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LM2747 Datasheet(PDF) 7 Page - Texas Instruments

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No. de pieza LM2747
Descripción Electrónicos  Synchronous Buck Controller with Pre-Bias Startup, and Optional Clock Synchronization
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Fabricante Electrónico  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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LM2747 Datasheet(HTML) 7 Page - Texas Instruments

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LM2747
www.ti.com
SNVS370B – MARCH 2006 – REVISED MARCH 2013
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Start-Up (No-Load)
Shutdown (Full-Load)
VCC = 3.3V, VIN = 5V, VOUT = 1.2V
VCC = 3.3V, VIN = 5V, VOUT = 1.2V
CSS = 12 nF, fSW = 1 MHz
IOUT = 3A, CSS = 12 nF, fSW = 1 MHz
Figure 9.
Figure 10.
Load Transient Response
Line Transient Response (VIN = 3V to 9V)
VCC = 3.3V, VIN = 14V, VOUT = 1.2V
VCC = 3.3V, VOUT = 1.2V
fSW = 1 MHz
IOUT = 2A, fSW = 1 MHz
Figure 11.
Figure 12.
Maximum Duty Cycle vs Frequency
Frequency vs. Frequency Adjust Resistor
VCC = 3.3V
Figure 13.
Figure 14.
Copyright © 2006–2013, Texas Instruments Incorporated
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