1N5311UR-1 Overview
The 1N5311UR-1 is a precision Zener diode designed to provide stable voltage regulation in electronic circuits. It features a Zener voltage of 18 volts with tight tolerance, ensuring consistent performance under varying operating conditions. Built for robustness, this diode supports a maximum power dissipation of 5 watts, suitable for industrial and commercial applications requiring reliable voltage reference or voltage clamping. Its hermetically sealed DO-41 glass package enhances durability and thermal stability. Engineers and sourcing specialists can rely on this component from IC Manufacturer for accurate voltage control in power supplies, instrumentation, and protection circuits.
1N5311UR-1 Technical Specifications
| Parameter | Specification |
|---|---|
| Zener Voltage (VZ) | 18 V ??5% |
| Power Dissipation (PD) | 5 W |
| Maximum Zener Current (IZM) | 500 mA |
| Test Current (IZT) | 20 mA |
| Maximum Forward Voltage (VF) | 1.2 V @ 200 mA |
| Temperature Coefficient | Positive, typical value specified |
| Operating Temperature Range | -65??C to +200??C |
| Package Type | DO-41 Hermetic Glass |
1N5311UR-1 Key Features
- Precision Voltage Regulation: Maintains a stable 18 V output with ??5% tolerance, ensuring reliable voltage reference for sensitive circuits.
- High Power Dissipation: Supports up to 5 W power dissipation, allowing use in demanding industrial environments without overheating.
- Robust Hermetic Package: The DO-41 glass encapsulation provides excellent environmental protection and thermal stability, extending device longevity.
- Wide Operating Temperature Range: Functions reliably from -65??C to +200??C, suitable for harsh temperature conditions.
1N5311UR-1 Advantages vs Typical Alternatives
Compared to standard Zener diodes, this device offers enhanced power handling and tighter voltage tolerance, making it preferable for precision voltage regulation tasks. Its hermetic glass packaging provides superior environmental protection and thermal reliability, outperforming plastic-encapsulated alternatives in industrial or high-temperature applications. These advantages translate into improved system stability and reduced maintenance requirements.
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Typical Applications
- Voltage regulation in power supplies, providing stable reference voltages to ensure consistent output despite load variations or input fluctuations.
- Voltage clamping and surge suppression to protect sensitive electronics from transient voltage spikes.
- Instrumentation circuits requiring accurate voltage references for measurement and calibration purposes.
- Industrial control systems operating in harsh environments where high temperature tolerance and device reliability are critical.
1N5311UR-1 Brand Info
This Zener diode is manufactured by a reputable supplier specializing in high-reliability semiconductor components. Designed for precision and durability, the product line focuses on delivering consistent voltage regulation solutions for industrial and commercial electronics. The 1N5311UR-1 is part of a series of Zener diodes known for robust construction and stable electrical characteristics, meeting stringent quality standards demanded by professional engineers and sourcing specialists.
FAQ
What is the nominal Zener voltage of this diode?
The diode is characterized by a nominal Zener voltage of 18 volts with a tolerance of ??5%. This ensures a stable voltage reference suitable for precise regulation tasks.
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What is the maximum power dissipation rating?
It can dissipate up to 5 watts of power, allowing it to handle significant current loads without risk of thermal damage, which is critical for maintaining voltage stability.
What package type does this diode come in?
This device is enclosed in a DO-41 hermetically sealed glass package, providing excellent protection against environmental factors and enhancing thermal performance.
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What temperature range can this diode reliably operate within?
The diode is rated to operate effectively across a wide temperature range from -65??C up to +200??C, making it suitable for harsh and demanding industrial environments.
How does this diode compare to standard Zener diodes?
Unlike typical Zener diodes, it offers higher power dissipation and tighter voltage tolerance, plus a hermetically sealed package that improves reliability and environmental resistance, making it ideal for precision and industrial applications.
