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- Standard servos are used to maintain a certain angle, not meant for full rotation
- Uses closed-loop feedback control
- Servos are used in applications requiring high torque, accurate rotation within a limited angle such as Robotic arms, valve control, rudder control etc.
Courtesy : https://commons.wikimedia.org/
SG90 Micro Servo
- SG90 is a servo motor which operates based on PWM control signals
- The servo maintains a certain angle (position) based on the width of the pulse fed in through a signal input
- Some technical specifications
- Weight: 9 g
- Dimension: 22.2 x 11.8 x 31 mm approx.
- Stall torque: 1.8 kgf·cm
- Operating speed: 0.1 s/60 degree
- Operating voltage: 4.8 V (~5V)
- PWM frequency = 50Hz
- Pin configuration: Yellow / Light Orange / White (Signal), Red / Dark Orange (+5V), Brown/Black (Ground)
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