JAJSR90 September 2023 LMQ644A2-Q1
PRODMIX
The LMQ644xx requires a bootstrap capacitor connected between the CBOOT pin and the SW pin. This capacitor stores energy which is used to supply the gate drivers for the power MOSFETs. TI recommends a high-quality, 100-nF ceramic capacitor with a rating of at least 10 V.