Low Noise 8.5X20mm Coreless Vibration DC Motor with Compact Structure

Basic Info

Model NO.	8G8520
Application	Automation Equipment, Moving Machinery
Operating Speed	High Speed
Power Source	DC Motor
Function	Control, Driving
Casing Protection	Closed Type
Structure	Combined
Certification	ISO9001
Diameter	8.5mm
Length of Motor Body	20mm
Transport Package	Standard Export Carton
Specification	8.5mm x L20
Trademark	CHUNGFO
Origin	China
HS Code	8501109990
Production Capacity	4 Million PCS/Month

Product Description

8G Series φ8.5mm x L20 Precious Metal Brushes

Motor Paramter								Motor Model
Values at nominal voltage								8G1NA-010351	8G1NA-010351
		1	Rated voltage				V	3.0	3.7
Free Load		2	No load speed				rpm	39477	47861
		3	No load current				mA	123.5	168
At Max. Efficiency		4	Max. efficiency				%	74.80%	68.55%
		5	Speed				rpm	34772	40830
		6	Current				mA	912.7	978
		7	Torque				g.cm	5.74	5.92
At Max. Output		8	Max. output				W	4.88	4.95
		9	Speed				rpm	19738	23930
		10	Current				mA	3434	2922.7
		11	Torque				g.cm	24.08	20.14
At Stall		12	Stall current				A	6.744	5.677
		13	Stall torque				g.cm	48.15	40.28
Motor Constants
		14	Teminal resistance				Ω	0.31	0.31
		15	Torque constant				g.cm/A	7.272	7.312
		16	Speed constant				rpm/V	13405	13332
		17	Speed/Torque constant				rpm/g.cm	819.9	1188.2

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				52000		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				5.7		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