LM2586T-3.3 National Semiconductor, LM2586T-3.3 Datasheet - Page 20

• Manufacturer Part Number: LM2586T-3.3
• Description: Power Supply IC
• Manufacturer: National Semiconductor

Specifications of LM2586T-3.3

• Output Current: 3A
• Output Voltage: 3.3VDC
• No. Of Pins: 7
• Peak Reflow Compatible (260 C): No
• Termination Type: Through Hole
• Leaded Process Compatible: No
• Mounting Type: Through Hole
• Package / Case: 7-TO-220
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Step-Up (Boost) Regulator Operation
By adding a small number of external components (as
shown in Figure 30), the LM2586 can be used to produce a
regulated output voltage that is greater than the applied input
FIGURE 30. 12V Boost Regulator
20
(Continued)
voltage. The switching waveforms observed during the op-
eration of this circuit are shown in Figure 31. Typical perfor-
mance of this regulator is shown in Figure 32.
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