特殊应用音频
音频子系统 Audio Subsystems
音频放大器
Boomer音频放大器 Boomer Audio Amplifiers
D类放大器 Class D
耳机放大器 Headphone
高功率Overture放大器 High-Power Overture Amplifiers
麦克风 Microphone
高性能音频 Performance Audio
Headphone(20)
Base Part Number Power@ 8Ohms, 1% THD Power@ 16Ohms, 1% THD Power@ 32Ohms, 1% THD Power@ 8Ohms, 10% THD Power@ 16Ohms, 10% THD Power@ 32Ohms, 10% THD THD PSRR SNR Channels THD Conditions PSRR Conditions SNR Conditions User Supply Shutdown Type Supply Range Volume Control Exposed DAP Capless Headphone Temperature Min Temperature Max AEC Q-100 Automotive Grade Automotive Selection Guide PowerWise
LM48822 Undefined 0.035 0.04 Undefined Undefined Undefined 0.04 110 100 2 PO = 50mW, f = 1kHz, RL = 16脦漏 VRIPPLE = 200mVP-P, Inputs AC GND fRIPPLE = 217Hz 3.6 Undefined +2.4 - +5.5 V I2C No Yes -40 85 0 No  
LM48860 Undefined 0.04 0.05 Undefined Undefined Undefined 0.014 80 105 2 Po=25mW, f=1kHz, RL=32ohms Vripple=200mVpp, input referred, f=217Hz Po=50mW, f=1kHz, BW=20Hz-22kHz, A-weighted, RL=32ohms 3 Low +2.0 - +5.5 V Undefined No Yes -40 84 Undefined No Undefined
LM48861 Undefined 0.012 0.013 Undefined Undefined Undefined 0.04 83 102 2 PO = 8mW, f = 1kHz, RL = 32脦漏 fRIPPLE = 217Hz RL = 32脦漏, POUT = 8mW 1.5 Low +1.4 - +3.6 V No No Yes -40 85 0 Yes Yes
LM4982 Undefined 0.047 0.051 Undefined Undefined Undefined   66 100 2   Input referred, f=217Hz BW-20Hz to 22kHz 3 Independent Low +1.6 - +4.0V       -40 85      
LM4985 Undefined 0.135 0.08 Undefined     0.08 77   2 Pout = 100mW, f = 1kHz, Rload = 16ohms OCL mode, f = 217Hz, Rload = 16ohms   5 I2C +2.2 - +5.5 V 32 step I2C No Yes -40 85   Yes  
LM4881 0.26 0.15 0.092 0.3 0.2 0.11 0.02 50 100 2 Po=75mW @ R=32 ohms f=120 Hz - 5 High +2.7 - +5.5 V   No No -40 85      
LM4880 0.25 0.16 0.085 0.325 0.2 0.11 0.02 50 - 2 Po=75mW @ R = 32 ohms f=100Hz   5 High +2.7 - +5.5 V   No No -40 85      
LM4809 0.15 0.13 0.08 0.18 0.16 0.09 0.03 70 107 2 Po=50mW @ f=20Hz to 20kHz f=1kHz, ter. input into 50 Ohms Po=.08W 5 Low +2.0 - +5.5 V   Yes No -40 85      
LM4810 0.15 0.13 0.08 0.18 0.16 0.09 0.03 70 107 2 Po=50mW @ R=32 ohms, f=20Hz to 20kHz f=1kHz, ter. input into 50 Ohms Po=.08W 5 High +2.0 - +5.5 V   Yes No -40 85      
LM4811 0.15 0.13 - 0.18 0.16 - 0.03 60 106 2 Po=50mW @ R=32 ohms, f=20Hz to 20kHz f=217 Hz Po=.08W 5 High +2.0 - +5.5 V Up/Down Yes No -40 85      
LM4916 0.085 0.055 - 0.1 0.7 - 0.2 66 - 2 RL=16 ohms, SE, Po=5mW f=1kHz, R=16 ohms, SE   1.5   -       -40 85      
LM4808 - 0.105 0.07 - 0.15 0.09 0.05 66 105 2 RL=16,Vo=3.5VPP(at 0 dB) - Vo=3.5V 5   +2.0 - +5.5 V   Yes No -40 85      
LM4910 - 0.062 0.035 - 0.08 0.048 0.3 65 97 2 Po=30mW @ Vs=5V, R=32 ohms f=217 Hz or 1kHz, input term. With 10 ohms to ground Po=.035W 3.3 Low +2.2 - +5.5 V   Yes Yes -40 85      
LM4911 - 0.145 0.085 - 0.15 0.11 - 65 110 2 - f=1 kHz Po=.048W 5 Low (Mute) +2.0 - +5.5 V   Yes Yes -40 85      
LM4915 - 0.25 0.12 - - - 0.1 65 - 1 Pout=25mW Vripple=200mV   5 Low +2.2 - +5.5 V   Yes No -40 85      
LM4917 - 0.097 0.082 - 0.108 0.108 0.02 70 100 2 Po=50mW, f=1kHz, Rl=32 Ohms Vripple=200mW, f=1kHz RL=32 Ohms, Pout=20mW, f=1kHz 3 Independent Low +1.4 - +3.6 V       -40 85      
LM4921 - - 0.05 - - - 0.03 62 82 2 f=1kHz, Pout = 12mW f = 217Hz, Vripple=200mVpp f=1kHz 3 High - SPI No No -40 85      
LM4924 - 0.04 - - - - 0.1 66 - 2 Po=10mW Vrpi=200Mvpp,Sine,f=100Hz,OCL   3 Low (Mute) +1.4 - +3.6 V   Yes Yes -40 85      
LM4920   0.08 0.065       0.03 70 100 2 Po=50mW, f=1kHz, RL=32 Ohms, single channel f=217Hz, Vripple=200mVp-p RL=32, Po=20mW 3 Independent Low +1.4 - +3.6 V       -40 85      
LM4980   0.042 0.028       0.02 90   2 RL = 32ohm, POUT = 10mW, f = 1kHz VRIPPLE = 200mVP-P sine wave   3 Low +1.5 - +3.3V   No Yes -40 85   Yes Yes
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