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LM20144 データシート(PDF) 8 Page - Texas Instruments

部品番号 LM20144
部品情報  4A PowerWise Adjustable Frequency Synchronous Buck Regulator
PDF  30 Pages
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メーカー  TI [Texas Instruments]
ホームページ  http://www.ti.com
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LM20144 データシート(HTML) 8 Page - Texas Instruments

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LM20144
SNVS529G – OCTOBER 2007 – REVISED MARCH 2013
www.ti.com
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
Unless otherwise specified: CIN = COUT = 100 µF, L = 1.0 µH (Coilcraft MSS1038), VIN = 5V, VOUT = 1.2V, RLOAD = 1.2Ω,
fSW = 1 MHz, TA = 25°C for efficiency curves, loop gain plots and waveforms, and TJ = 25°C for all others.
Peak Current Limit
vs.
VIN
Load Transient Response
Figure 19.
Figure 20.
Line Transient Response
Start-Up (Soft-Start)
Figure 21.
Figure 22.
Start-Up (Tracking)
Power Down
Figure 23.
Figure 24.
8
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