B1220N2B

5V micro brushless motor
Diameter: 12mm; Length: 20mm; Voltage: 5.0v, 6.0v, 7.4v; Max output power: 2.2 - 3.3W; Speed: 17200 - 23000rpm; Rated torque: 1.3 - 1.4mNm.

Application : Medical, automation equipment, precision instruments, and other precision drive fields.
Customizable : Specifications, wire length, shaft length, performance.

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Parameter Outline Drawing Characteristic Curve Download

Characteristics	UNIT	03-230-7.4	02-172-6.0	01-175-5.0
Voltage	V	7.4	6.0	5.0
Terminal resistance	Ω	3.8	3.4	2
No-load speed	rpm	23000	17200	17500
No-load current	A	0.1	0.15	0.18
Stall torque	mNm	5.3	4.9	5.8
Stall current	A	2	1.8	2.5
Nominal torque	mNm	1.3	1.3	1.4
Nominal speed	rpm	15300	10800	11600
Nominal current	A	0.57	0.6	0.78
Max.output power	W	3.3	2.2	2.5
Max.efficiency	%	62	50	51
Back-EMF constant	mV/rpm	0.3	0.3	0.3
Torque constant	mNm/A	2.9	3.0	2.5
KV Value	rpm/V	3100	2900	3500
Speed/torque gradient	rpm/mNm	3800	3700	3030
Rotor inertia	gcm2	0.17	0.17	0.17
Weight	g	9.5	9.5	9.5