The requested file:
https://pdf.datasheetcatalog.com/datasheets/700/61662_DS.pdf
is the data sheet for the following electronic components:

National Semiconductor

#	Part Name	Description
1	LM1575J-12-QML	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
2	LM1575J-15-QML	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
3	LM1575J-3.3-QML	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
4	LM1575J-5.0-QML	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
5	LM1575J-ADJ-QML	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
6	LM2575HVT-12 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
7	LM2575HVT-15 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
8	LM2575HVT-3.3 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
9	LM2575HVT-5.0 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
10	LM2575HVT-ADJ FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
11	LM2575T-12 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
12	LM2575T-15 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
13	LM2575T-3.3 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
14	LM2575T-5.0 FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator
15	LM2575T-ADJ FLOW LB03	SIMPLE SWITCHER 1A Step-Down Voltage Regulator

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