Single Zener Diodes

Use the filters and product table below to compare Single Zener Diodes components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Voltage - Zener (Nom) (Vz)	Tolerance	Power - Max	Impedance (Max) (Zzt)	Current - Reverse Leakage @ Vr	Voltage - Forward (Vf) (Max) @ If	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
MMSZ5242B-7 DIODE ZENER 12V 500MW SOD123 Diodes Incorporated	3,933	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	12 V	±5%	500 mW	30 Ohms	1 µA @ 9.1 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5245B-7 DIODE ZENER 15V 500MW SOD123 Diodes Incorporated	6,428	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	15 V	±5%	500 mW	16 Ohms	100 nA @ 11 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5246B-7 DIODE ZENER 16V 500MW SOD123 Diodes Incorporated	2,342	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	16 V	±5%	500 mW	17 Ohms	100 nA @ 12 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5248B-7 DIODE ZENER 18V 500MW SOD123 Diodes Incorporated	6,425	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	18 V	±5%	500 mW	21 Ohms	100 nA @ 14 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5251B-7 DIODE ZENER 22V 500MW SOD123 Diodes Incorporated	7,102	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	22 V	±5%	500 mW	29 Ohms	100 nA @ 17 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5252B-7 DIODE ZENER 24V 500MW SOD123 Diodes Incorporated	6,233	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	24 V	±5%	500 mW	33 Ohms	100 nA @ 18 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5254B-7 DIODE ZENER 27V 500MW SOD123 Diodes Incorporated	7,860	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	27 V	±5%	500 mW	41 Ohms	100 nA @ 21 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5257B-7 DIODE ZENER 33V 500MW SOD123 Diodes Incorporated	2,600	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	33 V	±5%	500 mW	58 Ohms	100 nA @ 25 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5258B-7 DIODE ZENER 36V 500MW SOD123 Diodes Incorporated	3,422	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	36 V	±5%	500 mW	70 Ohms	100 nA @ 27 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123
MMSZ5259B-7 DIODE ZENER 39V 500MW SOD123 Diodes Incorporated	7,309	-	RFQ	Datasheet	-	SOD-123	Tape & Reel (TR)	Discontinued at Digi-Key	39 V	±5%	500 mW	80 Ohms	100 nA @ 30 V	900 mV @ 10 mA	-65°C ~ 150°C	-	-	Surface Mount	SOD-123

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FREQUENTLY ASKED QUESTIONS

Single Zener Diodes FAQ

Common questions about filtering, comparing and sourcing Single Zener Diodes components.

How can I narrow the Single Zener Diodes selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Single Zener Diodes part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.