Figure 1: Schematic diagram of the DC-DC Buck Converter Design Using LM5164. According to the datasheet: “The LM5164 is an easy-to-use, ultra-low IQ constant on-time ... It illustrates how efficiency ...

Input and output are ground-referenced, and two input rails are required at between ±42V and ±85V – with no heatsinks needed at the bottom end, and a pair of heatsinks plus forced air required at the ...