LM2574MX-12 National Semiconductor, LM2574MX-12 Datasheet - Page 2

• Manufacturer Part Number: LM2574MX-12
• Description: Conv DC-DC Single Inv/Step Down 4V to 40V 14-Pin SOIC W T/R
• Manufacturer: National Semiconductor
• Type: Inverting|Step Downr

Specifications of LM2574MX-12

• Package: 14SOIC W
• Number Of Outputs: 1
• Minimum Input Voltage: 4 V
• Maximum Input Voltage: 40 V
• Switching Frequency: 58 KHz
• Operating Supply Voltage: 40(Max) V
• Maximum Output Current: 0.5 A
• Output Type: Fixed
• Output Voltage: 12 V
• Switching Regulator: Yes
• Efficiency: 88(Typ) %
• Operating Temperature: -40 to 125 °C

Connection Diagrams
8-Lead DIP
14-Lead Wide
Surface Mount (WM)
DS011394-2
* No internal connection, but should be soldered to PC board for best heat
transfer.
Top View
Order Number LM2574-3.3HVN, LM2574HVN-5.0,
DS011394-3
LM2574HVN-12, LM2574HVN-15, LM2574HVN-ADJ,
Top View
LM2574N-3.3, LM2574N-5.0, LM2574N-12,
Order Number LM2574HVM-3.3, LM2574HVM-5.0,
LM2574N-15 or LM2574N-ADJ
LM2574HVM-12, LM2574HVM-15, LM2574HVM-ADJ,
See NS Package Number N08A
LM2574M-3.3 LM2574M-5.0, LM2574M-12,
LM2574M-15 or LM2574M-ADJ
See NS Package Number M14B
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