1N5285 Overview
The 1N5285 is a precision Zener diode designed for voltage regulation and reference applications. It provides a stable breakdown voltage, making it suitable for use in power supplies, voltage stabilization circuits, and industrial control systems. This device features a reliable construction with a glass axial package, ensuring consistent performance under varying environmental conditions. The 1N5285’s robust electrical characteristics allow engineers to maintain circuit integrity with minimal drift, enhancing overall system reliability. For trusted supply and detailed specifications, visit IC Manufacturer.
1N5285 Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (Vz) | 24 V | Volts |
| Zener Test Current (Iz) | 20 mA | Milliamps |
| Maximum Power Dissipation (Pz) | 5 | Watts |
| Maximum Zener Impedance (Zz) | 7 | Ohms |
| Maximum Reverse Current (Ir) | 100 | ??A |
| Operating Junction Temperature (Tj) | -65 to +200 | ??C |
| Package Type | DO-41 Glass Axial | – |
| Forward Voltage Drop (Vf) | 1.2 | Volts (at 200 mA) |
1N5285 Key Features
- Stable Voltage Regulation: Maintains a precise 24 V breakdown voltage, ensuring consistent output voltage in power regulation circuits for improved system stability.
- High Power Dissipation Capability: Supports up to 5 W of power dissipation, enabling reliable operation in demanding industrial environments with heat management considerations.
- Low Zener Impedance: Offers minimal impedance of 7 ?? at test current, resulting in reduced voltage variation under load changes and better noise immunity.
- Wide Operating Temperature Range: Functional from -65??C to +200??C, suitable for harsh and varied industrial applications without performance degradation.
1N5285 Advantages vs Typical Alternatives
This Zener diode provides superior voltage stability and higher power handling compared to many standard alternatives. Its low Zener impedance and broad temperature tolerance contribute to enhanced precision and reliability in voltage regulation tasks. The glass axial package also offers excellent mechanical durability and thermal performance, which is critical for industrial electronics requiring long-term dependable operation.
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Typical Applications
- Voltage reference in power supply regulation circuits, providing stable and accurate voltage levels to maintain system performance across fluctuating loads and input conditions.
- Surge protection devices to clamp voltage spikes and prevent damage to sensitive downstream components in industrial control systems.
- Voltage monitoring and sensing in instrumentation equipment that requires precise voltage thresholds for accurate measurement and control.
- Biasing elements in amplifiers and switching circuits where consistent voltage levels are needed to ensure optimal device operation.
1N5285 Brand Info
The 1N5285 is a widely recognized industrial-grade Zener diode produced by reputable semiconductor manufacturers specializing in discrete components. Known for its dependable performance and quality construction, this diode is a common choice for engineers seeking consistent voltage regulation solutions. Its proven track record in industrial electronics makes it a trusted part for system designers and sourcing specialists aiming to optimize circuit stability and durability.
FAQ
What is the nominal Zener voltage of this diode?
The device is specified with a nominal Zener voltage of 24 volts at a test current of 20 milliamps, providing a stable reference voltage suitable for many industrial voltage regulation applications.
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What is the maximum power dissipation rating?
The maximum power dissipation is rated at 5 watts, allowing the component to handle significant power levels without thermal failure when properly mounted and cooled.
What package type is used for this diode?
This Zener diode is supplied in a DO-41 glass axial package, which offers reliable mechanical protection and good thermal conductivity for efficient heat dissipation.
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Can this diode operate in extreme temperature environments?
Yes, it has an operating junction temperature range from -65??C up to +200??C, making it suitable for use in harsh industrial and automotive environments.
How does the low Zener impedance benefit circuit performance?
Low Zener impedance reduces voltage variation under load, resulting in more precise voltage regulation and improved noise immunity, which is critical for sensitive electronic systems.
