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ARTICLE Design a Low-Power Edge Tier Node for the Industrial IoT The design of an Edge Tier node poses several challenges for the designer. Along with sensors and actuators, each node also includes a microcontroller, power supply circuitry, and a serial communication link to interface with other nodes in the network.
REFERENCE DESIGNS CAT4201AGEVB: 350mA @ 20V Max, 6.5 ~ 28V in The CAT4201 is a high efficiency step-down LED driver from Catalyst Semiconductor. This device is designed to drive high brightness LEDs up to 350mA from a power supply up to 28V.