100$0.19700$19.70
500$0.15400$77.00
1,000$0.13500$135.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.09850$295.50
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.