Is my voltage divider calculation OK? Can I use it to power an LED?
113480
Using voltage divider in a circuit
423
Choosing power supply, how to get the voltage and current ratings?
108234
Driving a LED with an open drain digital output
155857
Voltage rating vs. power rating of a resistor
50353
How to choose value of resistor in voltage divider?
97680
What happens to the semiconductor in an LED when it is given voltage that it cannot handle?
5227
When would I use a voltage regulator vs voltage divider?
101263
Measuring an Arduino's power source voltage using Analog In
98252
How do I calculate the power consumed by a lightbulb?
41715
What would happen if I use a power supply with a different wattage than the system is designed for?
83628
Resistor in series needed with LED string?
16248
How much voltage/current is "dangerous"?
78408
calculating resistance for LED strips to use as parking lamps and turn signals
68474
Output voltage calculation for full wave bridge rectifier
133986
Multiple two pin multi-color LEDs pattern - how does this work?
93477
Does LED brightness change with voltage?
151478
Calculating resistor for LEDs with different Forward Voltages in series