1N5304UR-1 Overview
The 1N5304UR-1 is a high-performance silicon rectifier diode designed to deliver reliable power rectification in industrial and electronic applications. Featuring a repetitive peak reverse voltage of 400 volts and a forward current rating of 3 amperes, this component ensures robust performance under demanding operating conditions. Its axial-lead hermetically sealed glass package offers excellent protection against environmental factors, enhancing durability and longevity. Engineered for efficient rectification with low forward voltage drop, it supports improved power efficiency in circuits. Sourcing this diode from a reputable IC Manufacturer guarantees compliance with rigorous quality and reliability standards.
1N5304UR-1 Technical Specifications
| Parameter | Specification |
|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 400 V |
| Average Forward Current (IF(AV)) | 3 A |
| Forward Voltage Drop (VF) at 3 A | 1.3 V (typical) |
| Surge Current (IFSM) | 75 A (non-repetitive, 8.3 ms single half sine-wave) |
| Maximum Reverse Current (IR) at VRRM | 10 ??A |
| Junction Temperature Range (TJ) | -65??C to +150??C |
| Storage Temperature Range (TSTG) | -65??C to +150??C |
| Package Type | Axial-leaded hermetically sealed glass |
| Polarity | Silicon Diode, Standard Polarity |
1N5304UR-1 Key Features
- High Voltage Blocking Capability: The 400 V repetitive peak reverse voltage rating enables use in circuits requiring reliable blocking of high voltage transients, protecting sensitive downstream components.
- Robust Forward Current Handling: Supports continuous forward currents up to 3 A, making it suitable for moderate power rectification tasks in industrial equipment and power supplies.
- Low Forward Voltage Drop: Minimizes conduction losses during operation, enhancing overall system efficiency and reducing thermal dissipation requirements.
- Surge Current Endurance: Can withstand non-repetitive surge currents up to 75 A, providing resilience against transient overloads and improving circuit reliability.
- Wide Operating Temperature Range: Rated for junction temperatures from -65??C to 150??C, ensuring stable performance across harsh industrial environments.
- Hermetically Sealed Glass Package: Offers excellent protection against moisture and contaminants, reducing failure rates and increasing lifespan.
1N5304UR-1 Advantages vs Typical Alternatives
This diode provides a balanced combination of voltage and current ratings with low forward voltage drop, offering improved efficiency compared to many generic rectifiers. Its hermetic sealing enhances reliability under harsh conditions, outperforming plastic-encapsulated alternatives. The high surge current rating further ensures robust operation, reducing the risk of failure during transient events. These factors make it a preferred choice for engineers requiring dependable, long-lasting rectification solutions in industrial and power applications.
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Typical Applications
- Power supply rectification circuits where stable and efficient AC to DC conversion is necessary, especially in industrial control systems requiring reliable current handling and voltage blocking.
- Voltage regulation and surge protection in automotive and heavy machinery electronics, where transient voltages can damage sensitive components.
- General-purpose rectification in electronic devices that demand robust performance over a wide temperature range and under varying environmental conditions.
- Signal demodulation and waveform clipping in communication equipment, benefiting from the diode??s fast recovery and low leakage current characteristics.
1N5304UR-1 Brand Info
The 1N5304UR-1 diode is manufactured by a trusted semiconductor producer specializing in discrete electronic components. Known for stringent quality control and consistent performance, this product line offers industrial-grade diodes built to meet demanding application requirements. The brand emphasizes durability, electrical stability, and compliance with industry standards, making it a reliable supplier for engineers and sourcing specialists seeking proven rectification devices.
FAQ
What is the maximum repetitive peak reverse voltage rating for this diode?
The diode supports a repetitive peak reverse voltage of 400 volts, which defines the maximum voltage it can withstand in the reverse direction without breakdown, ensuring protection in high voltage applications.
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Can this diode handle surge currents, and if so, what is the maximum rating?
Yes, it can handle non-repetitive surge currents up to 75 amperes for short durations such as an 8.3 millisecond single half sine-wave, making it suitable for transient overload conditions.
What is the typical forward voltage drop at rated current?
The typical forward voltage drop at a forward current of 3 amperes is approximately 1.3 volts, which helps minimize power loss and heat generation during operation.
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Is this diode suitable for operation in extreme temperature environments?
Yes, it is rated for junction temperatures ranging from -65??C to +150??C, supporting reliable functionality in both cold and high-temperature industrial settings.
What type of package does the diode come in, and how does it benefit the device?
The diode is housed in an axial-leaded hermetically sealed glass package, which provides excellent protection against moisture, contaminants, and mechanical stress, thereby improving reliability and longevity.





