The CMI201209U1R0KT is a wire-wound ceramic chip inductor manufactured by Fenghua Electronics. It is designed for use in high-frequency circuits for filtering, impedance matching, and RF applications. This inductor features a compact 0805 case size, making it suitable for space-constrained applications.

Applications

• Mobile phones and smartphones: Used for impedance matching and filtering in RF circuits.
• Wireless communication devices: Employed in Bluetooth modules, Wi-Fi modules, and other wireless transceivers.
• GPS receivers: Integrated into RF front-end circuits for signal conditioning.
• RF filters: Used as part of filter networks for signal conditioning and noise reduction.
• High-frequency circuits: Suitable for various high-frequency applications requiring inductance.

Features

• Inductance: 1.0 µH (Microhenry). This indicates the inductor's ability to store energy in a magnetic field.
• Tolerance: 10%. The actual inductance value can vary by ±10% from the nominal value of 1.0 µH.
• Case Size: 0805 (EIA). This refers to the physical dimensions of the inductor, which are 0.08 inches in length and 0.05 inches in width.
• Type: Wire-wound ceramic chip inductor. This indicates that the inductor is constructed with a ceramic core and a wire winding.
• High Q-factor: Offers a high Q-factor, resulting in low energy loss and efficient signal transmission.

Benefits

• Compact Size: The small 0805 case size allows for high-density circuit designs, saving valuable board space.
• High Inductance Value: The 1.0 µH inductance value is suitable for various RF and high-frequency applications.
• High Q-factor: The high Q-factor ensures efficient signal transmission and minimizes energy loss.
• Reliable Operation: Fenghua Electronics is a reputable manufacturer known for producing high-quality and reliable electronic components.
• Stable Performance: The ceramic core provides stable performance over a wide temperature range.

Additional Details

The CMI201209U1R0KT inductor is commonly used for impedance matching in RF circuits to maximize power transfer, filtering out unwanted noise in signal paths, and creating resonant circuits. Proper soldering techniques should be used to ensure reliable connection to the circuit board. Refer to the manufacturer's datasheet for detailed specifications and application notes, including self-resonant frequency (SRF) and DC resistance (DCR).