1. The article discusses the TIDA-01168 reference design by Texas Instruments, a four-phase bidirectional DC-DC converter for 12-V/48-V automotive systems. 2. It utilizes the LM5170-Q1 current controllers and a TMS320F28027F microcontroller for power stage control, enhancing performance and reliability. 3. The design supports a wide input voltage range and includes protection mechanisms against various faults, suitable for in-vehicle power distribution and backup power converters.