![power supply - Circuit powered by 9V battery to output between 3.3-5V - Electrical Engineering Stack Exchange power supply - Circuit powered by 9V battery to output between 3.3-5V - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/UaABp.png)
power supply - Circuit powered by 9V battery to output between 3.3-5V - Electrical Engineering Stack Exchange
![pic - I want to have a 9v battery to give a 4.5v - 5v power supply? - Electrical Engineering Stack Exchange pic - I want to have a 9v battery to give a 4.5v - 5v power supply? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/LBU4I.jpg)
pic - I want to have a 9v battery to give a 4.5v - 5v power supply? - Electrical Engineering Stack Exchange
![Amazon.com: luosh 9V Battery Eliminator USB Cable 5V Boost to 9V Voltage Converter Step-up Volt Transformer DC Power Regulator Line for Multimeter Microphone Toy's Remote and More : Electronics Amazon.com: luosh 9V Battery Eliminator USB Cable 5V Boost to 9V Voltage Converter Step-up Volt Transformer DC Power Regulator Line for Multimeter Microphone Toy's Remote and More : Electronics](https://m.media-amazon.com/images/I/51uZyfyxSxL.jpg)
Amazon.com: luosh 9V Battery Eliminator USB Cable 5V Boost to 9V Voltage Converter Step-up Volt Transformer DC Power Regulator Line for Multimeter Microphone Toy's Remote and More : Electronics
![Amazon.com: ALAMSCN 3.3V 5V MB102 Solderless Breadboard Power Supply Module with 9V Battery Clip Power Cable 2.1x 5.5mm Male DC Jack Plug for Arduino (Pack of 3) : Electronics Amazon.com: ALAMSCN 3.3V 5V MB102 Solderless Breadboard Power Supply Module with 9V Battery Clip Power Cable 2.1x 5.5mm Male DC Jack Plug for Arduino (Pack of 3) : Electronics](https://m.media-amazon.com/images/I/613gZ8lJ0qL.jpg)
Amazon.com: ALAMSCN 3.3V 5V MB102 Solderless Breadboard Power Supply Module with 9V Battery Clip Power Cable 2.1x 5.5mm Male DC Jack Plug for Arduino (Pack of 3) : Electronics
![pic - I want to have a 9v battery to give a 4.5v - 5v power supply? - Electrical Engineering Stack Exchange pic - I want to have a 9v battery to give a 4.5v - 5v power supply? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/DJSoP.png)