The 2SCR544PHZGT100 from ROHM Semiconductor is a Bipolar Junction Transistor with Emitter Base Voltage 6 V, Emitter Cut off Current 1 µA, Collector Base Voltage 80 V, Collector Cut off Current 1 µA, Collector Emitter Breakdown Voltage 80 V. Tags: Surface Mount, NPN Transistor. More details for 2SCR544PHZGT100 can be seen below.