LM2574M-3.3 National Semiconductor, LM2574M-3.3 Datasheet - Page 9
![DC/DC Converter IC](/photos/18/97/189794/3833494_sml.gif)
LM2574M-3.3
Manufacturer Part Number
LM2574M-3.3
Description
DC/DC Converter IC
Manufacturer
National Semiconductor
Datasheet
1.LM2574M-3.3.pdf
(24 pages)
Specifications of LM2574M-3.3
Input Voltage
40V
Output Voltage
3.3V
No. Of Pins
14
Mounting Type
Surface Mount
Output Current Max
0.5A
Peak Reflow Compatible (260 C)
No
Supply Voltage Max
40V
Leaded Process Compatible
No
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2574M-3.3
Manufacturer:
NS
Quantity:
950
Company:
Part Number:
LM2574M-3.3/NOPB
Manufacturer:
National Semiconductor
Quantity:
1 784
Company:
Part Number:
LM2574M-3.3/NOPB
Manufacturer:
TI/NS
Quantity:
340
Block Diagram
DS011394-10
R1 = 1k
3.3V, R2 = 1.7k
5V, R2 = 3.1k
12V, R2 = 8.84k
15V, R2 = 11.3k
For Adj. Version
R1 = Open, R2 = 0
Note: Pin numbers are for the 8-pin DIP package.
FIGURE 1.
9
www.national.com