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LM20144Q データシート(PDF) 7 Page - Texas Instruments

部品番号 LM20144Q
部品情報  4A, PowerWise짰 Adjustable Frequency Synchronous Buck Regulator
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メーカー  TI1 [Texas Instruments]
ホームページ  http://www.ti.com
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LM20144Q データシート(HTML) 7 Page - Texas Instruments

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LM20144
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SNVS529F – OCTOBER 2007 – REVISED NOVEMBER 2011
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.
Quiescent Current
Shutdown Current
vs.
vs.
VIN (Not Switching)
Temperature
Figure 13.
Figure 14.
Enable Threshold
UVLO Threshold
vs.
vs.
Temperature
Temperature
Figure 15.
Figure 16.
Peak Current Limit
Peak Current Limit
vs.
vs.
Temperature
VOUT
Figure 17.
Figure 18.
Copyright © 2007–2011, Texas Instruments Incorporated
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