MMSZ5231B is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


MCC (Micro Commercial Components)
In Stock: 0
Unit Price: $0.02607
Datasheet

Parametric Equivalent


MCC (Micro Commercial Components)
In Stock: 0
Unit Price: $0.26000

Parametric Equivalent


MCC (Micro Commercial Components)
In Stock: 0
Unit Price: $0.03181
Datasheet

Parametric Equivalent


Comchip Technology
In Stock: 0
Unit Price: $0.04794

Parametric Equivalent


Taiwan Semiconductor Corporation
In Stock: 0
Unit Price: $0.21000
Datasheet

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Panjit International Inc.
In Stock: 0
Unit Price: $0.21000
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Panjit International Inc.
In Stock: 0
Unit Price: $0.13000
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Good-Ark Semiconductor
In Stock: 0
Unit Price: $0.12000
Datasheet
Zener Diode 5.1 V 500 mW ±5% Surface Mount SOD-123
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

MMSZ5231B

DigiKey Part Number
1655-MMSZ5231BTR-ND - Tape & Reel (TR)
1655-MMSZ5231BCT-ND - Cut Tape (CT)
1655-MMSZ5231BDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
MMSZ5231B
Description
DIODE ZENER 5.1V 500MW SOD123
Manufacturer Standard Lead Time
21 Weeks
Customer Reference
Detailed Description
Zener Diode 5.1 V 500 mW ±5% Surface Mount SOD-123
Datasheet
 Datasheet
Product Attributes
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Category
Current - Reverse Leakage @ Vr
5 µA @ 2 V
Mfr
Voltage - Forward (Vf) (Max) @ If
900 mV @ 10 mA
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
SOD-123
Power - Max
500 mW
Base Product Number
Impedance (Max) (Zzt)
17 Ohms
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MMSZ5231B-13PMCC (Micro Commercial Components)0353-MMSZ5231B-13P-ND$0.02607Parametric Equivalent
MMSZ5231BHE3-TPMCC (Micro Commercial Components)0353-MMSZ5231BHE3-TPTR-ND$0.26000Parametric Equivalent
MMSZ5231C-TPMCC (Micro Commercial Components)0353-MMSZ5231C-TP-ND$0.03181Parametric Equivalent
MMSZ5231B-HFComchip Technology0641-MMSZ5231B-HFTR-ND$0.04794Parametric Equivalent
MMSZ5231BH RHGTaiwan Semiconductor Corporation01801-MMSZ5231BHRHGTR-ND$0.21000Parametric Equivalent
In-Stock: 0
3,000 estimated in stock on 14-Jun-2027
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All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.21000$0.21
10$0.13000$1.30
100$0.08020$8.02
500$0.05860$29.30
1,000$0.05158$51.58
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.04263$127.89
6,000$0.03811$228.66
9,000$0.03580$322.20
15,000$0.03321$498.15
21,000$0.03167$665.07
30,000$0.03017$905.10
75,000$0.02689$2,016.75
150,000$0.02486$3,729.00
300,000$0.02315$6,945.00
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.