1SMA4742_R1_00001 is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Panjit International Inc.
In Stock: 0
Unit Price: $0.05400
Datasheet

Parametric Equivalent


MCC (Micro Commercial Components)
In Stock: 0
Unit Price: $0.11758
Datasheet

Parametric Equivalent


Taiwan Semiconductor Corporation
In Stock: 0
Unit Price: $0.09278
Datasheet

Parametric Equivalent


Taiwan Semiconductor Corporation
In Stock: 0
Unit Price: $0.09278
Datasheet

Parametric Equivalent


Taiwan Semiconductor Corporation
In Stock: 0
Unit Price: $0.46000
Datasheet

Parametric Equivalent


Taiwan Semiconductor Corporation
In Stock: 0
Unit Price: $0.07589
Datasheet
Zener Diode 12 V 1 W ±5% Surface Mount DO-214AC (SMA)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

1SMA4742_R1_00001

DigiKey Part Number
3757-1SMA4742_R1_00001TR-ND - Tape & Reel (TR)
3757-1SMA4742_R1_00001CT-ND - Cut Tape (CT)
3757-1SMA4742_R1_00001DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
1SMA4742_R1_00001
Description
DIODE ZENER 12V 1W DO214AC
Manufacturer Standard Lead Time
6 Weeks
Customer Reference
Detailed Description
Zener Diode 12 V 1 W ±5% Surface Mount DO-214AC (SMA)
Datasheet
 Datasheet
EDA/CAD Models
1SMA4742_R1_00001 Models
Product Attributes
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Category
Impedance (Max) (Zzt)
9 Ohms
Mfr
Current - Reverse Leakage @ Vr
100 nA @ 9.1 V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
-55°C ~ 150°C (TJ)
Part Status
Active
Mounting Type
Surface Mount
Voltage - Zener (Nom) (Vz)
Package / Case
Tolerance
±5%
Supplier Device Package
DO-214AC (SMA)
Power - Max
1 W
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (6)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
1SMA4742-AU_R1_000A1Panjit International Inc.03757-1SMA4742-AU_R1_000A1TR-ND$0.05400Parametric Equivalent
SMAJ4742AQ-TPMCC (Micro Commercial Components)0353-SMAJ4742AQ-TPTR-ND$0.11758Parametric Equivalent
1PGSMA4742Taiwan Semiconductor Corporation01801-1PGSMA4742TR-ND$0.09278Parametric Equivalent
1PGSMA4742HTaiwan Semiconductor Corporation01801-1PGSMA4742HTR-ND$0.09278Parametric Equivalent
1SMA4742Taiwan Semiconductor Corporation01801-1SMA4742TR-ND$0.46000Parametric Equivalent
In-Stock: 0
1,800 estimated in stock on 07-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.24000$0.24
10$0.19800$1.98
100$0.16070$16.07
500$0.08000$40.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,800$0.03600$64.80
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.