2N4987 Silicon unilateral switch (SUS) in package .
ETC
2N4987 - Silicon unilateral switch Transistor
2N4987 Silicon unilateral switch (SUS) in package TO-92 0.7max 0.45max 1 2.5 5.2 2 14.5 1.6 4.2 5.2 3 Pinouts: 1- Cathode, 2- Gate, 3- Anode R.
NTE
2N4987 - Silicon Unilateral Switch
2N4987 Silicon Unilateral Switch (SUS) TO−98 Type Package Description: The 2N4987 is a planar monolithic silicon integrated circuit having thyristor .