MMSZ5229B-E3-08 is out of stock and can be placed on backorder.
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Zener Diode 4.3 V 500 mW ±5% Surface Mount SOD-123
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Zener Diode 4.3 V 500 mW ±5% Surface Mount SOD-123
SOD 123

MMSZ5229B-E3-08

DigiKey Part Number
112-MMSZ5229B-E3-08TR-ND - Tape & Reel (TR)
112-MMSZ5229B-E3-08CT-ND - Cut Tape (CT)
112-MMSZ5229B-E3-08DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
MMSZ5229B-E3-08
Description
DIODE ZENER 4.3V 500MW SOD123
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Zener Diode 4.3 V 500 mW ±5% Surface Mount SOD-123
Datasheet
 Datasheet
Product Attributes
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Category
Impedance (Max) (Zzt)
22 Ohms
Mfr
Current - Reverse Leakage @ Vr
5 µA @ 1 V
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Operating Temperature
-55°C ~ 150°C
Part Status
Active
Mounting Type
Surface Mount
Voltage - Zener (Nom) (Vz)
Package / Case
Tolerance
±5%
Supplier Device Package
SOD-123
Power - Max
500 mW
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (10)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MMSZ5229B-7-FDiodes Incorporated0MMSZ5229B-FDITR-ND$0.22000Direct
DDZ9687-7Diodes Incorporated031-DDZ9687-7TR-ND$0.27000Similar
BZV55C3V9Microchip Technology0BZV55C3V9-ND$2.56000Similar
BZT52B4V3-TPMCC (Micro Commercial Components)0BZT52B4V3-TP-ND$0.02900Similar
MMSZ4687-TPMCC (Micro Commercial Components)0MMSZ4687-TPMSTR-ND$0.10000Similar
In-Stock: 0
3,000 estimated in stock on 21-Dec-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.15000$0.15
10$0.10500$1.05
100$0.04700$4.70
500$0.04600$23.00
1,000$0.04400$44.00
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.04588$137.64
6,000$0.04106$246.36
9,000$0.03860$347.40
15,000$0.02500$375.00
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.