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有关TPS92200调光的问题

Other Parts Discussed in Thread: TPS92200

项目要求支持100KHz PWM 256级调光:

问题一:TPS92200D2可支持20KHz-200KHz PWM的模拟调光,它和PWM调光有什么差别?是否会对色温有影响?PWM调光和混合调光有什么优缺点?

问题二:TPS92200D1和TPS92200D2是否支持外置FET分流调光?如果两个器件均支持外置FET分流调光,我应当选择哪一个?

问题三:TPS92200 的输入pwm 信号到led上电上升延迟和到led关灭的下降延迟时间分别是多少?