8mm High Torque DC Brushed Micro Coreless Motor with Vibration

Model NO.
8D820

Certification
ISO9001

Diameter
8mm

Length of Motor Body
20mm

Transport Package
Standard Export Carton

Specification
8mm x L20

Trademark
CHUNGFO

Origin
China

HS Code
8501109990

Production Capacity
4 Million PCS/Month

Description

 

8D Series  φ8mm x L20   Precious Metal Brushes  

Motor Paramter Motor Model
Values at nominal voltage 8D1NA-010011 8D1NA-011112 8D1NA-011011    
  1 Rated voltage V 3.0 3.0 3.0    
Free Load 2 No load speed rpm 45600 42300 42900    
3 No load current mA 153 136 135    
At Max. Efficiency 4 Max. efficiency % 67.00% 68.00% 68.00%    
5 Speed rpm 38000 35900 36600    
6 Current mA 841 770 783    
7 Torque g.cm 4.26 4.26 4.28    
At Max. Output 8 Max. output W 3.24 3.07 3.22    
9 Speed rpm 22800 21100 21400    
10 Current mA 2389 2247 2342    
11 Torque g.cm 13.85 14.17 14.59    
At Stall 12 Stall current A 4624 4358 4550    
13 Stall torque g.cm 27.7 28.33 29.18    
Motor Constants
  14 Teminal resistance Ω 0.65 0.69 0.66    
  15 Torque constant g.cm/A 6.194 6.711 6.609    
  16 Speed  constant rpm/V 15738 14543 14754    
  17 Speed/Torque constant rpm/g.cm 1648 1491 1472    
Motor Characteristic Typical Performance
Thermal parameters  

8mm High Torque DC Brushed Micro Coreless Motor with Vibration
18 Ambient temperature -20~+65 ºC
19 Max. permissible winding temperature                                 85 ºC
Mechanical parameters
20 Max. penmissible No-load speed 4800 rpm
21 Max. axial load(dynamic) 0.15 N
Other parameters
22 Number of pole pairs 1  
23 Number of commutator segments 3~5  
24 Weight 4.3 g
Remarks  
1 Rotation direction, wire specification and performance parameters can be
made according to customer’s requirement.
2 Motor can be mounted with various shapes and sizes of eccentric weight which
is made of iron, brass or ferro-alloy to become vibration motor.
3 Dimension with “*” in the drawing can be adjusted according to customer’s requirement.
       1g=0.035oz    1inch=25.4mm    1g.cm=0.098mN.m     1oz=28.35g     1mm=0.0394inch     1mN.m=10.2g.cm

Company & Factory

8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 		 8mm High Torque DC Brushed Micro Coreless Motor with Vibration

 

 8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 
8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 		 8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 		 8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 
8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 		 8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 		 8mm High Torque DC Brushed Micro Coreless Motor with Vibration
 

Appliance8mm High Torque DC Brushed Micro Coreless Motor with Vibration