Feichao F39202 270 Servo

FEICHAO Waterproof Servo 35kg Coreless Servo 270 Degree Large Torque Digital Aluminium Metal Gears

Specification:

1. Operat voltage: 4.8V - 7.2V
2. No load speed: 0.32sec/60° - 0.22sec/60°
3. Runnig current: 140mA - 200mA
4. Peak stall torque: 32.7kg.cm - 35.2kg.cm
5. Stall current: 2600mA±10% - 3400mA±10%
6. Pulse width range: 500～2500usec
7. Neutral position: 1500usec
8. Running degree: 180°±3°(when 500～2500usec)
9. Dead band width: 5 usec
10. Rotating direction: Counterclockwise (when 1000～2000usec)
11. Bearing: 2BB
12. Horn gear spline: 25T Diameter :5.9mm
13. Horn type: Plastic, POM
14. Case: Engineering plastics(PBT)+Aluminum alloy
15. Connector wire: 320mm±5mm

So what are my thoughts on it? Apart from a larger than normal backlash on the gearbox, the mechanical side is great. The motor MOSFET drivers could use some heat sinking, if the motor is stalled near the dead band point, the driver will heat up and can fail.

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