Understanding Напряжение Dividers
A напряжение divider is a simple circuit that reduces напряжение using two resistors in series. The output напряжение is a fraction of the input напряжение determined by the resistor ratio.
Applications
Напряжение dividers are used for level shifting (e.g., 5V to 3.3V for microcontrollers), creating reference voltages, reading sensors, and in audio volume controls (potentiometers).
Ограничения
Напряжение dividers are not efficient for power delivery - they waste energy as heat. For significant current loads, use a напряжение regulator instead.