ER3R-800L3PR

Category: Electronic Components

Use: The ER3R-800L3PR is a high-power resistor designed for use in electronic circuits to limit current flow and lower voltage levels.

Characteristics: This resistor is known for its high power handling capacity, precision resistance value, and stable performance under varying temperature conditions. It is packaged in a durable and heat-resistant casing, ensuring reliability in demanding applications.

Package: The ER3R-800L3PR comes in a compact, heat-dissipating package that allows for easy integration into circuit designs. It is available in various quantities to suit different project requirements.

Essence: The essence of the ER3R-800L3PR lies in its ability to efficiently dissipate heat while maintaining precise resistance values, making it an essential component in high-power electronic systems.

Packaging/Quantity: The resistor is typically packaged in reels or trays, with quantities ranging from hundreds to thousands per package, depending on customer needs.

Specifications

• Power Rating: 800W
• Resistance: 3 Ohms
• Tolerance: ±5%
• Temperature Coefficient: 100 ppm/°C
• Operating Temperature Range: -55°C to 275°C
• Package Type: TO-220

Detailed Pin Configuration

The ER3R-800L3PR features a standard TO-220 package with three leads. Pin 1 is the input terminal, pin 2 is the output terminal, and pin 3 is the ground terminal.

Functional Features

• High Power Handling: Capable of dissipating up to 800W of power.
• Precision Resistance: Maintains a stable resistance value within a tight tolerance range.
• Wide Temperature Range: Operates reliably across a broad temperature spectrum.

Advantages and Disadvantages

Advantages - High power rating suitable for demanding applications. - Precise resistance value ensures accurate current limiting. - Wide operating temperature range for versatility.

Disadvantages - Relatively large physical size compared to lower power resistors. - Higher cost compared to standard resistors due to its high-power capabilities.

Working Principles

The ER3R-800L3PR works by converting electrical energy into heat when current flows through it. This heat dissipation capability allows it to limit current and reduce voltage levels in electronic circuits, protecting sensitive components from damage.

Detailed Application Field Plans

The ER3R-800L3PR is commonly used in industrial power supplies, motor drives, and high-power audio amplifiers. Its high power handling and precision resistance make it ideal for applications requiring robust current limiting and voltage regulation.

Detailed and Complete Alternative Models

• ER5R-1000L4PR: 1000W power rating, 5 Ohm resistance
• ER2R-600L2PR: 600W power rating, 2 Ohm resistance
• ER4R-1200L5PR: 1200W power rating, 4 Ohm resistance

This completes the entry for the ER3R-800L3PR, providing comprehensive information about its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.