LM2574M-3.3 National Semiconductor, LM2574M-3.3 Datasheet - Page 9

• Manufacturer Part Number: LM2574M-3.3
• Description: DC/DC Converter IC
• Manufacturer: National Semiconductor

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

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.
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