1N5314-1E3 Overview
The 1N5314-1E3 is a precision Zener diode designed for voltage regulation and reference applications. It offers a nominal Zener voltage of 12 V with tight voltage tolerance, ensuring stable and reliable operation in various industrial and electronic circuits. This diode is engineered to sustain power dissipation up to 1 watt, making it suitable for medium-power voltage stabilization tasks. Its robust construction delivers consistent performance over a broad temperature range, enhancing circuit reliability. Sourced from a trusted IC Manufacturer, this device is an excellent choice for engineers requiring accurate voltage reference components in demanding environments.
1N5314-1E3 Technical Specifications
| Parameter | Specification |
|---|---|
| Zener Voltage (Vz) | 12 V nominal at 20 mA |
| Power Dissipation (Pd) | 1 W maximum |
| Test Current (IzT) | 20 mA |
| Maximum Zener Impedance (Zzt) | 25 ?? at 20 mA |
| Maximum Reverse Current (Ir) | 100 ??A at 7 V |
| Operating Temperature Range (Tj) | -65 ??C to +200 ??C |
| Package Type | DO-41 axial-lead |
| Voltage Tolerance | ??5% |
1N5314-1E3 Key Features
- Precision Voltage Regulation: Maintains a stable 12 V reference voltage, essential for accurate voltage control in power supplies and measurement systems.
- High Power Dissipation Capability: Supports up to 1 W power handling, allowing reliable operation in medium-power applications without the risk of thermal failure.
- Low Zener Impedance: With a maximum impedance of 25 ??, this diode ensures minimal voltage variation under changing current loads, enhancing circuit stability.
- Wide Operating Temperature Range: Functions effectively from -65 ??C to +200 ??C, suitable for harsh industrial environments requiring robust and durable components.
- Standard DO-41 Package: Facilitates easy integration into through-hole PCB designs with proven mechanical and thermal performance.
1N5314-1E3 Advantages vs Typical Alternatives
This diode offers superior voltage regulation accuracy and enhanced thermal performance compared to general-purpose Zener diodes. Its low Zener impedance and tight voltage tolerance provide more consistent voltage references, improving circuit reliability. The extended temperature rating and 1 W power dissipation capability distinguish it from lower-rated alternatives, making it ideal for industrial-grade applications where durability and precision are critical.
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Typical Applications
- Voltage reference in regulated power supplies, ensuring consistent output voltage under varying load conditions and enhancing device stability.
- Voltage clamping circuits to protect sensitive components from voltage spikes by limiting maximum voltage levels.
- Waveform clipping circuits to shape signal waveforms by restricting voltage peaks in analog signal processing.
- Voltage monitoring and threshold detection in industrial control systems where precise voltage sensing is necessary for safe operation.
1N5314-1E3 Brand Info
The 1N5314-1E3 is produced by a leading semiconductor manufacturer known for high-quality Zener diodes and voltage reference components. This product line is designed to meet strict industry standards for performance and reliability. The brand??s focus on robust construction and precise electrical characteristics ensures that the diode performs consistently in demanding industrial and commercial applications. Customers can rely on the comprehensive datasheet support and quality assurance backing this component.
FAQ
What is the primary function of the 1N5314-1E3 diode?
The primary function is to act as a voltage regulator by providing a stable 12 V reference voltage. It achieves this by operating in its Zener breakdown region, maintaining consistent voltage despite changes in current or load conditions. This makes it ideal for use in power supply regulation and voltage reference circuits.
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What are the maximum operating conditions for this diode?
The diode can operate safely within a power dissipation limit of 1 watt and a temperature range from -65 ??C to +200 ??C. These limits ensure reliable performance in various environments, including industrial and high-temperature applications, without risk of damage due to overheating or electrical overstress.
How does the Zener impedance affect circuit performance?
Zener impedance represents the diode??s dynamic resistance in the breakdown region. A lower impedance value, such as 25 ?? in this component, means less voltage fluctuation with changes in current. This characteristic helps maintain a steady voltage output, which is crucial for precision voltage regulation and stable circuit operation.
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Can this diode be used in surface-mount technology (SMT) PCB designs?
No, this diode comes in a DO-41 axial-lead package, which is intended for through-hole mounting rather than SMT. Engineers designing SMT PCBs will need to select an alternative Zener diode with a compatible surface-mount package.
What industries typically utilize this type of Zener diode?
Industries such as industrial automation, instrumentation, automotive electronics, and telecommunications commonly use this type of Zener diode. Its precise voltage regulation and robust thermal characteristics make it well suited for applications requiring stable voltage references under varying environmental and electrical conditions.
