716 Waterproof PMDC Brush Vibration Coreless Silent Micro Spindle Motor

Basic Info

Model NO.	7A716
Application	Automation Equipment, Moving Machinery
Operating Speed	High Speed
Power Source	DC Motor
Function	Control, Driving
Casing Protection	Closed Type
Structure	Combined
Certification	ISO9001
Brand	Chungfo
Diameter	7mm
Length of Motor Body	16.6mm
Transport Package	Standard Export Carton
Specification	7mm x L16.6
Trademark	CHUNGFO
Origin	China
HS Code	8501109990
Production Capacity	4 Million PCS/Month

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