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MAX9718BEUB 数据表(PDF) 7 Page - Maxim Integrated Products |
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MAX9718BEUB 数据表(HTML) 7 Page - Maxim Integrated Products |
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7 / 23 page ![]() Low-Cost, Mono/Stereo, 1.4W Differential Audio Power Amplifiers _______________________________________________________________________________________ 7 OUTPUT POWER vs. LOAD RESISTANCE LOAD RESISTANCE ( Ω) 100 10 200 100 300 400 500 600 0 1 THD+N = 10% THD+N = 1% VCC = 3V f = 1kHz AV = 2 POWER DISSIPATION vs. OUTPUT POWER OUTPUT POWER (W) 1.5 1.2 0.9 0.6 0.3 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0 0 1.8 VCC = 5V RL = 4 Ω f = 1kHz AV = 2 POWER DISSIPATION vs. OUTPUT POWER OUTPUT POWER (W) 1.2 1.0 0.8 0.6 0.4 0.2 0.2 0.4 0.6 0.8 1.0 0 0 1.4 VCC = 5V RL = 8 Ω f = 1kHz AV = 2 POWER DISSIPATION vs. OUTPUT POWER OUTPUT POWER (mW) 600 500 400 300 200 100 100 200 300 400 500 600 700 0 0 700 VCC = 3V RL = 4 Ω f = 1kHz AV = 2 POWER DISSIPATION vs. OUTPUT POWER OUTPUT POWER (mW) 400 300 200 100 50 100 150 200 250 300 350 0 0 500 VCC = 3V RL = 8 Ω f = 1kHz AV = 2 OUTPUT NOISE vs. FREQUENCY FREQUENCY (Hz) 10k 1k 100 -120 -90 -60 -30 0 30 60 90 120 150 -150 10 100k AV = 2 GAIN AND PHASE vs. FREQUENCY FREQUENCY (Hz) 10k 1k 100 -120 -90 -60 -30 0 30 60 90 120 150 -150 10 100k AV = 60dB POWER-SUPPLY REJECTION RATIO vs. FREQUENCY FREQUENCY (Hz) 10k 1k 100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 -100 10 100k VRIPPLE = 200mVP-P RL = 8 Ω CBIAS = 1 µF VCC = 5V VCC = 3V COMMON-MODE REJECTION RATIO vs. FREQUENCY FREQUENCY (Hz) 10k 1k 100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 -100 10 100k VRIPPLE = 200mVP-P RL = 8 Ω CBIAS = 1 µF VCC = 5V VCC = 3V Typical Operating Characteristics (continued) (VCC = 5V, CBIAS = 0.1µF, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.) |
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