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MAX9742 Datasheet(PDF) 9 Page - Maxim Integrated Products |
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MAX9742 Datasheet(HTML) 9 Page - Maxim Integrated Products |
9 / 36 page Single-/Dual-Supply, Stereo 16W, Class D Amplifier with Differential Inputs _______________________________________________________________________________________ 9 EFFICIENCY AND POWER DISSIPATION vs. OUTPUT POWER MAX9742 toc26 OUTPUT POWER (W) 10 20 30 40 90 80 70 60 50 40 30 20 10 100 0 8 6 4 2 1 9 7 5 3 10 0 050 SYSTEM POWER DISSIPATION EFFICIENCY BTL CONFIGURATION VDD = 24V RL = 8Ω fIN = 1kHz OUTPUT POWER vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) ±14 ±12 15 20 25 30 0 10 5 ±10 ±20 ±18 ±16 DUAL SUPPLY RL = 8Ω 10% THD+N 1% THD+N OUTPUT POWER vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) ±14 ±12 15 20 25 0 10 5 ±10 ±20 ±18 ±16 DUAL SUPPLY RL = 4Ω 10% THD+N 1% THD+N OUTPUT POWER vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 30 25 20 25 30 0 15 10 5 20 40 35 SINGLE SUPPLY RL = 8Ω 10% THD+N 1% THD+N OUTPUT POWER vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 30 25 20 25 30 0 15 10 5 20 40 35 SINGLE SUPPLY RL = 4Ω 10% THD+N 1% THD+N OUTPUT POWER vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 26 22 40 45 0 30 20 10 35 25 15 5 20 30 28 24 BTL CONFIGURATION RL = 8Ω 10% THD+N 1% THD+N SUPPLY CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) ±16 ±12 15 20 -20 5 -5 -15 10 0 -10 ±10 ±20 ±18 ±14 DUAL SUPPLY OUTPUT FILTER REMOVED NO LOAD CONNECTED VDD = |VSS| ISS IDD SUPPLY CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 35 25 17 18 12 15 13 16 14 20 40 30 SINGLE SUPPLY OUTPUT FILTER REMOVED INPUTS GROUNDED NO LOAD CONNECTED SHUTDOWN SUPPLY CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) ±14 0 10 -60 -20 -40 -10 -30 -50 ±10 ±22 ±18 ±20 ±12 ±16 DUAL SUPPLY VDD = |VSS| OUTPUT FILTER REMOVED INPUTS GROUNDED NO LOAD CONNECTED ISS IDD Typical Operating Characteristics (continued) (24V single-supply mode, ±15V dual-supply mode, both channels driven in phase, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted. See Figure 1 for test circuits, see Typical Application Circuits/Functional Diagrams for test circuit component values.) |
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Similar Description - MAX9742 |
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