Timeline for Why does the LM7805 heat up?
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 25, 2022 at 11:54 | comment | added | Justme | The recommended minimum input voltage is 7 to 8 volts, depending maybe on exact 7805 model. 6V is too little. | |
| Feb 25, 2022 at 10:43 | comment | added | Shobeh | Thanks for the assistance, comrade! I think I must weaken the power of 9 V battery and turn it into 6 V so the LM7805 will be usable. Thanks! | |
| Feb 25, 2022 at 10:16 | comment | added | Justme | Any power it has to eat will be converted to heat which will make the temperature rise. | |
| Feb 25, 2022 at 10:13 | comment | added | Shobeh | But why my boy LM7805 has to dissipate that much heat if the LM7805 just eat the power of the 9V battery? | |
| Feb 25, 2022 at 10:09 | history | answered | Justme | CC BY-SA 4.0 |