音频放大器

Analog Devices(ADI公司)是全世界高品质音频放大器的领先公司。ADI公司经过验证的模拟技术和数字技术为多种音频放大器提供高保真音响性能。该系列产品包括业界领先的传声器前置放大器及其驱动器、线路驱动器和接收器。扩展种类的音频放大器包括能提供声音浑厚的A/B类放大器和D类放大器以及广泛功率集成电路。

Circuit from the lab 已完成设计、测试,可供立即集成

产品选型表

Class-D Audio Amplifiers

Part#Input TypePout (typ)THD+N (typ)SNR (typ)Efficiency (typ)Vsupply (min)Vsupply (max)Isupply (typ)FeatureChannel SpeakersIsupply @ shutdown (typ)US Price 1000-4999
SSM4567 I2S Input 2.5 W 0.031 104 89.7 2.5 5.2 - Class-D - 3 µA -
SSM4321 Diff Analog Input 2 W 0.01 - 89 2.5 5.5 3.8 mA Class-D - - $1.36
SSM2537 PDM Input 2.7 W 0.005 102 88 2.5 5.5 1.4 mA Class-D - - $0.99
SSM2529 I2S Input 2 W 0.03 103 91 2.5 5.5 3 mA Class-D - - $1.36
SSM2519 I2S Input 2 W 0.03 98 84 1.5 3.6 2.64 mA Class-D - - $1.17
SSM3302 Diff Analog Input 10 W 1 98 91 7 18 12.2 mA Class-D - - $2.30
SSM2804 Diff or SE Analog Input 2.9 W 0.01 94 89 2.5 3.6 9.8 mA Class-D Stereo 1 µA $1.98
SSM2377 Diff Analog Input 2.5 W 0.007 101 92 2.5 5.5 2 mA Class-D Mono 100 nA $0.59
SSM2517 PDM Input 2.4 W 0.035 96 92 2.5 5.5 3.2 mA Class-D Mono 100 nA $0.79
SSM2380 Diff Analog Input 2.5 W 0.005 100 93 2.5 5.5 6 mA Class-D Stereo 20 nA $0.91
SSM2375 Diff Analog Input 3 W 0.01 100 93 2.5 5.5 2.7 mA Class-D Mono 20 $0.71
SSM2356 Diff Analog Input 2 W 0.004 100 92 2.5 5.5 4.9 mA Class-D Stereo 20 nA $0.90
SSM2335 Diff Analog Input 3 W 0.01 96 93 2.5 5.5 2.8 mA Class-D Mono 20 nA $0.57
SSM2319 Diff Analog Input 3 W 0.02 98 90 2.5 5.5 3.2 mA Class-D Mono 20 nA $0.72
SSM2317 Diff Analog Input 3 W 0.02 93 93 2.5 5.5 3.2 mA Class-D Mono 20 nA $0.73
SSM2315 Diff Analog Input 3 W 0.004 103 93 2.5 5.5 2.8 mA Class-D Mono 20 nA $0.66
SSM2305 Diff Analog Input 2.8 W 0.02 98 89 2.5 5.5 2.8 mA Class-D Mono 20 $0.54
SSM2306Reference Circuit Available Diff Analog Input 2 W 0.02 96 87 2.5 5 5.7 mA Class-D Stereo 20 nA $0.89
SSM2304 Diff Analog Input 2 W 0.2 102 85 2.5 5 6.5 mA Class-D Stereo 20 nA -
SSM2301 Diff Analog Input 1.4 W 0.004 98 85 2.5 5 3.5 mA Class-D Mono 20 nA $0.40
SSM2302 Diff Analog Input 1.4 W 0.04 98 85 2.5 5 6.6 mA Class-D Stereo 20 nA $0.83
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Mic/Pre-Amp Audio Products

Part#Audio ApplicationVsupply span (min)Vsupply span (max)US Price 1000 to 4999
ADA4075-2Reference Circuit Available Op-Amp 24 36 $0.75
SSM2019 Pre-Amp 10 36 $1.96
SSM2167Reference Circuit Available Pre-Amp 3 3 $1.20
SSM2166Reference Circuit Available Pre-Amp 5 5 $3.13
SSM2018 Single VCA 30 30 $3.33
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Audio Line Drivers and Receivers

Part#CMR (dB)Gain (min)Gain (max)Gain Error (%)Slew Rate (V/ms)Vsupply span (min)Vsupply span (max)Isupply Pos (max)THD+N (%)US Price 1000 to 4999
AD8274Reference Circuit Available 86 -6 2 0.05 20 5 36 2.6 mA 0.00025 $1.05
AD8273Reference Circuit Available 86 -6 2 0.05 20 5 36 2.5 mA 0.00025 $1.60
SSM2143 90 -6 6 0.03 10 12 36 4 mA 0.0006 $1.66
SSM2142 - - 6 0.7 15 10 36 7 mA 0.006 $2.65
SSM2141 100 - 6 0.001 9.5 12 36 3.5 mA 0.001 $1.74
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