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Vishay 20 V 1 W General Purpose Zener Diode Single Surface Mount SMA SML4747-E3/61
Specifications
| Country of Origin | India |
|---|---|
| Brand | Vishay |
| Height | 2.29mm |
| Length | 4.5mm |
| Model | SML4747-E3/61 |
| Mount Type | Surface |
| Maximum Operating Temperature | 150°C |
| Package Type | SMA |
| Minimum Operating Temperature | -65°C |
| Pin Count | 2 |
| Number of Elements per Chip | 1 |
| Automotive Standard | AEC-Q101 |
| Maximum Power Dissipation Pd | 1W |
| Diode Configuration | Single |
| Test Current It | 12.5mA |
| Maximum Reverse Leakage Current | 5μA |
| Nominal Zener Voltage Vz | 20V |
| Zener Type | General Purpose |
| Maximum Zener Impedance | 22Ω |
Key Features
- This Zener diode has a nominal Zener voltage of 20 V.
- Designed for surface mounting with a compact SMA package.
- Supports a maximum power dissipation of 1 W for reliable operation.
- Features a Zener voltage tolerance of ±10% ensuring stable voltage regulation.
- Operating temperature range from -65°C to 150°C suitable for diverse applications.
- Test current is 12.5 mA with a maximum Zener impedance of 22 ohms.
- Has a maximum reverse leakage current of 5 µA to minimize power loss.
- Manufactured to automotive standard AEC-Q101 ensuring quality and durability.
Product Description
Vishay SML4747-E3/61 is a high-quality 20 V general-purpose Zener diode in a surface mount SMA package designed for reliable voltage regulation and protection in electronic circuits. It is a single diode element housed in a compact 2-pin SMA form factor, making it suitable for automated assembly and dense PCB layouts.
This diode offers a nominal Zener voltage of 20 V with a ±10% tolerance to maintain voltage stability under varying electrical conditions. Its maximum power dissipation of 1 W supports moderate power loads without overheating, making it ideal for applications requiring regulated voltage thresholds or voltage clamping.
The diode operates efficiently within a temperature range of -65°C to 150°C, supporting robust performance in automotive and industrial environments. Its test current is set at 12.5 mA, with a maximum Zener impedance of 22 ohms, enabling good voltage regulation characteristics.
Featuring a maximum reverse leakage current of 5 µA, the diode minimizes leakage losses, enhancing overall circuit efficiency. Conforming to automotive standard AEC-Q101 assures suitability for automotive systems requiring stringent quality and reliability.
Compact physical dimensions of 4.5 mm in length and 2.29 mm height facilitate easy integration into small, space-constrained electronic assemblies. The surface mount design enhances production efficiency due to compatibility with automated pick-and-place machines.
This product is suited for applications in industrial electronics, power regulation circuits, automotive electronics, and consumer devices requiring voltage stabilization and protection.
Ideal for use in power supply regulators, signal conditioning, voltage reference circuits, and transient voltage suppression. Discover the full range of Vishay semiconductors and other electronic components at EnvMart for reliable and high-performance solutions.
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Frequently Asked Questions
The nominal Zener voltage of this diode is 20 V, with a tolerance of ±10%.
This model supports a maximum power dissipation of 1 W, suitable for moderate power loads.
It operates efficiently within a temperature range of -65°C to 150°C.
The maximum reverse leakage current is 5 µA, which helps minimize power loss.
The maximum Zener impedance is 22 ohms, contributing to its voltage regulation characteristics.
The test current for this diode is set at 12.5 mA.
This diode is housed in a compact SMA package, designed for surface mounting.
It features a single diode element per chip.
It conforms to the automotive standard AEC-Q101, ensuring quality and reliability for automotive applications.
The dimensions are 4.5 mm in length and 2.29 mm in height.
It is suitable for applications in industrial electronics, power regulation circuits, automotive electronics, and consumer devices requiring voltage stabilization and protection.
The diode configuration is single, making it suitable for various electronic circuit applications.
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