Description:The FT Router 5000 device is used to build high-performance LON routers, enabling multi-channel Free Topology (FT) networks with thousands of nodes in a single installation. The FT Router 5000 combines a Router 5000 core with an FT Smart Transceiver and can be used to build an FT-10 channel half-router with LON communication channel to route LON messages. The FT Router 5000 device includes embedded firmware that implements a half-router and is capable of supporting thousands of nodes using use one of four r
Renesas provides a recommended PCB layout guide in their application note (R01AN3804EJ0100) which includes thermal design considerations, such as thermal vias, copper pours, and component placement.
Renesas recommends following their thermal design guidelines, using a heat sink if necessary, and ensuring proper airflow around the device. Additionally, the device's thermal protection feature can be enabled to prevent overheating.
Renesas recommends using a low-ESR capacitor (e.g., ceramic or film capacitor) for CIN and COUT, with values between 1uF to 10uF. The capacitor selection should be based on the specific application's requirements and noise tolerance.
Check the PG signal's voltage level, ensure proper connection to the output voltage, and verify that the output voltage is within the specified range. Also, review the device's fault detection and protection features, such as overvoltage protection and undervoltage lockout.
Renesas recommends a soft-start sequence, where the input voltage is gradually increased to the nominal value, and the enable pin is asserted after the input voltage has reached a stable level.
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14285R-100 Overview
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