VC0805K121R025

Product Overview

• Category: Passive electronic component
• Use: Used in electronic circuits for impedance matching, filtering, and voltage division
• Characteristics: Small size, high precision, and reliability
• Package: 0805 package (2mm x 1.25mm)
• Essence: Resistor
• Packaging/Quantity: Typically available in reels of 10,000 units

Specifications

• Resistance: 121 ohms
• Tolerance: ±0.05%
• Power Rating: 1/8W
• Temperature Coefficient: ±25ppm/°C

Detailed Pin Configuration

The VC0805K121R025 is a surface mount resistor with two terminals, typically labeled as "1" and "2".

Functional Features

• High precision resistance value
• Stable performance over a wide temperature range
• Suitable for high-frequency applications

Advantages

• Small footprint saves space on the circuit board
• Excellent stability and reliability
• Precise resistance value ensures accurate circuit operation

Disadvantages

• Sensitive to mechanical stress due to small size
• Limited power handling capability compared to larger resistors

Working Principles

The VC0805K121R025 operates based on the principle of converting electrical energy into heat, thereby controlling the flow of current within an electronic circuit.

Detailed Application Field Plans

This resistor is commonly used in: - RF and microwave circuits - Signal processing circuits - Precision measurement equipment

Detailed and Complete Alternative Models

• VC0805K100R025: 100 ohm, ±0.05%, 1/8W
• VC0805K150R025: 150 ohm, ±0.05%, 1/8W
• VC0805K121R050: 121 ohm, ±0.1%, 1/8W

In conclusion, the VC0805K121R025 is a high-precision surface mount resistor suitable for various electronic applications, especially those requiring precise impedance matching and stable performance over a wide temperature range.

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