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请问一下TI工作人员,UC3845内部运放输出电流0.5mA是用电压源提供的还是电流源?

Other Parts Discussed in Thread: UC3845, UC3842

我无法分析COMP脚输出电流大于0.5mA后,COMP电压与电流的对应关系。我个人觉得该0.5mA是3845内部运放输出端上拉电压源能提供的最大电流,不知道我的理解是否正确呢?请各位帮忙看一下,谢谢!