Pin Assignment. Packing. Lead Free. Halogen Free. 1. 2. 3. L-x-TB. G-x-TB. TO E. B. C. Tape Box. L-x-TK. G-x-TK. TO- E. NPN Epitaxial Silicon Transistor. Absolute Maximum Ratings Ta25C unless otherwise noted. Electrical Characteristics Ta25C unless otherwise noted. fcs datasheet, cross reference, circuit and application notes in pdf format.