Household Appliances Custom Torque 716 Silent Brushed DC Coreless Motor

Product Description

 

7A Series  φ7mm x L16.6   Precious Metal Brushes  

Motor Paramter								Motor Model
Values at nominal voltage								7A2NA- 017091	7A2NA- 015051
		1	Rated voltage				V	3.4	3.7
Free Load		2	No load speed				rpm	49193	57168
		3	No load current				mA	71	109
At Max. Efficiency		4	Max. efficiency				%	71.55%	71.80%
		5	Speed				rpm	42617	49577
		6	Current				mA	459	711
		7	Torque				g.cm	2.78	3.71
At Max. Output		8	Max. output				W	2.63	4.1
		9	Speed				rpm	24597	28584
		10	Current				mA	1524	2375
		11	Torque				g.cm	10.4	13.97
At Stall		12	Stall current				A	2.98	4.64
		13	Stall torque				g.cm	20.8	27.94
Motor Constants
		14	Teminal resistance				Ω	0.9	0.52
		15	Torque constant				g.cm/A	7.158	6.166
		16	Speed  constant				rpm/V	13620	15823
		17	Speed/Torque constant				rpm/g.cm	2364.7	2046.1

Motor Characteristic								Typical Performance
Thermal parameters
18	Ambient temperature				-20~+65		ºC
19	Max. permissible winding temperature				85		ºC
Mechanical parameters
20	Max. penmissible No-load speed				55000		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				2.6		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

Appliance