The requested file:
https://pdf.datasheetcatalog.com/datasheet2/4/091ajoxgqj7kllx0jixohlhq11wy.pdf
is the data sheet for the following electronic components:

ON Semiconductor

#	Part Name	Description
1	BC546B	Transistor NPN Silicon Plastic
2	BC546BRL1	Transistor NPN Silicon Plastic
3	BC546BZL1	Transistor NPN Silicon Plastic
4	BC547A	Transistor NPN Silicon Plastic
5	BC547ARL	Transistor NPN Silicon Plastic
6	BC547ARL1	Transistor NPN Silicon Plastic
7	BC547AZL1	Transistor NPN Silicon Plastic
8	BC547B	Transistor NPN Silicon Plastic
9	BC547BRL1	Transistor NPN Silicon Plastic
10	BC547BZL1	Transistor NPN Silicon Plastic
11	BC547C	Transistor Silicon Plastic NPN
12	BC547CZL1	Transistor Silicon Plastic NPN
13	BC548B	Transistor NPN Silicon Plastic
14	BC548BRL1	Transistor NPN Silicon Plastic
15	BC548BZL1	Transistor NPN Silicon Plastic
16	BC548C	Transistor NPN Silicon Plastic
17	BC548CZL1	Transistor NPN Silicon Plastic

Select the part name and then you can download the datasheet in PDF format.