The FHW1210IF390JST is a wire-wound chip inductor manufactured by Murata Electronics North America. It is designed for high-frequency applications, providing inductance in electronic circuits. This inductor is commonly used in radio frequency (RF) circuits, impedance matching networks, and filtering applications. The FHW1210IF390JST offers a compact size and high Q-factor, making it suitable for use in portable devices and other space-constrained applications.

Applications

• Radio Frequency (RF) Circuits: Used in RF amplifiers, oscillators, and mixers.
• Impedance Matching Networks: Provides impedance matching between different circuit stages.
• Filtering Applications: Filters unwanted frequencies in electronic circuits.
• Wireless Communication Devices: Used in smartphones, tablets, and other wireless devices.
• High-Frequency Power Supplies: Filters noise and provides energy storage in power supplies.

Features

• Wire-Wound Construction: Provides high inductance and Q-factor.
• Compact Size: Suitable for use in space-constrained applications.
• High Self-Resonant Frequency: Operates at high frequencies without significant performance degradation.
• Surface Mount Technology (SMT): Designed for easy assembly on printed circuit boards (PCBs).
• RoHS Compliant: Complies with the Restriction of Hazardous Substances (RoHS) directive.

Benefits

• High Performance: Provides high inductance and Q-factor for demanding applications.
• Miniaturization: Compact size allows for smaller and lighter electronic devices.
• Reliable Operation: Designed for stable and reliable operation in various environmental conditions.
• Easy Assembly: SMT design simplifies the assembly process and reduces manufacturing costs.
• Environmentally Friendly: RoHS compliance ensures that the product does not contain harmful substances.

Additional Details

The FHW1210IF390JST has an inductance value of 39 nH (nanohenries) and a tolerance of ±5%. It has a self-resonant frequency (SRF) typically in the range of several GHz. The inductor has a rated current of approximately 300 mA and a DC resistance (DCR) of around 0.2 ohms. It is available in a 1210 package size, which corresponds to a length of 3.2 mm and a width of 2.5 mm.

Proper soldering techniques are essential for achieving reliable connections and preventing damage to the inductor. Reflow soldering is typically used for SMT assembly. Consult the Murata Electronics North America datasheet for detailed information on device characteristics, application guidelines, and soldering recommendations. The datasheet also provides information on the inductor's temperature characteristics, humidity resistance, and other environmental performance specifications.