This part is a kind of semiconductor called B776.

Function of this product has 2SB776.

Manufacturers : Sanyo

Image and pinout :

Some of the text within the PDF file :

Ordering number:678F 2SB776 : PNP Epitaxial Planar Silicon Transistor 2SD896 : NPN Triple Diffused Planar Silicon Transistor 2SB776/2SD896 100V/7A, AF 40W Output Applications Features · Capable of being mounted easily because of onepoint fixing type plastic molded package (Interchangeable with TO-3). · Wide ASO because of on-chip ballast resistance. · Goode dependence of fT on current and excellent high frequency responce. Package Dimensions unit:mm 2022A [2SB776/2SD896] The descriptions in parentheses are for the 2SB776 only ; other descriptions than those in parentheses are common to the 2SB776 and 2SD896. 1 : Base 2 : Collector 3 ; Emitter Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Collector-to-Base Voltage Collector-to-Emitter Voltage Emitter-to-Base Vol [ ... ]

B776 PDF Datasheet Download