4 x 1.1mm, Maximum Operating Temperature: +150 °C.DiodesZetex Diodes Inc DNBT8105-7 NPN Transistor, 1 A, 60 V, 3-Pin SOT-23, Mounting Type: Surface Mount, Maximum Power Dissipation: 600 mW, Minimum DC Current Gain: 100, Transistor Configuration: Single, Maximum Collector Base Voltage: 80 V, Maximum Emitter Base Voltage: 5 V, Dimensions: 3 x 1.