The CS0402-9N1J-S is a multi-layer chip inductor manufactured by Chilisin. It is designed for high-frequency applications requiring a small footprint and stable performance. This inductor is characterized by its high Q factor, tight tolerance, and excellent self-resonant frequency (SRF).

Applications

• RF Communication Circuits: Used for impedance matching, filtering, and tuning in RF transceivers and amplifiers.
• Mobile Devices: Employed in smartphones, tablets, and other portable devices for high-frequency signal processing.
• Wireless Modules: Integrated into Bluetooth, Wi-Fi, and GPS modules for impedance matching and noise filtering.
• Medical Devices: Utilized in medical electronic equipment for signal conditioning and filtering.
• Test and Measurement Equipment: Incorporated in RF test equipment for accurate signal measurements.

Features

• Compact Size: 0402 package (0.4 mm x 0.2 mm) for high-density PCB mounting.
• High Q Factor: Ensures low losses and efficient energy storage at high frequencies.
• Tight Tolerance: Provides precise inductance value for accurate circuit performance.
• High SRF: Enables operation at higher frequencies without significant performance degradation.
• Multilayer Construction: Ensures robust construction and reliable performance.
• RoHS Compliant: Meets environmental standards for hazardous substance restrictions.

Benefits

• Miniaturization: The small size enables the design of compact electronic devices.
• Improved Signal Quality: High Q factor and tight tolerance ensure efficient signal transmission and minimal signal loss.
• Reliable Performance: Robust construction and stable characteristics provide consistent performance over a wide range of operating conditions.
• Reduced Power Consumption: High efficiency minimizes power dissipation in RF circuits.
• Simplified Design: Stable inductance and high SRF simplify the design of matching networks and filters.

Additional Details

The CS0402-9N1J-S has an inductance value of 9.1 nH with a tolerance of ±5%. It is designed for reflow soldering processes, ensuring ease of manufacturing. The operating temperature range is typically -55°C to +125°C, allowing for use in a wide range of environments. The self-resonant frequency (SRF) is generally very high, allowing it to operate efficiently at the intended frequencies. These inductors are typically made with ceramic materials and utilize a multilayer construction to achieve the desired inductance value and performance characteristics.