The BT16B03PP with RJ45 Transformer SMD,16PIN RoHS is an electrical component manufactured by TNK. It is an integrated circuit with a shielded transformer, two 16-pin surface mount packages, and a RoHS compliance rating. This part is primarily used to connect an RJ45 network cable to its connected device, allowing two-way data transfer with protection against spikes and surges. It features low insertion loss, high isolation, and superior EMI/RFI rejection. In addition, the BT16B03PP offers excellent performance in cross-talk and return loss measurements. This part is compatible with Cat5/Cat6 cables and is reliable and durable, making it ideal for all networking applications.