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What is Back EMF in DC Motors? - Another Teaching Moment | DigiKey

In this video, the relationship between current and magnetic flux creating back electromotive force is discussed as well as the left-hand and right-hand rules used for determining magnetic field direction and current flow.

3/30/2021 5:14:50 PM

Part List

ImageManufacturer Part NumberDescriptionAvailable QuantityPriceView Details
GEARMOTOR 60 RPM 6V108100005GEARMOTOR 60 RPM 6V0 - Immediate$13,899.60View Details
STANDARD MOTOR 13800 RPM 12V121388800010ASTANDARD MOTOR 13800 RPM 12V0 - Immediate$238,637.60View Details
GEARMOTOR 639 RPM 12V W/ 1/19290-006GEARMOTOR 639 RPM 12V W/ 1/190 - Immediate$30,873.00View Details
GEARMOTOR 125 RPM 6V W/ 1/53290-008GEARMOTOR 125 RPM 6V W/ 1/530 - Immediate$30,873.00View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-41-04-006STANDARD MOTOR 4000 RPM 24V47 - Immediate$170,363.00View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-61-04-013STANDARD MOTOR 4000 RPM 24V22 - Immediate$214,872.00View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-81-04-019STANDARD MOTOR 4000 RPM 24V3 - Immediate$225,143.00View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-100-04-025STANDARD MOTOR 4000 RPM 24V3 - Immediate$292,200.00View Details
STANDARD MOTOR 4000 RPM 36VQBL5704-94-04-032STANDARD MOTOR 4000 RPM 36V4 - Immediate$283,444.00View Details
STANDARD MOTOR 4000 RPM 36VQBL5704-116-04-042STANDARD MOTOR 4000 RPM 36V3 - Immediate$329,297.00View Details
SERVOMOTOR 4000 RPM 24VPD42-1-1670-CANOPENSERVOMOTOR 4000 RPM 24V0 - ImmediateSee Page for PricingView Details
SERVOMOTOR 4000 RPM 24VPD42-1-1670-TMCLSERVOMOTOR 4000 RPM 24V0 - ImmediateSee Page for PricingView Details
SERVOMOTOR 4000 RPM 24VPD42-2-1670-CANOPENSERVOMOTOR 4000 RPM 24V0 - ImmediateSee Page for PricingView Details
SERVOMOTOR 4000 RPM 24VPD42-2-1670-TMCLSERVOMOTOR 4000 RPM 24V3 - Immediate$583,536.00View Details
SERVOMOTOR 4000 RPM 24VPD42-3-1670-CANOPENSERVOMOTOR 4000 RPM 24V2 - Immediate$648,833.00View Details
SERVOMOTOR 4000 RPM 24VPD42-3-1670-TMCLSERVOMOTOR 4000 RPM 24V0 - Immediate$611,938.00View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-100-04-025-1KSTANDARD MOTOR 4000 RPM 24V16 - Immediate$440,339.00View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-61-04-013-1KSTANDARD MOTOR 4000 RPM 24V44 - Immediate$366,548.00View Details
New at DigiKey
SQUARE FORCE-SENSITIVE RESISTOR		1075SQUARE FORCE-SENSITIVE RESISTOR0 - Immediate$11,490.00View Details

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