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TDA7491LP D类音频放大器

#板卡评测 #板卡评测 574 人阅读 | 0 人回复 | 2014-01-09

TDA7491LP评估套件评价tda7491lp双BTL D类音频功率放大器,并且它的效率高在没有任何散热片条件下也具有散热功能。The STEVAL-CCA029V1 demonstration board is designed for the evaluation of the TDA7491LP dual BTL class-D audio amplifier.Due to its high efficiency, the device, assembled in the PSSO36 (slug-down) package, is capable of dissipating heat without any heatsink. Jumpers on the board allow the configuration of the amplifier in order to verify all the features as single-ended or differential inputs, fixed gain settings. Microswitches are also provided to enable the standby and mute functions.Key Features
           
  • 5 W + 5 W continuous output power at THD = 10%, RL = 8 Ω, VCC = 9 V       
  • 5 W + 5 W continuous output power at THD = 10%, RL = 4 Ω, VCC = 6.5 V       
  • Power supply voltage range: 5 V to 14 V       
  • Number of channels: 2 BTL (bridge tied load) stereo       
  • Load impedance: 4 Ω to 8 Ω       
  • Gain settings: 20 dB, 26 dB, 30 dB, 32 dB       
  • Undervoltage protection (UVP): 4 V       
  • External synchronization       
  • RoHS compliant

STEVAL-CCA029V1数据手册.pdf

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