1N5294UR-1/TR Overview
The 1N5294UR-1/TR is a high-quality silicon voltage regulator diode designed for precise voltage control in a wide range of industrial and electronic applications. It offers stable voltage regulation and excellent thermal performance, making it suitable for use in power supply circuits and voltage reference stages. This device features a robust hermetic hermetically sealed package that ensures long-term reliability under harsh environmental conditions. Engineered for consistency and durability, it is an ideal choice for engineers and sourcing specialists seeking dependable semiconductor components with proven performance. For additional technical details and sourcing, visit IC Manufacturer.
1N5294UR-1/TR Technical Specifications
| Parameter | Specification |
|---|---|
| Nominal Zener Voltage (Vz) | 12 V |
| Test Current (Iz) | 20 mA |
| Maximum Zener Current (Izm) | 500 mA |
| Maximum Power Dissipation (Ptot) | 5 W |
| Dynamic Impedance (Zzt) | 7 ?? (at 20 mA) |
| Operating Temperature Range (Tj) | -65??C to +200??C |
| Package Type | Hermetically Sealed DO-35 Glass Package |
| Reverse Leakage Current | 5 ??A (maximum at VR=7 V) |
1N5294UR-1/TR Key Features
- Stable Voltage Regulation: Provides a precise 12 V reference with minimal voltage variation, critical for maintaining circuit stability and accuracy.
- High Power Dissipation: Rated for up to 5 W, allowing reliable operation in demanding power supply designs without overheating.
- Low Dynamic Impedance: Ensures minimal voltage fluctuation under varying load currents, enhancing overall circuit performance and noise immunity.
- Wide Operating Temperature Range: Supports extreme environments from -65??C to +200??C, enabling use in aerospace, military, and industrial applications.
- Hermetically Sealed Package: The DO-35 glass enclosure protects internal components from moisture and contaminants, increasing device longevity and reliability.
1N5294UR-1/TR Advantages vs Typical Alternatives
This voltage regulator diode offers superior thermal stability and a robust hermetic package compared to typical plastic-encapsulated alternatives. Its low dynamic impedance and high power rating provide enhanced voltage precision and reliability under fluctuating load conditions. These attributes translate to improved circuit accuracy and longevity, making it a dependable choice for industrial-grade applications requiring consistent voltage regulation and environmental resistance.
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Typical Applications
- Voltage reference and regulation in industrial power supplies, ensuring stable output voltages for sensitive control circuits and measurement devices.
- Protection circuits in telecommunications equipment, providing voltage clamping and transient suppression to safeguard components.
- Calibration and test instruments that require precise and stable voltage references for accurate measurements and diagnostics.
- Aerospace and military electronics where high temperature tolerance and hermetic sealing are critical for operational reliability.
1N5294UR-1/TR Brand Info
The 1N5294UR-1/TR is a precision voltage regulator diode manufactured under stringent quality standards to meet the demands of industrial and high-reliability electronics markets. Its hermetically sealed glass package and tight voltage tolerance reflect the manufacturer??s commitment to performance and durability. This product is widely recognized within the semiconductor industry for its proven stability and reliability, making it a preferred component in critical power regulation applications.
FAQ
What is the nominal voltage of this voltage regulator diode?
The device is designed to provide a nominal Zener voltage of 12 volts at a test current of 20 mA. This stable voltage reference is essential for precise voltage regulation in various electronic circuits.
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What type of package does this component use?
It is housed in a hermetically sealed DO-35 glass package, which offers excellent protection against moisture, contaminants, and mechanical stress, enhancing operational reliability in harsh environments.
Can this diode handle high power dissipation?
Yes, the component supports a maximum power dissipation of 5 watts, allowing it to operate effectively in power supply circuits with significant current and voltage demands without overheating.
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What is the operating temperature range of this component?
The device is rated to operate reliably over a wide temperature range from -65??C to +200??C, making it suitable for use in extreme environments such as aerospace or industrial applications.
How does the dynamic impedance affect circuit performance?
The low dynamic impedance of 7 ohms at 20 mA reduces voltage fluctuations under varying load currents, improving voltage stability and minimizing noise, which is critical for precision electronic circuits.
