The requested file:
https://pdf.datasheetcatalog.com/datasheet2/c/0g38zphe9o3sgph231hi61t07owy.pdf
is the data sheet for the following electronic components:

Texas Instruments

#	Part Name	Description
1	UCC28C40D	BiCMOS Low-Power Current Mode PWM Controller
2	UCC28C40DGK	BiCMOS Low-Power Current Mode PWM Controller
3	UCC28C40DGKR	BiCMOS Low-Power Current Mode PWM Controller
4	UCC28C40DR	BiCMOS Low-Power Current Mode PWM Controller
5	UCC28C40P	BiCMOS Low-Power Current Mode PWM Controller
6	UCC28C41D	BiCMOS Low-Power Current Mode PWM Controller
7	UCC28C41DGK	BiCMOS Low-Power Current Mode PWM Controller
8	UCC28C41DGKR	BiCMOS Low-Power Current Mode PWM Controller
9	UCC28C41DR	BiCMOS Low-Power Current Mode PWM Controller
10	UCC28C41P	BiCMOS Low-Power Current Mode PWM Controller
11	UCC28C42D	BiCMOS Low Current 8 Pin PWM Current Mode Controller
12	UCC28C42DGK	BiCMOS Low Current 8 Pin PWM Current Mode Controller
13	UCC28C42DGKR	BiCMOS Low Current 8 Pin PWM Current Mode Controller
14	UCC28C42DR	BiCMOS Low Current 8 Pin PWM Current Mode Controller
15	UCC28C42P	BiCMOS Low Current 8 Pin PWM Current Mode Controller
16	UCC28C43D	BiCMOS Low-Power Current Mode PWM Controller
17	UCC28C43DGK	BiCMOS Low-Power Current Mode PWM Controller
18	UCC28C43DGKR	BiCMOS Low-Power Current Mode PWM Controller
19	UCC28C43DR	BiCMOS Low-Power Current Mode PWM Controller
20	UCC28C43P	BiCMOS Low-Power Current Mode PWM Controller
21	UCC28C44D	BiCMOS Low-Power Current Mode PWM Controller
22	UCC28C44DGK	BiCMOS Low-Power Current Mode PWM Controller
23	UCC28C44DGKR	BiCMOS Low-Power Current Mode PWM Controller
24	UCC28C44DR	BiCMOS Low-Power Current Mode PWM Controller
25	UCC28C44P	BiCMOS Low-Power Current Mode PWM Controller
26	UCC28C45D	BiCMOS Low-Power Current Mode PWM Controller
27	UCC28C45DGK	BiCMOS Low-Power Current Mode PWM Controller
28	UCC28C45DGKR	BiCMOS Low-Power Current Mode PWM Controller
29	UCC28C45DGKRG4	BiCMOS Low-Power Current Mode PWM Controller
30	UCC28C45DR	BiCMOS Low-Power Current Mode PWM Controller
31	UCC28C45DRG4	BiCMOS Low-Power Current Mode PWM Controller
32	UCC28C45P	BiCMOS Low-Power Current Mode PWM Controller
33	UCC38C40D	BiCMOS Low-Power Current Mode PWM Controller
34	UCC38C40DGK	BiCMOS Low-Power Current Mode PWM Controller
35	UCC38C40DGKR	BiCMOS Low-Power Current Mode PWM Controller
36	UCC38C40DR	BiCMOS Low-Power Current Mode PWM Controller
37	UCC38C40P	BiCMOS Low-Power Current Mode PWM Controller
38	UCC38C41D	BiCMOS Low-Power Current Mode PWM Controller
39	UCC38C41DGK	BiCMOS Low-Power Current Mode PWM Controller
40	UCC38C41DGKR	BiCMOS Low-Power Current Mode PWM Controller
41	UCC38C41DR	BiCMOS Low-Power Current Mode PWM Controller
42	UCC38C41P	BiCMOS Low-Power Current Mode PWM Controller
43	UCC38C42D	BiCMOS Low-Power Current Mode PWM Controller
44	UCC38C42DGK	BiCMOS Low-Power Current Mode PWM Controller
45	UCC38C42DGKR	BiCMOS Low-Power Current Mode PWM Controller
46	UCC38C42DR	BiCMOS Low-Power Current Mode PWM Controller
47	UCC38C42P	BiCMOS Low-Power Current Mode PWM Controller
48	UCC38C43D	BiCMOS Low-Power Current Mode PWM Controller
49	UCC38C43DGK	BiCMOS Low-Power Current Mode PWM Controller
50	UCC38C43DGKR	BiCMOS Low-Power Current Mode PWM Controller
51	UCC38C43DR	BiCMOS Low-Power Current Mode PWM Controller
52	UCC38C43P	BiCMOS Low-Power Current Mode PWM Controller
53	UCC38C44D	BiCMOS Low-Power Current Mode PWM Controller
54	UCC38C44DGK	BiCMOS Low-Power Current Mode PWM Controller
55	UCC38C44DGKR	BiCMOS Low-Power Current Mode PWM Controller
56	UCC38C44DR	BiCMOS Low-Power Current Mode PWM Controller
57	UCC38C44P	BiCMOS Low-Power Current Mode PWM Controller
58	UCC38C45D	BiCMOS Low-Power Current Mode PWM Controller
59	UCC38C45DGK	BiCMOS Low-Power Current Mode PWM Controller
60	UCC38C45DGKR	BiCMOS Low-Power Current Mode PWM Controller
61	UCC38C45DR	BiCMOS Low-Power Current Mode PWM Controller
62	UCC38C45P	BiCMOS Low-Power Current Mode PWM Controller

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