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

Chenyi Electronics

#	Part Name	Description
1	1N4728	1W SILICON PLANAR ZENER DIODES
2	1N4729	1W SILICON PLANAR ZENER DIODES
3	1N4730	1W SILICON PLANAR ZENER DIODES
4	1N4731	1W SILICON PLANAR ZENER DIODES
5	1N4732	1W SILICON PLANAR ZENER DIODES
6	1N4733	1W SILICON PLANAR ZENER DIODES
7	1N4734	1W SILICON PLANAR ZENER DIODES
8	1N4735	1W SILICON PLANAR ZENER DIODES
9	1N4736	1W SILICON PLANAR ZENER DIODES
10	1N4737	1W SILICON PLANAR ZENER DIODES
11	1N4738	1W SILICON PLANAR ZENER DIODES
12	1N4739	1W SILICON PLANAR ZENER DIODES
13	1N4740	1W SILICON PLANAR ZENER DIODES
14	1N4741	1W SILICON PLANAR ZENER DIODES
15	1N4742	1W SILICON PLANAR ZENER DIODES
16	1N4743	1W SILICON PLANAR ZENER DIODES
17	1N4744	1W SILICON PLANAR ZENER DIODES
18	1N4745	1W SILICON PLANAR ZENER DIODES
19	1N4746	1W SILICON PLANAR ZENER DIODES
20	1N4747	1W SILICON PLANAR ZENER DIODES
21	1N4748	1W SILICON PLANAR ZENER DIODES
22	1N4749	1W SILICON PLANAR ZENER DIODES
23	1N4750	1W SILICON PLANAR ZENER DIODES
24	1N4751	1W SILICON PLANAR ZENER DIODES
25	1N4752	1W SILICON PLANAR ZENER DIODES
26	1N4753	1W SILICON PLANAR ZENER DIODES
27	1N4754	1W SILICON PLANAR ZENER DIODES
28	1N4755	1W SILICON PLANAR ZENER DIODES
29	1N4756	1W SILICON PLANAR ZENER DIODES
30	1N4757	1W SILICON PLANAR ZENER DIODES
31	1N4758	1W SILICON PLANAR ZENER DIODES
32	1N4759	1W SILICON PLANAR ZENER DIODES
33	1N4760	1W SILICON PLANAR ZENER DIODES
34	1N4761	1W SILICON PLANAR ZENER DIODES
35	1N4762	1W SILICON PLANAR ZENER DIODES
36	1N4763	1W SILICON PLANAR ZENER DIODES
37	1N4764	1W SILICON PLANAR ZENER DIODES

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