PROJECT01-SIGNAL LED - copy

Just A Simple LED Indicator use for indicating to others about Whether you are inside your OWN MAN ROOM just to tell to others you don't want to be disturb or sort like that (Restricted RED LED) or when you're out of your Room(GREEN LED) Specification >Voltage Source- AC/DC Inverter,Converter @ 9V 3A(300mA) >>In case of Blackout Use A Standard Heavy Duty 9V Battery For EMEREGENCY POWER SUPPLY Use 9V Battery 4Pcs-RED5mm LED LED VOLTAGE(LV)- 1.8~2.0V(In my Case It's a 1.8V) LED CURRENT(LC)- 20mA> 0.02A 4Pcs-GREEN5mmLED LED VOLTAGE(LV) 3.5V LED CURRENT(LC) 20mA> 0.02A RESISTOR USED 360Ω ±5% (355Ω~365Ω) for the RED 280Ω ±5% (275Ω~285Ω) For the GREEN NOTE This is Just a Simple Diagram of A Signal LED, for further Improvements or Suggestion Please Comment or If you would like to Edit and improve it Please do, and PUBLISH IT thanks Please Note that you must Calculate The Total Wattage of the Circuit to ensure Savings P= I×V = 3A×9V =27W 27Watts/Hr And that's a POWER EATER Only use for Emergency, "Blackout

published 9 years ago