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LM20143MHX Scheda tecnica(PDF) 6 Page - Texas Instruments

Il numero della parte LM20143MHX
Spiegazioni elettronici  3-A PowerWise Adjustable Frequency Synchronous Buck Regulator
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Produttore elettronici  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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LM20143MHX Scheda tecnica(HTML) 6 Page - Texas Instruments

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LM20143, LM20143-Q1
SNVS528H – OCTOBER 2007 – REVISED JANUARY 2016
www.ti.com
6.6 Typical Characteristics
Unless otherwise specified: CIN = COUT = 100 µF, L = 1.0 µH, VIN = 5 V, VOUT = 1.2 V, RLOAD = 1.2 Ω, fSW = 1 MHz, TA = 25°C
for efficiency curves, loop gain plots and waveforms, and TJ = 25°C for all others.
VIN = 5 V
fSW = 1.5 MHz
VIN = 3.3 V
fSW = 1.5 MHz
Figure 1. Efficiency vs Load Current
Figure 2. Efficiency vs Load Current
VIN = 3.3 V
fSW = 1.0 MHz
VIN = 5 V
fSW = 1.0 MHz
Figure 4. Efficiency vs Load Current
Figure 3. Efficiency vs Load Current
VIN = 5.0 V
fSW 500 kHz
VIN = 3.3 V
fSW = 500 kHz
Figure 5. Efficiency vs Load Current
Figure 6. Efficiency vs Load Current
6
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Product Folder Links: LM20143 LM20143-Q1


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