Single Zener Diodes

Explore Single Zener Diodes parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

Mfr. Part #	Availability	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
1N4549RB DIODE ZENER 3.9V 50W DO5 Microchip Technology	4,780	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	3.9 V	±5%	50 W	0.16 Ohms	150 µA @ 500 mV	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4550B DIODE ZENER 4.3V 500MW DO5 Microchip Technology	8,378	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	4.3 V	±5%	500 mW	0.16 Ohms	150 µA @ 500 mV	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4550RB DIODE ZENER 4.3V 500MW DO5 Microchip Technology	9,551	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	4.3 V	±5%	500 mW	0.16 Ohms	150 µA @ 500 mV	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4551B DIODE ZENER 4.7V 500MW DO5 Microchip Technology	4,621	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	4.7 V	±5%	500 mW	0.12 Ohms	100 µA @ 1 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4551RB DIODE ZENER 4.7V 500MW DO5 Microchip Technology	8,455	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	4.7 V	±5%	500 mW	0.12 Ohms	100 µA @ 1 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4552RB DIODE ZENER 5.1V 500MW DO5 Microchip Technology	2,410	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	5.1 V	±5%	500 mW	0.12 Ohms	20 µA @ 1 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4553RB DIODE ZENER 5.6V 500MW DO5 Microchip Technology	8,685	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	5.6 V	±5%	500 mW	0.12 Ohms	20 µA @ 1 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4554A DIODE ZENER 6.2V 50W DO5 Microchip Technology	2,197	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	6.2 V	±10%	50 W	0.14 Ohms	20 µA @ 2 V	1.5 V @ 10 A	-65°C ~ 175°C (TJ)	-	-	Stud Mount	DO-5 (DO-203AB)
1N4554B DIODE ZENER 6.2V 500MW DO5 Microchip Technology	6,931	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Discontinued at Digi-Key	6.2 V	±5%	500 mW	0.14 Ohms	20 µA @ 2 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4550A DIODE ZENER 4.3V 50W DO5 Microchip Technology	2,063	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	4.3 V	±10%	50 W	0.16 Ohms	150 µA @ 500 mV	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Stud Mount	DO-5 (DO-203AB)
1N4551A DIODE ZENER 4.7V 50W DO5 Microchip Technology	3,522	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	4.7 V	±10%	50 W	0.12 Ohms	100 µA @ 1 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Stud Mount	DO-5 (DO-203AB)
1N4552A DIODE ZENER 5.1V 50W DO5 Microchip Technology	9,421	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	5.1 V	±10%	50 W	0.12 Ohms	20 µA @ 1 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Stud Mount	DO-5 (DO-203AB)
1N4553A DIODE ZENER 5.6V 50W DO5 Microchip Technology	2,541	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	5.6 V	±10%	50 W	0.12 Ohms	20 µA @ 1 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Stud Mount	DO-5 (DO-203AB)
1N4555B DIODE ZENER 6.8V 500MW DO5 Microchip Technology	6,441	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	6.8 V	±5%	500 mW	0.16 Ohms	10 µA @ 2 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4555RB DIODE ZENER 6.8V 500MW DO5 Microchip Technology	6,585	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	6.8 V	±5%	500 mW	0.16 Ohms	10 µA @ 2 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4556B DIODE ZENER 7.5V 500MW DO5 Microchip Technology	3,601	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	7.5 V	±5%	500 mW	0.24 Ohms	10 µA @ 3 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4556RB DIODE ZENER 7.5V 500MW DO5 Microchip Technology	4,251	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	7.5 V	±5%	500 mW	0.24 Ohms	10 µA @ 3 V	1.5 V @ 10 A	-65°C ~ 175°C	-	-	Chassis, Stud Mount	DO-5
1N4555A DIODE ZENER 6.8V 50W DO5 Microchip Technology	8,453	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	6.8 V	±10%	50 W	0.16 Ohms	10 µA @ 2 V	1.5 V @ 10 A	-65°C ~ 175°C (TJ)	-	-	Stud Mount	DO-5 (DO-203AB)
1N4556A DIODE ZENER 7.5V 50W DO5 Microchip Technology	3,510	RFQ	Datasheet	-	DO-203AB, DO-5, Stud	Bulk	Active	7.5 V	±10%	50 W	0.24 Ohms	10 µA @ 3 V	1.5 V @ 10 A	-65°C ~ 175°C (TJ)	-	-	Stud Mount	DO-5 (DO-203AB)
1N3993E3 DIODE ZENER 3.9V 10W DO4 Microchip Technology	6,194	RFQ	Datasheet	-	DO-203AA, DO-4, Stud	Bulk	Active	3.9 V	±5%	10 W	2 Ohms	100 µA @ 500 mV	1.5 V @ 2 A	-65°C ~ 175°C (TJ)	-	-	Stud Mount	DO-4 (DO-203AA)

FAQ

Frequently Asked Questions

What are Single Zener Diodes components used for?

Single Zener Diodes components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Single Zener Diodes part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Single Zener Diodes parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.