Gearhead SPG04
BMN04-0829 with Planetary MIM gearGeared Motor

BMN04-0829 with Planetary Gear

SPG04 BMN04-0829 with Planetary gear General specifications

　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　　　 　　 　　 　　 　　 　　 　　 　　 　　

	BMN04-0829	SPG04-4.3	SPG04-18	SPG04-79	SPG04-337
1	Rated voltage	3	3	3	3	V
2	No-load speed, gearhead output	8100	1960	464	103	rpm
3	No-load current	49.6	49.6	50.8	51.6	mA
4	Stall torque (Calculated value), gearhead output	0.09	0.37	1.49	6.47	mNm
5	Max output power, gearhead output	0.02	0.02	0.02	0.02	W
6	Max efficiency, motor only	8.5	8.7	8.2	7.9	％
7	Terminal resistance	29	29	29	29	Ω
8	Gearhead reduction ratio	4.29	18.37	78.72	337.36	:1
9	Gearhead number of stage	1	2	3	4
10	Friction torque	0.066	0.272	1.16	5.245	mNm
11	Back-EMF constant	0.2	0.8	3.2	14.1	mV/rpm
12	Torque constant	1.8	7.3	30.3	134.3	mNm/A
13	Coil inductance	74	74	74	74	µH
14	Mechanical time constant	5	5	5	5	ms
15	Gearhead length, L1	5.52	6.72	7.92	9.12	mm
16	Total length, L2	13.7	14.9	16.1	17.3	mm
17	Rotor inertia motor only	9 x 10-4	9 x 10-4	9 x 10-4	9 x 10-4	gcm2
18	Total weight	1.1	1.2	1.2	1.3	g
19	Operating temperature range	-20 ～ +70				℃
20	Max temperature at stall	55				℃
21	Bearing type: Motor	Sintered sleeves
	Bearing type: Gear	Ball bearings
22	Max shaft axial load (gear shaft)	5				N
23	Shaft radial play (gear shaft)	0.044				mm
24	Shaft axial play (gear shaft)	0.15				mm
25	Connector	TBD				mm

HOW TO ORDER

BMN04-0829 + Planetary gearhead SPG04 (79:1)　→　BMN04-0829P79