![ECSTUFF4U for Electronics Engineer: LM339 pinout | Introduction | Pin Configuration | Features | Rating | Package | Advantages | Applications ECSTUFF4U for Electronics Engineer: LM339 pinout | Introduction | Pin Configuration | Features | Rating | Package | Advantages | Applications](https://1.bp.blogspot.com/-lGul2tU0eOU/XhymeQzOLoI/AAAAAAAACHk/nULWe2ohNhYxRPCoMrPA2lQ9kn2KS9-3ACLcBGAsYHQ/w1200-h630-p-k-no-nu/LM339%2Bpinout.png)
ECSTUFF4U for Electronics Engineer: LM339 pinout | Introduction | Pin Configuration | Features | Rating | Package | Advantages | Applications
![integrated circuit - LM339 Comparator IC is not responding to any input - Electrical Engineering Stack Exchange integrated circuit - LM339 Comparator IC is not responding to any input - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/RqxcT.png)
integrated circuit - LM339 Comparator IC is not responding to any input - Electrical Engineering Stack Exchange
![led - How to make the LM339 IC source current on its output pins instead of sinking current? - Electrical Engineering Stack Exchange led - How to make the LM339 IC source current on its output pins instead of sinking current? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/geJYN.png)
led - How to make the LM339 IC source current on its output pins instead of sinking current? - Electrical Engineering Stack Exchange
![integrated circuit - LM339 Comparator IC is not responding to any input - Electrical Engineering Stack Exchange integrated circuit - LM339 Comparator IC is not responding to any input - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/oyb4s.png)