Johanson Dielectrics 2450AT18A100E

Overview of Johanson Dielectrics 2450AT18A100E: The Johanson Dielectrics 2450AT18A100E is a high-performance RF capacitor designed for wireless applications, particularly those operating in the 2.4 GHz frequency range. This surface-mount component is characterized by its low equivalent series resistance (ESR), high Q factor, and excellent thermal stability. The capacitor is typically used for filtering, decoupling, and impedance matching in RF circuits. Functions: - Decoupling: It helps to stabilize the power supply voltage to RF devices by reducing voltage fluctuations. - Filtering: The capacitor can filter out unwanted signals, thus improving the quality of the RF signal. - Impedance Matching: It aids in matching the impedance of circuits, optimizing power transfer and minimizing reflections. - Tuning: In some configurations, it might be used for tuning resonant circuits. Applications: - Wi-Fi applications (e.g., 802.11b/g/n standards) - Bluetooth devices - Zigbee and other short-range wireless communications - RF front-end modules in IoT devices and wearables - Antenna matching networks Alternative Parts: - Murata CMY series capacitors - AVX 0805AV series capacitors - KEMET C0G/NP0 ceramic capacitors - TDK CeraLink capacitors It's advisable to check the specific electrical characteristics and frequency ratings to ensure compatibility. Embedded Modules: - Wireless communication modules featuring the 2.4 GHz ISM band, such as those used in RFID, IoT, and short-range communications. - Microcontroller modules with integrated RF transceivers that may incorporate these capacitors for efficient performance. Related Q&A: 1. Q: What frequency range is the Johanson Dielectrics 2450AT18A100E optimized for? - A: The Johanson Dielectrics 2450AT18A100E is optimized for applications operating at 2.4 GHz, commonly used in many wireless communication standards. 2. Q: How does the low ESR of this capacitor benefit RF applications? - A: The low Equivalent Series Resistance (ESR) allows for better performance in RF applications by reducing power loss, improving signal integrity, and facilitating efficient power transfer. 3. Q: Can the 2450AT18A100E be used alongside other capacitors in a circuit? - A: Yes, the 2450AT18A100E can be used in conjunction with other capacitors to enhance filtering and decoupling performance, but care should be taken to ensure that their combined characteristics match the circuit's requirements. 4. Q: What are the advantages of using surface-mount technology (SMT) for the Johanson Dielectrics 2450AT18A100E? - A: Surface-mount technology allows for smaller footprints, improved manufacturing efficiency, better performance at high frequencies, and easier integration into compact electronic circuits. 5. Q: Are there any environmental or reliability considerations when using the 2450AT18A100E in RF applications? - A: Yes, it is important to consider the operating temperature range, moisture sensitivity, and voltage ratings to ensure reliable long-term performance in RF applications.