1N5299E3 Overview
The 1N5299E3 is a high-voltage Zener diode designed to provide stable voltage regulation and precise reference voltage in electronic circuits. Its voltage rating and robust construction make it suitable for industrial and commercial applications requiring dependable voltage clamping and surge protection. This diode exhibits excellent temperature stability and low leakage current, ensuring reliable performance under varying environmental conditions. The device is typically employed in power supplies, voltage regulators, and instrumentation circuits. For sourcing and detailed technical support, visit IC Manufacturer.
1N5299E3 Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (Vz) | 75 | V |
| Test Current (Iz) | 31 | mA |
| Maximum Power Dissipation (Pz) | 5 | W |
| Maximum Reverse Current (Ir) | 100 | ??A |
| Maximum Forward Current (If) | 200 | mA |
| Maximum Forward Voltage (Vf) | 1.2 | V |
| Operating Temperature Range | -65 to +200 | ??C |
| Package Type | DO-41 | ?C |
1N5299E3 Key Features
- Stable Voltage Regulation: Maintains a precise 75 V Zener voltage at specified test current, enabling consistent voltage references in power supply circuits.
- High Power Dissipation: Rated for 5 W power dissipation, allowing it to handle significant energy levels without thermal failure, enhancing circuit durability.
- Wide Operating Temperature Range: Functional from -65??C to +200??C, ensuring reliable performance in harsh industrial environments.
- Low Leakage Current: With a maximum reverse current of 100 ??A, it minimizes energy loss and improves overall circuit efficiency.
1N5299E3 Advantages vs Typical Alternatives
This device offers superior voltage stability and power handling compared to many standard Zener diodes, making it ideal for precise voltage reference and protection roles. Its robust thermal tolerance and low leakage current contribute to higher reliability and efficiency in demanding industrial applications. These benefits provide sourcing specialists and engineers a dependable solution with enhanced longevity and reduced maintenance requirements.
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Typical Applications
- Voltage reference in high-voltage power supplies, ensuring consistent output despite input fluctuations or load changes.
- Surge voltage suppression in industrial control systems, protecting sensitive components from transient overvoltages.
- Voltage regulator circuits requiring stable Zener voltage for accurate feedback control and improved regulation performance.
- Instrumentation equipment where precise voltage thresholds are critical for sensor calibration and measurement accuracy.
1N5299E3 Brand Info
The 1N5299E3 is a product designed and manufactured under rigorous quality standards to meet industrial-grade semiconductor requirements. This Zener diode is recognized for its consistent performance and compliance with reliability and safety certifications. Its packaging in the DO-41 form factor facilitates easy integration into through-hole circuit designs, favored in legacy and repair scenarios. The device is widely distributed through authorized channels, ensuring genuine parts and comprehensive technical support.
FAQ
What is the nominal Zener voltage of this diode?
The diode operates at a nominal Zener voltage of 75 volts under the specified test current of 31 mA. This ensures a stable voltage reference for applications requiring precise voltage regulation.
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What maximum power dissipation can this diode handle?
It supports a maximum power dissipation of 5 watts, allowing it to handle significant power without overheating, which is crucial for maintaining device longevity and circuit stability.
Is this diode suitable for high-temperature environments?
Yes, it is rated for operation across a broad temperature range from -65??C to +200??C, making it suitable for use in harsh industrial and automotive environments where temperature extremes are common.
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What package type does this diode come in?
The device is housed in a DO-41 package, a widely used through-hole package type that supports easy mounting and reliable mechanical stability in electronic assemblies.
How does the diode perform in terms of leakage current?
It exhibits a low maximum reverse leakage current of 100 microamperes, which minimizes energy loss and contributes to efficient circuit operation, especially in sensitive voltage reference applications.





