UCC21732/UCC21732-Q1 Gate Drivers Texas Instruments UCC21732/UCC21732-Q1 Single-channel Isolated Gate Drivers are designed for SiC MOSFETs and IGBTs with up to 2121VDC operating voltage with advanced protection features, best-in-class dynamic performance and robustness. The UCC21732/UCC21732-Q1 features up to ±10A peak source and sink current.