The GMD31300 is a miniature, surface-mount trimmer capacitor manufactured by Sprague-Goodman Electronics. It is designed for fine-tuning and adjusting capacitance in various electronic circuits, allowing for precise calibration and optimization of circuit performance. Trimmer capacitors are commonly used in applications such as oscillators, filters, and RF circuits.

Applications

• Oscillators: Used for frequency trimming in oscillators, allowing for precise adjustment of the oscillation frequency.
• Filters: Employed in filters to fine-tune the cutoff frequency and bandwidth, optimizing filter performance.
• RF Circuits: Utilized in RF circuits for impedance matching and tuning, ensuring optimal signal transmission and reception.
• Antenna Tuning: Integrated into antenna tuning circuits to adjust the antenna's resonant frequency for maximum efficiency.
• Crystal Trimming: Used to fine-tune the frequency of crystal oscillators.

Features

• Miniature Size: Compact size allows for use in densely populated circuit boards.
• Surface Mount Package: Designed for easy surface mount assembly on printed circuit boards.
• High Q Factor: Offers a high Q factor, resulting in low insertion loss and improved signal performance.
• Wide Capacitance Range: Provides a wide capacitance adjustment range, allowing for versatile application.
• Stable Performance: Offers stable performance over a wide temperature range.

Benefits

• Precise Tuning: Allows for precise adjustment of capacitance, optimizing circuit performance.
• Space Saving: Compact size allows for integration into compact electronic devices.
• Simplified Assembly: Surface mount package simplifies board assembly and reduces manufacturing costs.
• Improved Signal Quality: High Q factor minimizes signal loss and enhances signal quality.
• Reliable Operation: Stable performance ensures reliable operation in various environments.

Technical Specifications

The GMD31300 features a capacitance range of typically 1 pF to 3 pF. It has a high Q factor at specified frequencies. The operating temperature range is typically -25°C to +85°C. The trimmer capacitor is designed for surface mount assembly and is available in a standard EIA package size.

This trimmer capacitor is a preferred choice for designers seeking precise and reliable capacitance adjustment in various electronic circuits. Its compact size and high performance make it suitable for demanding applications.