Manufacturer: Panasonic - SSG  •  Voltage - Collector Emitter Breakdown (Max): 80V  •  Vce Saturation (Max) @ Ib, Ic: 1.8V @ 1mA, 1A  •  Current - Collector (Ic) (Max): 1A  •  DC Current Gain (hFE) (Min) @ Ic, Vce: 4000 @ 1A, 10V  •  Power - Max: 1.2W  •  Frequency - Transition: 150MHz  •  Transistor Type: NPN - Darlington  •  Mounting Type: Through Hole  •  Package / Case: TO-126B-A1  •  Other PartNo: 2SD946B, 2SD946B-ND