TPA3110D2 选用BTL模式,用LC滤波方式输出,2X10W 8Ω 喇叭,输出电感饱和电流怎么选择?因为板子尺寸有限制,大个电感不在考虑范围内,高手有什么建议?
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选取电感的饱和电流要大于输出peak电流,比如12V,8ohm的话,最大peak 电流为12/8=1.5A ,因此选取电感时候要至少大于1.5A,保证电感不饱和。