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Current Monitoring for Electric Power Steering

Current monitors, or current sense amplifiers, are special purpose amplifiers that measure electrical current. These amplifiers output a voltage that is proportional to the current flowing in the power rail, or the supply/return to the load relative to ground.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Current Sense Resistors - SMD 5watts .05ohms 1% WSR5R0500FEA Vishay / Dale 1: $3.17 19,441In Stock	Mfr. Part # WSR5R0500FEA Mouser Part # 71-WSR5R0500FEA	Vishay / Dale	Current Sense Resistors - SMD 5watts .05ohms 1% Learn More about Vishay / Dale vishay dale wsr resistors	Datasheet	19,441In Stock	Cut Tape $3.17 $2.29 $1.98 $1.88 Reel $1.57 View $1.79 $1.59 $1.52 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 1watt .015ohms 1% WSL2512R0150FEA Vishay / Dale 1: $1.25 77,128In Stock	Mfr. Part # WSL2512R0150FEA Mouser Part # 71-WSL2512R0150FEA	Vishay / Dale	Current Sense Resistors - SMD 1watt .015ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	77,128In Stock	Cut Tape $1.25 $0.734 $0.629 $0.544 Reel $0.416 View $0.507 $0.465 $0.416 $0.415 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD .1ohms 3watts 1% WSR3R1000FEK Vishay / Dale 1: $1.58 55,115In Stock	Mfr. Part # WSR3R1000FEK Mouser Part # 71-WSR3R1000FEK	Vishay / Dale	Current Sense Resistors - SMD .1ohms 3watts 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	55,115In Stock	$1.58 $0.964 $0.827 $0.686 View $0.594 $0.544 $0.509	Min.: 1 Mult.: 1
Current & Power Monitors & Regulators Vltg Output H-Side M easurement A 595-IN A 595-INA271AIDR INA271AID Texas Instruments 1: $4.73 751In Stock	Mfr. Part # INA271AID Mouser Part # 595-INA271AID	Texas Instruments	Current & Power Monitors & Regulators Vltg Output H-Side M easurement A 595-IN A 595-INA271AIDR	Datasheet	751In Stock	$4.73 $3.60 $3.06 $2.92 View $2.82 $2.78 $2.67 $2.60	Min.: 1 Mult.: 1
Current Sense Resistors - SMD 5watts .005ohms 1% WSR55L000FEA Vishay / Dale 1: $3.31 8,082In Stock	Mfr. Part # WSR55L000FEA Mouser Part # 71-WSR55L000FEA	Vishay / Dale	Current Sense Resistors - SMD 5watts .005ohms 1% Learn More about Vishay / Dale vishay dale wsr resistors	Datasheet	8,082In Stock	Cut Tape $3.31 $2.23 $1.75 $1.59 View Reel $1.11 $1.42 $1.31 $1.19 $1.11 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 2watts .014ohm 1% WSL2512R0140FEA18 Vishay / Dale 1: $1.59 11,142In Stock	Mfr. Part # WSL2512R0140FEA18 Mouser Part # 71-WSL2512R0140FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .014ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	11,142In Stock	Cut Tape $1.59 $1.06 $0.845 $0.741 View Reel $0.576 $0.673 $0.616 $0.576 $0.576 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .005ohms 1% WSR25L000FEA Vishay / Dale 1: $1.62 8,157In Stock	Mfr. Part # WSR25L000FEA Mouser Part # 71-WSR25L000FEA	Vishay / Dale	Current Sense Resistors - SMD 2watts .005ohms 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	8,157In Stock	Cut Tape $1.62 $0.966 $0.855 $0.748 Reel $0.642 View $0.686 $0.653 $0.642 $0.635 $0.629 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single TSC1031IDT STMicroelectronics 1: $2.25 2,239In Stock	Mfr. Part # TSC1031IDT Mouser Part # 511-TSC1031IDT	STMicroelectronics	Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single	Datasheet	2,239In Stock	Cut Tape $2.25 $1.66 $1.52 $1.36 Reel $1.13 View $1.28 $1.24 $1.20 $1.11 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Current Sense Resistors - SMD 1watt .01ohms 1% WSL2512R0100FEB Vishay / Dale 1: $0.66 9,805In Stock	Mfr. Part # WSL2512R0100FEB Mouser Part # 71-WSL2512-0.01-E3	Vishay / Dale	Current Sense Resistors - SMD 1watt .01ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	9,805In Stock	Cut Tape $0.66 $0.427 $0.324 Reel $0.32 $0.30 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 1watt .27ohms 1% WSL2512R2700FEB Vishay / Dale 1: $1.54 4,976In Stock	Mfr. Part # WSL2512R2700FEB Mouser Part # 71-WSL2512R2700FEB	Vishay / Dale	Current Sense Resistors - SMD 1watt .27ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	4,976In Stock	Cut Tape $1.54 $0.882 $0.719 $0.538 View Reel $0.377 $0.481 $0.422 $0.377 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 3watts .001ohms 1% WSL39211L000FEA Vishay / Dale 1: $1.58 7,083In Stock	Mfr. Part # WSL39211L000FEA Mouser Part # 71-WSL39211L000FEA	Vishay / Dale	Current Sense Resistors - SMD 3watts .001ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	7,083In Stock	Cut Tape $1.58 $1.04 $0.80 $0.722 Reel $0.503 View $0.637 $0.583 $0.517 $0.497 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Current Sense Resistors - SMD 5watts .008ohms 1% WSR58L000FEA Vishay / Dale 1: $2.62 1,549In Stock	Mfr. Part # WSR58L000FEA Mouser Part # 71-WSR58L000FEA	Vishay / Dale	Current Sense Resistors - SMD 5watts .008ohms 1% Learn More about Vishay / Dale vishay dale wsr resistors	Datasheet	1,549In Stock	Cut Tape $2.62 $1.85 $1.58 $1.50 Reel $1.22 View $1.41 $1.37 $1.26 $1.21 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single TSC1031IPT STMicroelectronics 1: $2.25 6,463In Stock	Mfr. Part # TSC1031IPT Mouser Part # 511-TSC1031IPT	STMicroelectronics	Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single	Datasheet	6,463In Stock	Cut Tape $2.25 $1.66 $1.52 $1.36 View Reel $1.16 $1.28 $1.24 $1.20 $1.17 $1.16 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Current Sense Amplifiers High-Voltage Amp 2.9 to 70 V TSC103IDT STMicroelectronics 1: $2.24 3,893In Stock	Mfr. Part # TSC103IDT Mouser Part # 511-TSC103IDT	STMicroelectronics	Current Sense Amplifiers High-Voltage Amp 2.9 to 70 V	Datasheet	3,893In Stock	Cut Tape $2.24 $1.66 $1.52 $1.36 View Reel $1.09 $1.28 $1.24 $1.20 $1.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Current Sense Resistors - SMD 2watts 1ohms 1% WSR21R000FEB Vishay / Dale 1: $1.77 5,849In Stock	Mfr. Part # WSR21R000FEB Mouser Part # 71-WSR21R000FEB	Vishay / Dale	Current Sense Resistors - SMD 2watts 1ohms 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	5,849In Stock	Cut Tape $1.77 $1.02 $0.827 $0.619 View Reel $0.434 $0.553 $0.478 $0.434 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 2watts .028ohm 1% WSL2512R0280FEA18 Vishay / Dale 1: $1.75 10,616In Stock	Mfr. Part # WSL2512R0280FEA18 Mouser Part # 71-WSL2512R0280FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .028ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	10,616In Stock	Cut Tape $1.75 $0.917 $0.80 $0.699 Reel $0.585 View $0.631 $0.598 $0.585 $0.576 $0.493 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .033ohm 1% WSL2512R0330FEA18 Vishay / Dale 1: $1.66 13,586In Stock	Mfr. Part # WSL2512R0330FEA18 Mouser Part # 71-WSL2512R0330FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .033ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	13,586In Stock	Cut Tape $1.66 $1.04 $0.814 $0.70 View Reel $0.576 $0.621 $0.577 $0.576 $0.576 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD .2ohms 3watts 1% WSR3R2000FEK Vishay / Dale 1: $1.67 5,128In Stock	Mfr. Part # WSR3R2000FEK Mouser Part # 71-WSR3R2000FEK	Vishay / Dale	Current Sense Resistors - SMD .2ohms 3watts 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	5,128In Stock	$1.67 $0.982 $0.881 $0.662 View $0.594 $0.544 $0.509	Min.: 1 Mult.: 1
Current Sense Amplifiers High-side current sense amplifier TSC1021BIPT STMicroelectronics 1: $1.65 2,049In Stock	Mfr. Part # TSC1021BIPT Mouser Part # 511-TSC1021BIPT	STMicroelectronics	Current Sense Amplifiers High-side current sense amplifier	Datasheet	2,049In Stock	Cut Tape $1.65 $1.21 $1.10 $0.983 View Reel $0.773 $0.924 $0.888 $0.877 $0.821 $0.773 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Current Sense Resistors - SMD 1watt .0125ohms 1% WSL2512R0125FEB Vishay / Dale 1: $1.44 7,368In Stock	Mfr. Part # WSL2512R0125FEB Mouser Part # 71-WSL2512R0125FEB	Vishay / Dale	Current Sense Resistors - SMD 1watt .0125ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	7,368In Stock	Cut Tape $1.44 $0.941 $0.765 $0.592 Reel $0.415 View $0.529 $0.465 $0.376 $0.356 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 2watts .013ohm 1% WSL2512R0130FEA18 Vishay / Dale 1: $1.89 19,308In Stock	Mfr. Part # WSL2512R0130FEA18 Mouser Part # 71-WSL2512R0130FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .013ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	19,308In Stock	Cut Tape $1.89 $1.11 $0.817 $0.691 View Reel $0.576 $0.61 $0.576 $0.576 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 1watt .09ohms 1% WSL2512R0900FEA Vishay / Dale 1: $0.95 14,754In Stock	Mfr. Part # WSL2512R0900FEA Mouser Part # 71-WSL2512R0900FEA	Vishay / Dale	Current Sense Resistors - SMD 1watt .09ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	14,754In Stock	Cut Tape $0.95 $0.536 $0.435 $0.325 View Reel $0.248 $0.283 $0.259 $0.248 $0.248 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .02ohms 1% WSR2R0200FEA Vishay / Dale 1: $1.17 9,816In Stock	Mfr. Part # WSR2R0200FEA Mouser Part # 71-WSR2R0200FEA	Vishay / Dale	Current Sense Resistors - SMD 2watts .02ohms 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	9,816In Stock	Cut Tape $1.17 $0.732 $0.60 $0.556 Reel $0.424 View $0.511 $0.485 $0.424 $0.409 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 3watts 0.05ohms 1% WSR3R0500FEB Vishay / Dale 1: $1.86 2,990In Stock	Mfr. Part # WSR3R0500FEB Mouser Part # 71-WSR3R0500FEB	Vishay / Dale	Current Sense Resistors - SMD 3watts 0.05ohms 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	2,990In Stock	Cut Tape $1.86 $1.10 $0.979 $0.773 View Reel $0.566 $0.662 $0.606 $0.566 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 3watts .07ohms 1% WSR3R0700FEA Vishay / Dale 1: $1.26 4,579In Stock	Mfr. Part # WSR3R0700FEA Mouser Part # 71-WSR3R0700FEA	Vishay / Dale	Current Sense Resistors - SMD 3watts .07ohms 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	4,579In Stock	Cut Tape $1.26 $0.816 $0.656 $0.609 Reel $0.469 View $0.562 $0.535 $0.469 $0.453 $0.448 MouseReel Available	Min.: 1 Mult.: 1 : 1,500