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Vishay 1 W 18 V General Purpose Zener Diode, Surface Mount DO-214AC 5% Tolerance SML4746A-E3/61
Specifications
| Country of Origin | China |
|---|---|
| Brand | Vishay |
| Height | 2.29mm |
| Length | 4.5mm |
| Model | SML4746A-E3/61 |
| Mount Type | Surface |
| Maximum Operating Temperature | 150°C |
| Package Type | DO-214AC |
| Minimum Operating Temperature | -65°C |
| Standards/Approvals | RoHS |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Automotive Standard | AEC-Q101 |
| Maximum Power Dissipation Pd | 1W |
| Diode Configuration | Single |
| Test Current It | 14mA |
| Maximum Reverse Leakage Current | 5μA |
| Nominal Zener Voltage Vz | 18V |
| Zener Type | General Purpose |
| Maximum Zener Impedance | 20Ω |
Key Features
- Nominal Zener voltage of 18 volts with a tolerance of ±5%.
- Maximum power dissipation rating of 1 watt for reliable performance.
- Surface mount package type DO-214AC suitable for automated assembly.
- Low reverse leakage current of 5 microamperes ensures minimal power loss.
- Operating temperature range from -65°C up to 150°C for robust industrial use.
- Low Zener impedance of 20 ohms for stable voltage regulation.
- Complies with RoHS directives and automotive standard AEC-Q101 qualification.
- Compact dimensions with a length of 4.5 mm and height of 2.29 mm.
Product Description
Vishay SML4746A-E3/61 is a reliable 1 watt general purpose Zener diode designed for surface mount technology (SMT) applications. This diode operates nominally at 18 volts with a tolerance of plus or minus 5%, ensuring consistent voltage regulation in electronic circuits.
The DO-214AC package enables easy and efficient mounting on printed circuit boards, suitable for automated manufacturing processes. With a low reverse leakage current of only 5 microamperes and a Zener impedance of 20 ohms, it offers excellent electrical stability and efficiency.
This diode supports a wide operating temperature range from -65°C to 150°C, making it well-suited for industrial, automotive, and other demanding environments that require robust electronic components. It meets RoHS compliance and is qualified to the AEC-Q101 automotive standard, assuring quality and safety in critical applications.
The diode features compact dimensions measuring 4.5 mm in length and 2.29 mm in height with two pins, enabling seamless integration into surface mount assemblies for a variety of electronic and semiconductor circuits.
Ideal for use in voltage regulation, reference voltage circuits, and protection applications, the Vishay SML4746A-E3/61 delivers dependable performance in industries including electronics manufacturing, automotive, and industrial controls.
Nominal 18 V Zener voltage with ±5% tolerance. Maximum power dissipation of 1 W ensures durability. Surface mount DO-214AC package for SMT processes. Low leakage current enhances efficiency. Wide operating temperature range from -65°C to 150°C.
Compliance with RoHS and automotive AEC-Q101 standard. Compact footprint with 2-pin configuration. Suitable for voltage regulation and protection electronic circuits. Browse similar Zener diode products and components at EnvMart to meet diverse electronic project requirements.
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Frequently Asked Questions
The nominal Zener voltage of this diode is 18 volts with a tolerance of ±5%.
This model has a maximum power dissipation rating of 1 watt, ensuring reliable performance.
The diode measures 4.5 mm in length and 2.29 mm in height.
It comes in a surface mount package type DO-214AC, suitable for automated assembly.
The operating temperature range is from -65°C to 150°C, making it suitable for robust industrial use.
The maximum reverse leakage current for this diode is 5 microamperes, which helps minimize power loss.
This diode complies with the AEC-Q101 automotive standard, ensuring quality for automotive applications.
It has a low Zener impedance of 20 ohms, which contributes to stable voltage regulation.
The SML4746A-E3/61 features a 2-pin configuration for easy integration into circuits.
It is ideal for voltage regulation, reference voltage circuits, and protection applications in electronic circuits.
Yes, it complies with RoHS directives, ensuring it meets environmental standards.
The test current (It) for this model is 14 mA.
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