1N4746A
DIODE ZENER 18V 1W DO41
1N4746A is a Low voltage regulator diode in hermetically sealed small SOD66 (DO-41) glass packages. This article is going to introduce a 3D Model, applications, features, and more details about 1N4746A.
DIODE ZENER 18V 1W DO41 1N4746A is a Low voltage regulator diode in hermetically sealed small SOD66 (DO-41) glass packages. This article is going to introduce a 3D Model, applications, features, and more details about 1N4746A.
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Jan 18, 2022
Paula Law
1N4746A
DIODE ZENER 18V 1W DO41
1N4746A is a Low voltage regulator diode in hermetically sealed small SOD66 (DO-41) glass packages. This article is going to introduce a 3D Model, applications, features, and more details about 1N4746A.
1N4746A is a Low voltage regulator diode in hermetically sealed small SOD66 (DO-41) glass packages. The series consists of 22 types with nominal working voltages from 3.3 to 24 V. General-purpose use in AC-to-DC bridge full-wave rectification for Monitor, TV, Printer, Switching Mode Power Supply, Adapter, Audio equipment, and Home Appliances applications.
• Silicon planar power Zener diodes.
• For use in stabilizing and clipping circuits with a high power rating.
• Standard Zener voltage tolerance is ± 5 %.
• Material categorization.
•High reliability.
• Very sharp reverse characteristic.
• Low reverse current level.
• Vz-tolerance ±5%.



1N4746A Electrical Characteristics
ON Semiconductor 1N4746A technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor 1N4746A.
ON Semiconductor 1N4746A technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor 1N4746A.
| Product Attribute | Attribute Value | |
|---|---|---|
| Lifecycle Status | ACTIVE (Last Updated: 3 days ago) | |
| Factory Lead Time | 18 Weeks | |
| Contact Plating | Tin | |
| Mount | Through Hole | |
| Mounting Type | Through Hole | |
| Package / Case | DO-204AL, DO-41, Axial | |
| Number of Pins | 2Pins | |
| Supplier Device Package | DO-41 | |
| Material | Glass | |
| Weight | 245mg | |
| Breakdown Voltage / V | 18V | |
| Operating Temperature | -65°C~200°C | |
| Packaging | Bulk | |
| Published | 2009 | |
| Tolerance | ±5% | |
| Part Status | Active |
| Product Attribute | Attribute Value | |
|---|---|---|
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Max Operating Temperature | 200°C | |
| Min Operating Temperature | -65°C | |
| Power Rating | 1W | |
| Voltage - Rated DC | 18V | |
| Max Power Dissipation | 1W | |
| Base Part Number | 1N4746 | |
| Working Voltage | 18V | |
| Impedance | 20Ohm | |
| Element Configuration | Single | |
| Current - Reverse Leakage @ Vr | 5μA @ 13.7V | |
| Power Dissipation | 1W | |
| Output Current | 1.8A | |
| Power - Max | 1W | |
| Max Reverse Leakage Current | 5μA | |
| Impedance-Max | 20Ohms |
| Product Attribute | Attribute Value | |
|---|---|---|
| Test Current | 14mA | |
| Voltage - Zener (Nom) (Vz) | 18V | |
| Zener Voltage | 18V | |
| Peak Reverse Current | 5μA | |
| Voltage Tolerance | 5% | |
| ESD Protection | No | |
| Zener Current | 14mA | |
| Height | 2.72mm | |
| Length | 5.21mm | |
| Width | 2.72mm | |
| REACH SVHC | No SVHC | |
| Radiation Hardening | No | |
| RoHS Status | ROHS3 Compliant | |
| Lead Free | Lead Free |


ON Semiconductor (Nasdaq: ON) is driving energy-efficient innovations, empowering customers to reduce global energy use. The company offers a comprehensive portfolio of energy-efficient power and signal management, logic, discrete and custom solutions to help design engineers solve their unique design challenges in automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace, and power supply applications. ON Semiconductor operates a responsive, reliable, world-class supply chain and quality program, and a network of manufacturing facilities, sales offices, and design centers in key markets throughout North America, Europe, and the Asia Pacific regions.
Download datasheets and manufacturer documentation for ON Semiconductor 1N4746A.
Download datasheets and manufacturer documentation for 1N4746A
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