AN 973: Three-phase Boost Bidirectional AC/DC Converter for Electric Vehicle (EV) Charging

ID 733436
Date 6/23/2022
Public

3.2.1.3. Sampling Circuit

The sample and hold block is required to safely guarantee the control logic digital operation while the main circuit keeps operating. The PWM signals to switch on and off the transistors, which cannot be allowed to transition between allotted switching events (100 KHz).
Figure 15. Sampling Circuit Model