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求推荐LED调光芯片

liu abner
Prodigy 151 points
Other Parts Discussed in Thread: TPS54200, TPS54201, LM3401, LM3404

系统输入电压12V或24V；

LED电压9V左右，需要最大电流700mA;

要支持PWM调光；

电路体积尽可能小，目前是板子尺寸是48mm；

是否有合适的方案推荐呢，各位TI老师们