SiC 4H and SiC 6H company reference:PAM-XIAMEN is the earth’s leading developer of good-point out lights technological know-how,he present you with a complete line: Sinlge crystal SiC wafer and epitaxial wafer and SiC wafer reclaim. Voltage sensitivity: LEDs has to be equipped having a voltage earlier mentioned their threshold voltage https://www.questsemi.com.au