The requested file:
https://pdf.datasheetcatalog.com/datasheets/208/49610_DS.pdf
is the data sheet for the following electronic components:

Linear Technology

#	Part Name	Description
1	LM138	5A Positive Adjustable Voltage Regulator
2	LM138K	5A Positive Adjustable Voltage Regulator
3	LM338	5A Positive Adjustable Voltage Regulator
4	LM338K	5A Positive Adjustable Voltage Regulator
5	LM338P	5A Positive Adjustable Voltage Regulator
6	LT138AK	5A Positive Adjustable Voltage Regulator
7	LT338A	5A Positive Adjustable Voltage Regulator
8	LT338AK	5A Positive Adjustable Voltage Regulator

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