MSR2N2907AUB / UBC Rad Hard PNP Silicon Switching.
Microsemi
MSR2N2907AUBC - Rad Hard PNP Silicon Switching Transistor
MSR2N2907AUB / UBC Rad Hard PNP Silicon Switching Transistor Screened per MIL-PRF-19500 & ESCC 22900 Radiation Level TID ELDRS QPL RANGE and RAD LE.