Compact 2-Layer ESP32-WROOM-32E Ultrasonic Emitter Board with USB-C Auto-Programming, On-Board 12 V→3.3 V Buck, 3× Low-Side MOSFET Drivers, Optional U.FL Antenna, ESD/TVS Protection, RF/Power Partitioning, and Named Nets (PWR_12V_IN, 3V3, GND, DRV_CH1/2/3, LED_PWR/LED_NET/LED_EMIT) #ultrasonic #ESP32 #RFDesign #PowerDesign #PCBDesign
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