LM2575T-12 National Semiconductor, LM2575T-12 Datasheet - Page 16

• Manufacturer Part Number: LM2575T-12
• Description: Voltage Regulator IC
• Manufacturer: National Semiconductor

Specifications of LM2575T-12

• No. Of Pins: 5
• Output Current: 1A
• Peak Reflow Compatible (260 C): No
• Output Voltage: 12V
• Termination Type: Through Hole
• Supply Voltage Max: 40V
• Leaded Process Compatible: No
• Mounting Type: Through Hole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Inductor Value Selection Guides
(For Continuous Mode Operation) (Continued)
PROCEDURE (Adjustable Output Voltage Versions)
EXAMPLE (Adjustable Output Voltage Versions)
5. Input Capacitor (C
) An aluminum or tantalum
5. Input Capacitor (C
) A 100 µF aluminum electrolytic
IN
IN
electrolytic bypass capacitor located close to the regulator is
capacitor located near the input and ground pins provides
needed for stable operation.
sufficient bypassing.
To further simplify the buck regulator design procedure, National Semiconductor is making available computer design software to
be used with the Simple Switcher line of switching regulators. Switchers Made Simple (version 3.3) is available on a (3
1
⁄
")
2
diskette for IBM compatible computers from a National Semiconductor sales office in your area.
www.national.com
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