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1,原理图7673.lm3421-CST.pdf
2,如题:我参数也是这样设置,12.4K,和560K,但是我针对这2个电阻 无法调试参数,如我调试:12.4K变为15K,则就会变得关闭,因为这个属于OVP,电压超过1.24V。就保护了。
该如何设置电压到24V的方式?【设置高低电阻都无法解决电压稳定在Vled=24V】
参考计算方法:
MOS Q1参数:MOS-N AON6244 60V +/-20V 85A 4.8mΩ/4.5V DFN5*6 SMT AOS
过流电阻:R6参数:CHIP RES 0.005Ω +/-1% 2W 2512 SMT