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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$7.75View Details
STANDARD MOTOR 13800 RPM 12V121388800010ASTANDARD MOTOR 13800 RPM 12V0 - Immediate$132.98View Details
GEARMOTOR 639 RPM 12V W/ 1/19290-006GEARMOTOR 639 RPM 12V W/ 1/190 - Immediate$17.20View Details
GEARMOTOR 125 RPM 6V W/ 1/53290-008GEARMOTOR 125 RPM 6V W/ 1/530 - Immediate$17.20View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-41-04-006STANDARD MOTOR 4000 RPM 24V36 - Immediate$94.93View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-61-04-013STANDARD MOTOR 4000 RPM 24V22 - Immediate$119.74View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-81-04-019STANDARD MOTOR 4000 RPM 24V3 - Immediate$125.46View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-100-04-025STANDARD MOTOR 4000 RPM 24V3 - Immediate$162.83View Details
STANDARD MOTOR 4000 RPM 36VQBL5704-94-04-032STANDARD MOTOR 4000 RPM 36V4 - Immediate$157.95View Details
STANDARD MOTOR 4000 RPM 36VQBL5704-116-04-042STANDARD MOTOR 4000 RPM 36V1 - Immediate$183.50View 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$325.17View Details
SERVOMOTOR 4000 RPM 24VPD42-3-1670-CANOPENSERVOMOTOR 4000 RPM 24V2 - Immediate$361.56View Details
SERVOMOTOR 4000 RPM 24VPD42-3-1670-TMCLSERVOMOTOR 4000 RPM 24V0 - Immediate$341.00View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-100-04-025-1KSTANDARD MOTOR 4000 RPM 24V17 - Immediate$245.37View Details
STANDARD MOTOR 4000 RPM 24VQBL4208-61-04-013-1KSTANDARD MOTOR 4000 RPM 24V46 - Immediate$204.25View Details
New at DigiKey
SQUARE FORCE-SENSITIVE RESISTOR		1075SQUARE FORCE-SENSITIVE RESISTOR0 - Immediate$6.40View Details

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