Motor with Encoders
-
Right is the Me Encoder Motor - 25 6V/185RPM from Makeblock
-
Middle is Gear Motor 6V-15V DC, w/ Built-in Quadrature Encoders (3.3V-5V) from Mcpros
-
Left is IG22 Motor / Gearbox from Digilent
-
Forth Motor That we are looking at is from Pololu 47:1 Metal Gearmotor 25Dx52L mm LP 6V with 48 CPR Encoder look the as the right one.
Test condition
- Rated voltage： 6.0 V(DC)；
- Ambient temperature：+25±3℃；
- Ambient relative：60%±5%；
No-load characteristic
- Reductionratio： 1:34 ;
- No load current：≦ 200 mA
- No load speed： 185 ±10%rpm;
Load characteristic
- Rated torque： 1.5±Kg.cm;
- Rated current：≦ 650 mA;
- Rated speed： 135 ±10%rpm;
- Stall torque: 4.5± kg.cm;
- Stall current：≥ 2.0 A;
DC Gear Motor Features
- Brushed motors have 100% all-metal gears for durability
- Built-in quadrature encoders operate provide accurate motor speed and direction feedback
- Extension cable with 6-pin SIP header (0.1" spacing) easily connects to your motor driver and microcontroller
- Gear ratio: 30:1
- Motor voltage requirements: 6-15 VDC (82 rpm @ 6V)
- Motor no-load current: 0.22A @ 6V
- Motor stall current: 3.5A @ 6V (greater than 5A @ 12 V)
- Maximum motor torque: 24.78 lbf-in (0.285 kgf-m)
- Encoder voltage requirements: 3.3-5V DC
- Encoder communication: 2-channel ENC V Quadrature (2-bit Gray code)
- Output shaft diameter: 6 mm, with 5.5 mm notch
- Mounting: requires six M3 screws
- Operating temperature range: 32 to 185 °F (0 to 85 °C)
- Dimensions: 4.32 inches (11 cm) length × 1.45 inches (3.68 cm) diameter
- Size: 25D x 64L mm
- Weight: 101 g
- Shaft diameter: 4 mm
- General specifications
- Gear ratio: 46.85:1
- Free-run speed @ 6V: 130 rpm
- Free-run current @ 6V: 150 mA1
- Stall current @ 6V: 2400 mA
- Stall torque @ 6V: 50 oz·in
- Lead length: 8 in2
- Motor type: 2.4A stall @ 6V (LP 6V)
