The requested file:
https://pdf.datasheetcatalog.com/datasheets2/15/151415_1.pdf
is the data sheet for the following electronic components:

Anachip

#	Part Name	Description
1	AH281	HALL-EFFECT SMART FAN MOTOR CONTROLLER
2	AH281-P	HALL-EFFECT SMART FAN MOTOR CONTROLLER
3	AH281-PA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
4	AH281-PL	HALL-EFFECT SMART FAN MOTOR CONTROLLER
5	AH281-PLA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
6	AH281-Y	HALL-EFFECT SMART FAN MOTOR CONTROLLER
7	AH281-YA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
8	AH281-YL	HALL-EFFECT SMART FAN MOTOR CONTROLLER
9	AH281-YLA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
10	AH281A-P	HALL-EFFECT SMART FAN MOTOR CONTROLLER
11	AH281A-PA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
12	AH281A-PL	HALL-EFFECT SMART FAN MOTOR CONTROLLER
13	AH281A-PLA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
14	AH281A-Y	HALL-EFFECT SMART FAN MOTOR CONTROLLER
15	AH281A-YA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
16	AH281A-YL	HALL-EFFECT SMART FAN MOTOR CONTROLLER
17	AH281A-YLA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
18	AH281Z-P	HALL-EFFECT SMART FAN MOTOR CONTROLLER
19	AH281Z-PA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
20	AH281Z-PL	HALL-EFFECT SMART FAN MOTOR CONTROLLER
21	AH281Z-PLA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
22	AH281Z-Y	HALL-EFFECT SMART FAN MOTOR CONTROLLER
23	AH281Z-YA	HALL-EFFECT SMART FAN MOTOR CONTROLLER
24	AH281Z-YL	HALL-EFFECT SMART FAN MOTOR CONTROLLER
25	AH281Z-YLA	HALL-EFFECT SMART FAN MOTOR CONTROLLER

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