The requested file:
https://pdf.datasheetcatalog.com/datasheet/stmicroelectronics/2149.pdf
is the data sheet for the following electronic components:

ST Microelectronics

#	Part Name	Description
1	L7905CD2T	NEGATIVE VOLTAGE REGULATORS
2	L7905CP	NEGATIVE VOLTAGE REGULATORS
3	L7905CT	NEGATIVE VOLTAGE REGULATORS
4	L7905CV	NEGATIVE VOLTAGE REGULATORS
5	L7906CD2T	NEGATIVE VOLTAGE REGULATORS
6	L7906CP	NEGATIVE VOLTAGE REGULATORS
7	L7906CT	NEGATIVE VOLTAGE REGULATORS
8	L7906CV	NEGATIVE VOLTAGE REGULATORS
9	L7908CD2T	NEGATIVE VOLTAGE REGULATORS
10	L7908CP	NEGATIVE VOLTAGE REGULATORS
11	L7908CT	NEGATIVE VOLTAGE REGULATORS
12	L7908CV	NEGATIVE VOLTAGE REGULATORS
13	L7912CD2T	NEGATIVE VOLTAGE REGULATORS
14	L7912CP	NEGATIVE VOLTAGE REGULATORS
15	L7912CT	NEGATIVE VOLTAGE REGULATORS
16	L7912CV	NEGATIVE VOLTAGE REGULATORS
17	L7915CD2T	NEGATIVE VOLTAGE REGULATORS
18	L7915CP	NEGATIVE VOLTAGE REGULATORS
19	L7915CT	NEGATIVE VOLTAGE REGULATORS
20	L7915CV	NEGATIVE VOLTAGE REGULATORS
21	L7918CD2T	NEGATIVE VOLTAGE REGULATORS
22	L7918CP	NEGATIVE VOLTAGE REGULATORS
23	L7918CT	NEGATIVE VOLTAGE REGULATORS
24	L7918CV	NEGATIVE VOLTAGE REGULATORS
25	L7920CD2T	NEGATIVE VOLTAGE REGULATORS
26	L7920CP	NEGATIVE VOLTAGE REGULATORS
27	L7920CT	NEGATIVE VOLTAGE REGULATORS
28	L7920CV	NEGATIVE VOLTAGE REGULATORS
29	L7922CD2T	NEGATIVE VOLTAGE REGULATORS
30	L7922CT	NEGATIVE VOLTAGE REGULATORS
31	L7922CV	NEGATIVE VOLTAGE REGULATORS
32	L7924CD2T	NEGATIVE VOLTAGE REGULATORS
33	L7924CP	NEGATIVE VOLTAGE REGULATORS
34	L7924CT	NEGATIVE VOLTAGE REGULATORS
35	L7924CV	NEGATIVE VOLTAGE REGULATORS
36	L7952CD2T	NEGATIVE VOLTAGE REGULATORS
37	L7952CT	NEGATIVE VOLTAGE REGULATORS
38	L7952CV	NEGATIVE VOLTAGE REGULATORS

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