TI中文支持网还有UC2909-EP应用电路在哪看呀，谢谢
Star Xu：
The UC2909 vs the UC2909-EP is a change in the temperature range. Functionally the EP is the same part as the standard part only it is validated to operate over the extended temperature range.
jinxin chen：
回复 Star Xu:
UC2909 the chip has been shut down, there is a similar product?
Star Xu：
回复 Star Xu:
数据手册上有个典型电路
