The control board should avoid working at the resonant frequency point as much as possible. If it cannot be avoided, the resonant frequency can be changed by placing decoupling capacitors on the PCB board.

PCB board layers: 4L

PCB board material: FR4

PCB board thickness: 1.6mm

Copper thickness: 1Oz

Character: White

Surface treatment: OSP

Minimum aperture: 0.3mm

Solder mask type: green oil

Delivery deadline: Samples can be sent out within 12 hours at the fastest, and shipments can be made within 3-5 days

Features: High reliability