The LLQ2012-FR68J is a wire-wound inductor manufactured by Toko America Inc. These inductors are commonly used in RF and high-frequency circuits for applications such as filtering, impedance matching, and oscillation. The ‘FR68J’ designation specifies a particular inductance value and tolerance.

Applications

• RF Filters: Selectively passing or attenuating specific frequencies in RF signal paths.
• Impedance Matching: Optimizing the transfer of power or signal between circuit stages.
• Oscillator Circuits: Forming a resonant tank circuit for generating stable oscillations.
• RF Chokes: Blocking or filtering high-frequency noise from propagating in a circuit.
• Wireless Communication Devices: Used in various wireless systems for signal conditioning and frequency control.

Features

• Wire-Wound Construction: Offers high Q-factor and excellent performance in RF applications.
• Compact Size: The 2012 package size (2.0mm x 1.2mm) is suitable for space-constrained designs.
• High Self-Resonant Frequency (SRF): Extends the usable frequency range of the inductor.
• Stable Inductance Value: Ensures consistent performance over a range of operating conditions.
• Surface Mount Technology (SMT): Allows for automated assembly on printed circuit boards.

Benefits

• Superior Performance: The wire-wound construction provides higher Q and better performance than alternative inductor technologies in RF applications.
• Space-Saving Design: The small footprint allows for dense component placement on PCBs.
• Reliable Operation: Toko inductors are known for their quality and long-term reliability.
• Automated Assembly: The SMT package simplifies the manufacturing process.
• Optimized for RF Applications: Specifically designed and characterized for use in high-frequency circuits.

Additional Details

The LLQ2012-FR68J inductor provides a good compromise between size and performance for RF circuit designs. Its specific inductance value is 0.68uH. These inductors are commonly found in mobile phones, WLAN devices, and other wireless communication equipment. The high SRF allows it to be used effectively at higher frequencies. The wire-wound construction contributes to the high Q-factor, which minimizes losses in RF circuits. Toko America Inc. is known for its quality manufacturing and reliable components.