As an Amazon Associate, we earn from qualifying purchases. Home » Infineon » BTS54040LBEBOARDTOBO1 The BTS54040-LBE Daughterboard is a small PCB with soldered SPOC+ device on it. It has to be used in combination with... Infineon . BTS54040LBEBOARDTOBO1 Attributes Brand name, Manufacturer name, ManufacturerInfineon