CM6149R-473 - API Delevan

CM6149R-473 Frequently Asked Questions (FAQs)

• What is the recommended PCB land pattern for the CM6149R-473?
  The recommended PCB land pattern for the CM6149R-473 can be found in the API Delevan's application note AN-113, which provides detailed guidelines for PCB layout and footprint design.
• How does the CM6149R-473 perform in high-temperature environments?
  While the datasheet specifies an operating temperature range of -40°C to +125°C, API Delevan recommends derating the inductor's current rating by 1.5% per degree Celsius above 80°C to ensure reliable operation in high-temperature environments.
• What is the self-resonant frequency (SRF) of the CM6149R-473?
  The SRF of the CM6149R-473 is not explicitly stated in the datasheet, but it can be estimated using the inductor's inductance value and the Q factor. API Delevan recommends consulting their application engineers for specific SRF calculations.
• Can the CM6149R-473 be used in high-reliability or military applications?
  Yes, the CM6149R-473 is designed to meet the requirements of high-reliability and military applications. API Delevan offers customized screening and testing options to meet specific requirements, such as MIL-PRF-83446 or MIL-PRF-39007.
• What is the recommended soldering profile for the CM6149R-473?
  API Delevan recommends a soldering profile with a peak temperature of 260°C (500°F) and a dwell time of 10-30 seconds to ensure reliable solder joints. Consult the API Delevan's soldering guidelines document for more detailed information.