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MP7742DF 数据表(PDF) 6 Page - Monolithic Power Systems |
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MP7742DF 数据表(HTML) 6 Page - Monolithic Power Systems |
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6 / 13 page ![]() MP7742 – 2 x 15W CLASS D STEREO SINGLE ENDED AUDIO AMPLIFIER MP7742 Rev. 0.91 www.MonolithicPower.com 6 1/25/2010 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited. © 2010 MPS. All Rights Reserved. TYPICAL PERFORMANCE CURVES (continued) Circuit of Figure 1, VDD=24V, VEN=5V, TA = +25°C, unless otherwise noted. Cross Talk Cross Talk IHF-IMD Test Tones: 19 kHz and 20 kHz Test Tones: 19 kHz and 20 kHz IHF-IMD POUT vs. VDD Thermal Rise vs. POUT VDD=24V Efficiency vs. POUT Input Signal Freq=1kHz 100 20 20 1k 10k 20k Frequency (Hz) VDD (V) 100 1k 10k 20k 100 1k 10k 30k -120 -100 -80 -60 -40 -20 0 -120 -100 -80 -60 -40 -20 0 -120 -100 -80 -60 -40 -20 0 -120 -100 -80 -60 -40 -20 0 Frequency (Hz) Frequency (Hz) 100 1k 10k 20k Frequency (Hz) 0 0 5 10 15 20 25 510 15 20 25 30 35 POUT (W) POUT Per Channel (W) 0 10 20 30 40 50 60 70 80 90 100 VDD=24V,Input Signal Freq=1kHz 2 0 4 6 8 10 12 14 16 18 10 30 50 70 90 110 130 150 0 3 6 9 12 15 18 Left to Right Left to Right Right to Left Right to Left |
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