1N5293UR-1/TR Overview
The 1N5293UR-1/TR is a silicon Zener diode designed for precise voltage regulation in various electronic circuits. Offering a nominal Zener voltage of 33V, it provides stable performance under a controlled current of 20mA. This device features a DO-41 axial package, ensuring robust mechanical integrity and ease of integration into through-hole PCB layouts. Its reliable breakdown voltage and low leakage current make it ideal for protecting sensitive components and maintaining voltage stability in industrial and consumer electronics. Sourced from a trusted IC Manufacturer, it meets stringent quality standards for durability and consistent operation.
1N5293UR-1/TR Technical Specifications
| Parameter | Specification |
|---|---|
| Zener Voltage (Vz) | 33 V (at Iz = 20mA) |
| Test Current (Iz) | 20 mA |
| Maximum Zener Impedance (Zzt) | 60 ?? (at 20mA, 10kHz) |
| Maximum Reverse Leakage Current (Ir) | 0.5 ??A (at Vr = 20 V) |
| Power Dissipation (Ptot) | 1 W (at Ta = 25??C) |
| Forward Voltage (Vf) | 1.1 V (at If = 200 mA) |
| Operating Temperature Range | -65??C to +175??C |
| Package Type | DO-41 Axial Lead |
1N5293UR-1/TR Key Features
- Stable Zener Voltage Regulation: Ensures consistent voltage reference at 33V, critical for precise voltage control circuits.
- Low Zener Impedance: Minimizes voltage variation under varying current conditions, enhancing circuit stability and accuracy.
- High Power Dissipation Capability: Supports up to 1W power handling, making it suitable for moderate power applications without derating.
- Wide Operating Temperature Range: Functions reliably from -65??C to +175??C, ensuring durability in harsh industrial environments.
1N5293UR-1/TR Advantages vs Typical Alternatives
This diode offers superior voltage regulation accuracy and low leakage current compared to standard Zener diodes. Its robust power rating and broad temperature range provide enhanced reliability in demanding applications. The axial DO-41 package facilitates easy assembly in traditional through-hole designs, making it a practical choice for engineers prioritizing stable performance and straightforward integration.
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Typical Applications
- Voltage regulation and reference circuits in power supplies where precise voltage stabilization is required to protect downstream components.
- Surge protection circuits to safeguard sensitive electronics against transient voltage spikes.
- Clipping and waveform shaping circuits in signal processing applications.
- Voltage monitoring and control in industrial automation systems operating under varying environmental conditions.
1N5293UR-1/TR Brand Info
This diode is manufactured by a reputable semiconductor supplier known for delivering reliable, high-quality discrete components. The product adheres to rigorous industry standards, ensuring consistent Zener voltage characteristics and mechanical robustness. It is part of a comprehensive portfolio tailored to meet the needs of precision voltage regulation in industrial, automotive, and consumer electronics sectors.
FAQ
What is the typical Zener voltage for this diode?
The diode is specified with a nominal Zener voltage of 33 volts at a test current of 20 milliamps. This voltage remains stable under standard operating conditions, making it suitable for precision voltage regulation applications.
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What is the maximum power dissipation capability?
It can safely dissipate up to 1 watt of power at an ambient temperature of 25??C, which allows it to handle moderate power loads without compromising performance or longevity.
What package does this diode use and why does it matter?
The device comes in a DO-41 axial lead package, which offers mechanical durability and is compatible with through-hole PCB mounting. This package type simplifies assembly and enhances thermal dissipation.
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What temperature range can this diode operate within?
It is designed to operate reliably over a wide temperature range from -65??C to +175??C, making it suitable for use in harsh or variable environmental conditions common in industrial applications.
How does the low Zener impedance benefit circuit performance?
A low Zener impedance reduces voltage changes caused by variations in current, resulting in more accurate and stable voltage regulation. This characteristic is essential for maintaining consistent circuit operation under varying load conditions.
