电压源芯片参数中的输出电流值有什么意义?输出的电流值难道不会随负载不同而变化吗?
(如TPS61085中的FEATURES第二条:18.5 V Boost onverter With 2.0 A Switch Current
又如REG710的表格里面说OUTPUT CURRENT Nominal是30mA)
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这个2A switch电流是指通过芯片内部MOS(switch)的最高峰值电流是2A, 超过电流2A, 芯片就会过电流限制,见参数表:N-Channel MOSFET current limit 规格从2A开始。