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Vishay 8.2 V Zener Diode Single 1 W 10% Tolerance Surface Mount DO-214AC SML4738-E3/61
Specifications
| Country of Origin | India |
|---|---|
| Brand | Vishay |
| Height | 2.29mm |
| Length | 4.5mm |
| Model | SML4738-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 | 31mA |
| Maximum Reverse Leakage Current | 10μA |
| Nominal Zener Voltage Vz | 8.2V |
| Zener Type | General Purpose |
| Maximum Zener Impedance | 4.5Ω |
| 8.2V Zener diode,SML4738 1WBrand | Vishay |
Key Features
- This Zener diode features a 2-pin DO-214AC surface mount package.
- Operates at test current of 31 mA with low reverse leakage current of 10 μA.
- Maximum operating temperature is rated at 150°C with robust -65°C minimum limit.
- Zener impedance is low at 4.5 ohms ensuring stable voltage regulation.
- Includes AEC-Q101 automotive standard qualification for demanding environments.
- Compact dimensions of 4.5 mm length and 2.29 mm height suit tight PCB layouts.
- RoHS compliant and designed for general purpose voltage regulation and protection.
Product Description
Vishay SML4738-E3/61 is a single element Zener diode designed for voltage regulation and over-voltage protection in electronic circuits. This surface mount diode features a nominal Zener voltage of 8.2 V with a tolerance of ±10%, making it suitable for stable voltage reference applications in industrial, automotive, and consumer electronics.
The device supports a maximum power dissipation of 1 W and operates reliably within the temperature range of -65°C to 150°C, enabling use in harsh and temperature-variable environments. Its low reverse leakage current of 10 μA at rated conditions ensures minimal power loss, while a low Zener impedance of 4.5 ohms improves voltage regulation accuracy.
Housed in a compact DO-214AC 2-pin surface mount package measuring 4.5 mm in length and 2.29 mm in height, the diode facilitates space-efficient PCB designs and automated assembly processes. The product meets AEC-Q101 automotive standards and is RoHS compliant, ensuring suitability for automotive electronics and environmentally responsible manufacturing.
The Vishay SML47xx series Zener Diodes, including this model, are widely employed in power supply regulation, voltage clamping, surge suppression, and general-purpose protection circuits across industrial, automotive, communications, and consumer appliance sectors.
This Zener diode features a 2-pin DO-214AC surface mount package. Operates at test current of 31 mA with low reverse leakage current of 10 μA. Maximum operating temperature is rated at 150°C with robust -65°C minimum limit.
Zener impedance is low at 4.5 ohms ensuring stable voltage regulation. Includes AEC-Q101 automotive standard qualification for demanding environments. Compact dimensions of 4.5 mm length and 2.29 mm height suit tight PCB layouts.
RoHS compliant and designed for general purpose voltage regulation and protection. Explore the wide range of Vishay semiconductor components available on EnvMart for your industrial, automotive, and consumer electronics design needs.
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Frequently Asked Questions
The nominal Zener voltage of this diode is 8.2 V with a tolerance of ±10%.
This model supports a maximum power dissipation of 1 W.
The dimensions of the DO-214AC package are 4.5 mm in length and 2.29 mm in height.
The operating temperature range for this Zener diode is -65°C to 150°C.
The test current for this diode is 31 mA.
The maximum reverse leakage current is 10 μA at rated conditions.
The Zener impedance is low at 4.5 ohms, which ensures stable voltage regulation.
Yes, this diode includes AEC-Q101 automotive standard qualification for demanding environments.
This model uses a surface mount configuration.
It is designed for general purpose voltage regulation and protection in various electronic circuits.
This Zener diode has a pin count of 2.
Yes, this diode is RoHS compliant.
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