SML4746A-E3/5A is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Vishay General Semiconductor - Diodes Division
In Stock: 508
Unit Price: $0.51000
Datasheet

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Diodes Incorporated
In Stock: 0
Unit Price: $0.34000
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MCC (Micro Commercial Components)
In Stock: 4,792
Unit Price: $0.24000
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MCC (Micro Commercial Components)
In Stock: 0
Unit Price: $0.32000
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onsemi
In Stock: 15,000
Unit Price: $0.73000
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Central Semiconductor Corp
In Stock: 0
Unit Price: $0.48000
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Diotec Semiconductor
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Unit Price: $0.37000
Datasheet
Zener Diode 18 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.

SML4746A-E3/5A

DigiKey Part Number
SML4746A-E3/5AGITR-ND - Tape & Reel (TR)
SML4746A-E3/5AGICT-ND - Cut Tape (CT)
SML4746A-E3/5AGIDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
SML4746A-E3/5A
Description
DIODE ZENER 18V 1W DO214AC
Manufacturer Standard Lead Time
7 Weeks
Customer Reference
Detailed Description
Zener Diode 18 V 1 W ±5% Surface Mount DO-214AC (SMA)
Datasheet
 Datasheet
Product Attributes
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Category
Impedance (Max) (Zzt)
20 Ohms
Mfr
Current - Reverse Leakage @ Vr
5 µA @ 13.7 V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
150°C
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 (7)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
SML4746A-E3/61Vishay General Semiconductor - Diodes Division508SML4746A-E3/61GITR-ND$0.51000Direct
SMAZ18-13-FDiodes Incorporated0SMAZ18-FDITR-ND$0.34000Similar
SMAJ4746A-TPMCC (Micro Commercial Components)4,792SMAJ4746A-TPTR-ND$0.24000Direct
SMAZ18-TPMCC (Micro Commercial Components)0SMAZ18-TPMSTR-ND$0.32000Similar
SZ1SMA5931BT3Gonsemi15,000SZ1SMA5931BT3GOSTR-ND$0.73000Similar
In-Stock: 0
7,500 estimated in stock on 07-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.55000$0.55
10$0.38700$3.87
100$0.29400$29.40
500$0.23000$115.00
1,000$0.18400$184.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
7,500$0.13700$1,027.50
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.