Bel Fuse recommends a PCB layout with a solid ground plane and a thermal pad connected to the ground plane to dissipate heat. A minimum of 1 oz copper thickness is recommended. Additionally, a thermal interface material (TIM) can be used to improve heat transfer between the device and the heat sink.
To ensure reliable operation in high-vibration environments, Bel Fuse recommends securing the device using a screw or clip, and using a potting compound to fill any gaps between the device and the PCB. Additionally, the PCB should be designed to minimize flexure and vibration transmission to the device.
The maximum surge current rating for the SS-7188VS-A-FLS is not explicitly stated in the datasheet. However, Bel Fuse recommends following the industry-standard surge current rating of 100A for 10ms, as specified in IEC 61000-4-5.
Yes, the SS-7188VS-A-FLS can be used in a redundant or parallel configuration to achieve higher power ratings or to improve system reliability. However, Bel Fuse recommends consulting with their application engineers to ensure proper design and implementation.
The expected lifespan and reliability of the SS-7188VS-A-FLS are dependent on various factors such as operating conditions, temperature, and quality of the PCB. Bel Fuse provides a typical lifespan of 10-15 years, with a failure rate of <1% per 1000 hours, as per MIL-HDBK-217F.
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SS-7188VS-A-FLS Overview
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