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Outer Rotor Brushless DC Motor 42mm

• Manufacturer Part Number: OB425
• Motor Type: Outer Rotor Brushless DC Motor
• Frame Size: 42mm Outer Rotor BLDC Motor
• Eletric BLDC Motor Speed: 5000RPM
• Shaft Type: Single Shaft or Double Shaft
• Application: Robot Motor
Availability:
Quantity:
  • OB425(42mm)- 5000rpm, 16 Poles

  • I.CH

Compared with the inner rotor motor, the flat outer rotor brushless motor has a more compact structure and lower torque ripple.
Under the same volume, the outer rotor brushless motor will output a greater torque than the inner rotor motor.The 42mm outer rotor brushless DC motor can be applied to robot, AGV, turnstile, coffee maker and so on.


Motor Electrical Specification

Motor Model

OB425-00622

OB425-01032

OB425-01344

Number of Phase

3

Number of Poles

16

Rated Voltage(VDC)

24

Rated Speed(Rpm)

5000

Rated Torque(N.m)

0.06

0.1

0.13

Rated Power(W)

35

50

70

Rated Current(A)

2.2

3.2

4.4

Peak Current(A)

6.6

9.6

13.2

Peak Torque(N.M)

0.18

0.3

0.39

Rotor Inertia(kg.cm2)

0.13

0.23

0.33

Torque Constant(N.m/A)

0.0.3

0.03

0.0.3

Torque Constant(V/krpm)

2.8

2.8

2.8

Line-Line Resistance(Ω)

2.0

1.5

1.0

Line-Line Inductance(mH)

1.5

1.0

0.5

Length(mm)

21.3

26.3

31.3

Weight(kg)

0.12

0.18

0.24

*Note: We can manufacture products according to customer’s requirements.


Motor Characteristics
电机曲线


Mechanical Dimensions
outer rotor brushless dc motor 42mm


Wiring Diagram
42mm接线图


Custom Shaft
Round, D-Cut, Cross drilled, Key-Way, Thread or Hollow
shaft



 
Connector
Molex, Harwin, Tyco/AMP, JST etc.

connector

 
 
Leadwires and Cables
Special lengths, Protective hose


wires


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