1N5311UR-1/TR Overview
The 1N5311UR-1/TR is a precision voltage reference diode designed for industrial and instrumentation applications requiring stable, low-noise voltage regulation. This semiconductor device delivers a nominal voltage of 6.2 volts, making it suitable for voltage stabilization, calibration, and reference circuits. Its robust construction ensures reliable operation over a wide temperature range, supporting consistent performance in harsh environments. The device is supplied in a hermetically sealed DO-41 glass package, providing enhanced protection against environmental factors. Engineers and sourcing specialists can rely on this component for accurate voltage referencing, essential to precision analog systems. Available through IC Manufacturer, it meets stringent quality standards for industrial-grade applications.
1N5311UR-1/TR Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Zener Voltage (Vz) | 6.2 | V |
| Test Current (IzT) | 20 | mA |
| Maximum Zener Impedance (Zzt) | 7 | ?? |
| Maximum Reverse Current (Ir) | 10 | ??A |
| Maximum Forward Voltage (Vf) | 1.2 | V |
| Maximum Power Dissipation (Pd) | 500 | mW |
| Operating Temperature Range | -65 to +200 | ??C |
| Package Type | DO-41 Hermetic Glass | – |
1N5311UR-1/TR Key Features
- Stable Voltage Reference: Provides a precise 6.2 V output, critical for maintaining accurate voltage regulation in sensitive analog circuits.
- Low Zener Impedance: With a maximum impedance of 7 ??, it reduces voltage fluctuations under varying current loads, enhancing circuit stability.
- Wide Operating Temperature Range: Supports reliable performance from -65??C to +200??C, suitable for extreme environmental conditions.
- Hermetic Glass Packaging: Ensures durability and protection against moisture and contaminants, extending device lifespan in industrial settings.
1N5311UR-1/TR Advantages vs Typical Alternatives
This device offers superior voltage stability and low noise compared to common Zener diodes, making it ideal for precision applications. Its low dynamic impedance and wide operating temperature range enhance reliability and accuracy, outperforming many alternatives that may suffer from higher voltage drift or limited environmental tolerance. The hermetic DO-41 package further increases durability, ensuring consistent operation in demanding industrial contexts.
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Typical Applications
- Precision voltage regulation circuits where exact voltage references are required to maintain system accuracy and stability over time and temperature variations.
- Calibration equipment for electronic instruments, providing a known reference voltage to ensure measurement consistency.
- Voltage monitoring and protection circuits in industrial control systems to safeguard sensitive components from voltage fluctuations.
- Analog-to-digital converter (ADC) reference voltage source, improving the accuracy and repeatability of digital measurements.
1N5311UR-1/TR Brand Info
The 1N5311UR-1/TR is part of a trusted line of voltage reference diodes produced by a leading semiconductor manufacturer specializing in high-reliability industrial components. This product is engineered for precision and durability, meeting rigorous specifications that serve demanding applications. The manufacturer is known for delivering consistent quality and performance, supported by comprehensive testing and quality assurance processes. This diode reflects the brand??s commitment to providing reliable solutions tailored to professional engineers and sourcing specialists worldwide.
FAQ
What is the primary function of the 1N5311UR-1/TR diode?
The primary function is to provide a stable and precise voltage reference of 6.2 volts. This is essential in circuits requiring accurate voltage regulation, such as calibration and measurement systems, ensuring consistent and reliable operation.
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Can this diode operate in harsh temperature environments?
Yes, it is designed to operate reliably over a wide temperature range from -65??C to +200??C. This makes it suitable for industrial and military applications where temperature extremes are common.
What packaging does the device use, and why is it important?
The device is housed in a hermetically sealed DO-41 glass package. This packaging protects the diode from moisture, dust, and other contaminants, enhancing longevity and performance in demanding environments.
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How does the low Zener impedance benefit my circuit?
Lower Zener impedance reduces voltage variation with changes in current, which means the voltage reference remains more stable under varying load conditions. This improves overall circuit accuracy and reduces noise.
Is this diode suitable for use in precision analog applications?
Absolutely. Its precise voltage output, low noise, and temperature stability make it ideal for precision analog circuits, including voltage regulators, ADC references, and instrumentation systems where accuracy is critical.






