1N5314-1 Overview
The 1N5314-1 is a high-precision silicon Zener diode designed for voltage regulation and reference applications in industrial electronics. It offers a nominal Zener voltage of 13 volts with tight voltage tolerance, making it ideal for circuits requiring stable voltage references under varying current and temperature conditions. This device features robust construction and reliable performance characteristics, suitable for use in power supplies, voltage regulators, and instrumentation. Available through IC Manufacturer, this diode provides dependable operation with a maximum power dissipation rating of 5 watts, ensuring durability in demanding environments.
1N5314-1 Technical Specifications
| Parameter | Specification |
|---|---|
| Zener Voltage (Vz) | 13 V (nominal) |
| Power Dissipation (Pz) | 5 W |
| Maximum Zener Current (Iz max) | 390 mA |
| Test Current (IzT) | 37 mA |
| Maximum Reverse Leakage Current (Ir max) | 10 ??A at 9 V |
| Dynamic Impedance (Zzt) | 7 ?? at 37 mA |
| Operating Temperature Range | -65 ??C to +200 ??C |
| Package Type | DO-41 axial lead |
1N5314-1 Key Features
- Stable Zener Voltage Regulation: Maintains a precise 13 V reference over a wide current range, ensuring consistent voltage stability in sensitive electronic circuits.
- High Power Dissipation: Rated for 5 watts, this diode supports higher power applications without overheating, enhancing reliability in industrial environments.
- Low Dynamic Impedance: Offers minimal voltage variation with changing current, which improves efficiency and accuracy in voltage regulation designs.
- Wide Operating Temperature Range: Supports functionality from -65 ??C up to +200 ??C, making it suitable for harsh and extreme temperature conditions.
1N5314-1 Advantages vs Typical Alternatives
This Zener diode delivers superior voltage precision and power handling compared to typical alternatives. Its low dynamic impedance and tight voltage tolerance reduce noise and improve circuit stability. The high maximum power rating ensures reliable performance in power-intensive applications, while the extended temperature range supports harsh industrial environments. These advantages make it a preferred choice for engineers seeking durable and accurate voltage regulation components.
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Typical Applications
- Voltage regulation and reference circuits requiring stable 13 V output under varying load and temperature conditions, commonly used in industrial power supplies.
- Overvoltage protection circuits to safeguard sensitive electronics from transient voltage spikes.
- Instrumentation and measurement devices that demand precise voltage benchmarks for accurate readings.
- General-purpose voltage stabilization in analog and digital electronic systems, ensuring consistent performance across applications.
1N5314-1 Brand Info
This Zener diode is part of a well-established product line known for quality and reliability in semiconductor voltage regulation components. Manufactured under strict quality controls, it meets industry standards for performance and durability. The device is designed to fulfill demanding industrial requirements, offering consistent voltage stability and long operational life. It is widely distributed through authorized industrial semiconductor suppliers, ensuring availability and support for engineering and sourcing professionals.
FAQ
What is the nominal Zener voltage of this diode?
The nominal Zener voltage is 13 volts, which provides a stable voltage reference suitable for regulation and protection circuits. This value is maintained within tight tolerances at the specified test current.
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What is the maximum power dissipation rating?
The diode is rated for a maximum power dissipation of 5 watts, allowing it to handle significant power levels in applications without degradation or failure due to overheating.
How does the dynamic impedance affect performance?
Dynamic impedance, rated at approximately 7 ohms at the test current, indicates the diode??s ability to maintain a stable voltage with changing current. Lower impedance means better voltage regulation and less noise in the output voltage.
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What temperature ranges can the diode operate within?
This device supports a wide operating temperature range from -65 ??C up to +200 ??C, making it suitable for use in both extreme cold and high-temperature industrial environments.
What package type is provided for this diode?
The diode is supplied in a DO-41 axial lead package, which facilitates easy integration into through-hole circuit board designs and offers reliable mechanical and thermal performance.





