LM2585S-3.3 National Semiconductor, LM2585S-3.3 Datasheet - Page 19

• Manufacturer Part Number: LM2585S-3.3
• Description: Power Supply IC
• Manufacturer: National Semiconductor

Specifications of LM2585S-3.3

• Output Current: 3A
• Output Voltage: 3.3VDC
• No. Of Pins: 5
• Peak Reflow Compatible (260 C): No
• Termination Type: SMD
• Leaded Process Compatible: No
• Mounting Type: Through Hole
• Package / Case: 5-TO-263
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Boost Regulator Applications
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resistance of the IC and the size of the heat sink needed, see the “Heat Sink/Thermal Considerations” section in the Application Hints.
The LM2585 will require a heat sink in these applications. The size of the heat sink will depend on the maximum ambient temperature. To calculate the thermal
FIGURE 36. +24V to +36V Boost Regulator
FIGURE 37. +24V to +48V Boost Regulator
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