扬州TI/德州仪器音频线性放大器芯片 TPA3116 集成电路
价格:8.80起
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关 键 词:扬州TI/德州仪器音频线性放大器芯片
行 业:机械 电工电气 电热设备
发布时间:2021-03-10
按照使用元器件的不同,功放又有“胆机”[电子管功放],“石机”[晶体管功放],“IC功放”[集成电路功放]。近年来由于新技术,新概念在胆机中的使用,使得电子管这个古老的真空器件又大放异彩,它的优美的声音,令许多烧友拜倒。的发烧友几乎都有一台。“IC功放”由于他的音色比不上上两种功放所以在HI-FI功放中很少看到他的影子。
设计人员可使用 TI PCM510x 系列音频编处理数字输入音频,而后再将其提供给 TPA3116D2、TPA3118D2 以及 TPA3130D2。PCM510x 系列不但具有带外噪声与高抖动抑制性,而且还采用支持软静音与模拟静音的零咔嗒噼噗瞬时杂音架构。
德州仪器TPA3116D2, TPA3118D2 and TPA3130D2 性能:
Supports Multiple Output Configurations
2×50-W into a 4? BTL Load at 21 V (TPA3116D2)
2×30-W into a 8? BTL Load at 24 V (TPA3118D2)
2×15-W into a 8? BTL Load at 15 V (TPA3130D2)
Wide Voltage Range: 4.5 V – 26 V
Efficient Class-D Operation
》90% Power Efficiency Combined with Low Idle Loss
Greatly Reduces Heat Sink Size
Advanced Modulation Schemes
Multiple Switching Frequencies
AM Avoidance
Master/Slave Synchronization
Up to 1.2 MHz Switching Frequency
Feedback Power Stage Architecture with High PSRR Reduces PSU Requirements
Programmable Power Limit
Differential/Single-Ended Inputs
Stereo and Mono Mode with Single Filter Mono Configuration
Single Power Supply Reduces Component Count
Integrated Self-Protection Circuits Including Over-Voltage, Under-Voltage, Over-Temperature, DC-Detect, and Short Circuit with Error Reporting
Thermally Enhanced Packages
DAD (32-pin HTSSOP Pad-up)
DAP (32-pin HTSSOP Pad-down)
-40°C to 85°C Ambient Temperature Range
闭回路设计提供优异的供电抑制比 (PSRR) 与慢速波形切换边缘速率 (slower edge rates for waveform switching) ,可减少电磁干扰 (EMI) ;
业界佳30 -W x 2 120 mΩ RDS(on) ,比同类产品低 20%,能在运作时降低阻抗并提率。