14mm Dia x 28mm Length BL1428DS (Double Shaft) Slotless BLDC Motor

Specifications

Series No: BL1428DS –          –               –  P    2
No.

Testing Item

Tested Values

Unit

1

Nominal voltage

UN

12

 

 

 

 

V

2

Terminal resistance, phase to phase

R

20

 

 

 

 

Ω

3

Output power

P2max

1.46

 

 

 

 

W

4

Efficiency

ηmax

47

 

 

 

 

%

5

No-load speed

no

10100

 

 

 

 

rpm

6

No-load current

Io

0.06

 

 

 

 

A

7

Stall torque

MH

5.51

 

 

 

 

mNm

8

Friction torque

MF

0.61

 

 

 

 

mNm

9

Speed constant

kn

935.19

 

 

 

 

rpm/V

10

Back-EMF constant

kE

1.07

 

 

 

 

mV/rpm

11

Torque constant

kM

10.21

 

 

 

 

mNm/A

12

Current constant

kI

0.10

 

 

 

 

A/mNm

13

Slope of n-M curve

Δ n/ ΔM

1831.70

 

 

 

 

rpm/mNm

14

Mechanical time constant

τ m

4.22

 

 

 

 

ms

15

Rotor inertia

J

0.22

 

 

 

 

gcm2

16

Angular acceleration

αmax

250.64

 

 

 

 

103rad/s2

17

Sensor

 

Sensorless

 

18

Driver

 

DR1802

 

19

Weight

 

25

g

20

Operating temperature range

 

-30 ~+85

21

Commutation

 

Electronically commutation

22

Ball Bearing

 

NMB & EZO

23

Housing material

 

Aluminum, black anodized

24

Magnet material

 

Sintered Nd-Fe-B

25

Direction of rotation

 

Electronically reversible

The Operating Data For η max of Customer’s Specifications

26

Output Power

P2opt

1.30

 

 

 

 

W

27

Efficiency

ηopt

47

 

 

 

 

%

28

Speed

nopt

6733

 

 

 

 

rpm

29

Load Current

Iopt

0.24

 

 

 

 

A

30

Operating Torque

Mopt

1.84

 

 

 

 

mNm

Note:

The I 0 is pure current of motor in this data sheet that means it not included the driver’s current.

 

Performance Curves

Operating Curve

Performance Curves – NT Testing Curve

 

NT Curve

Outline Drawing – Motor Only

Outside Drawing(BL1428DS) VLUU L210 / Samsung L210

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