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MP2149 数据表(PDF) 4 Page - Monolithic Power Systems |
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MP2149 数据表(HTML) 4 Page - Monolithic Power Systems |
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4 / 13 page ![]() MP2149 –6V, 1A, LOW QUIESCENT CURRENT, DUAL, SYNC BUCK REGULATOR MP2149 Rev.1.01 www.MonolithicPower.com 4 5/31/2013 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. © 2013 MPS. All Rights Reserved. TYPICAL PERFORMANCE CHARACTERISTICS VIN = 5V, VOUT1 = 1.8V, VOUT2 = 1.2V, L = 1.5µH, COUT1=COUT2=22µF, TA = 25°C, unless otherwise noted. 30 40 50 60 70 80 90 100 0.01 0.1 1 30 40 50 60 70 80 90 100 0.01 0.1 1 Load Regulation V IN=3.6V -0.5 -0.4 -0.3 -0.2 -0.1 0 0.1 0.2 0.3 0.4 0.5 0 0.2 0.4 0.6 0.8 1 -0.5 -0.4 -0.3 -0.2 -0.1 0 0.1 0.2 0.3 0.4 0.5 0 0.2 0.4 0.6 0.8 1 FB Votage vs. Temperature Quiescent Current vs. Temperature 20 30 40 50 60 70 80 -60 -40 -20 0 20 40 60 80 100 0.8 0.85 0.9 0.95 1 1.05 1.1 1.15 1.2 -60 -40 -20 0 20 40 60 80 100 FREQUENCY 0 5 10 15 20 25 30 00.5 1 590 595 600 605 610 615 620 -60 -40 -20 0 20 40 60 80 100 0 5 10 15 20 25 30 35 40 00.5 1 |
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