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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 (PEN) Filter the results in the table by unit price based on your quantity.	Qty.
Current Sense Resistors - SMD 1watt .015ohms 1% WSL2512R0150FEA Vishay / Dale 1: S/ 4.71 74,608In 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	74,608In Stock	Cut Tape S/ 4.71 S/ 2.95 S/ 2.45 S/ 2.18 Reel S/ 1.67 View S/ 2.04 S/ 1.86 S/ 1.67 S/ 1.66 S/ 1.65 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 5watts .05ohms 1% WSR5R0500FEA Vishay / Dale 1: S/ 12.34 18,916In 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	18,916In Stock	Cut Tape S/ 12.34 S/ 8.91 S/ 7.71 S/ 7.32 Reel S/ 5.96 View S/ 6.97 S/ 6.19 S/ 5.61 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD .1ohms 3watts 1% WSR3R1000FEK Vishay / Dale 1: S/ 6.03 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	S/ 6.03 S/ 3.75 S/ 3.15 S/ 2.67 View S/ 2.31 S/ 2.12 S/ 1.71 S/ 1.70	Min.: 1 Mult.: 1
Current Sense Resistors - SMD 5watts .005ohms 1% WSR55L000FEA Vishay / Dale 1: S/ 12.22 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 S/ 12.22 S/ 8.68 S/ 6.46 S/ 5.92 Reel S/ 4.59 View S/ 5.45 S/ 5.10 S/ 4.63 S/ 4.32 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single TSC1031IPT STMicroelectronics 1: S/ 8.76 6,366In Stock	Mfr. Part # TSC1031IPT Mouser Part # 511-TSC1031IPT	STMicroelectronics	Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single	Datasheet	6,366In Stock	Cut Tape S/ 8.76 S/ 6.46 S/ 5.92 S/ 5.29 View Reel S/ 4.52 S/ 4.98 S/ 4.83 S/ 4.67 S/ 4.55 S/ 4.52 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Current Sense Amplifiers High-Voltage Amp 2.9 to 70 V TSC103IDT STMicroelectronics 1: S/ 8.72 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 S/ 8.72 S/ 6.46 S/ 5.92 S/ 5.29 View Reel S/ 4.24 S/ 4.98 S/ 4.83 S/ 4.67 S/ 4.24 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Current Sense Resistors - SMD 2watts .028ohm 1% WSL2512R0280FEA18 Vishay / Dale 1: S/ 6.81 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 S/ 6.81 S/ 3.57 S/ 3.11 S/ 2.72 Reel S/ 2.24 View S/ 2.46 S/ 2.33 S/ 2.24 S/ 1.92 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .033ohm 1% WSL2512R0330FEA18 Vishay / Dale 1: S/ 5.22 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 S/ 5.22 S/ 3.97 S/ 2.96 S/ 2.63 Reel S/ 2.10 View S/ 2.35 S/ 2.15 S/ 2.10 S/ 2.08 S/ 1.85 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD .2ohms 3watts 1% WSR3R2000FEK Vishay / Dale 1: S/ 6.50 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	S/ 6.50 S/ 3.82 S/ 3.43 S/ 2.51 View S/ 2.31 S/ 2.12 S/ 2.04	Min.: 1 Mult.: 1
Current Sense Amplifiers High-side current sense amplifier TSC1021BIPT STMicroelectronics 1: S/ 6.42 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 S/ 6.42 S/ 4.71 S/ 4.28 S/ 3.83 View Reel S/ 3.01 S/ 3.60 S/ 3.46 S/ 3.41 S/ 3.20 S/ 3.01 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Current Sense Resistors - SMD 2watts .013ohm 1% WSL2512R0130FEA18 Vishay / Dale 1: S/ 7.36 19,279In Stock	Mfr. Part # WSL2512R0130FEA18 Mouser Part # 71-WSL2512R0130FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .013ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	19,279In Stock	Cut Tape S/ 7.36 S/ 4.32 S/ 2.97 S/ 2.58 Reel S/ 1.97 View S/ 2.30 S/ 2.15 S/ 1.97 S/ 1.91 S/ 1.72 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 1watt .09ohms 1% WSL2512R0900FEA Vishay / Dale 1: S/ 3.70 14,644In 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	14,644In Stock	Cut Tape S/ 3.70 S/ 2.09 S/ 1.69 S/ 1.27 View Reel S/ 0.996 S/ 1.10 S/ 0.996 S/ 0.996 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .02ohms 1% Vishay / Dale WSR2R0200FEA WSR2R0200FEA Vishay / Dale 1: S/ 3.62 9,716In 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	9,716In Stock	Cut Tape S/ 3.62 S/ 2.53 S/ 2.16 S/ 2.04 Reel S/ 1.69 View S/ 1.92 S/ 1.85 S/ 1.69 S/ 1.62 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 3watts 0.05ohms 1% WSR3R0500FEB Vishay / Dale 1: S/ 7.24 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 S/ 7.24 S/ 4.28 S/ 3.81 S/ 3.01 View Reel S/ 2.25 S/ 2.58 S/ 2.36 S/ 2.25 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 3watts .07ohms 1% WSR3R0700FEA Vishay / Dale 1: S/ 4.90 4,563In 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	4,563In Stock	Cut Tape S/ 4.90 S/ 3.18 S/ 2.55 S/ 2.37 Reel S/ 1.88 View S/ 2.19 S/ 2.08 S/ 1.88 S/ 1.76 S/ 1.74 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 2watts 1ohms 1% Vishay / Dale WSR21R000FEB WSR21R000FEB Vishay / Dale 1: S/ 6.89 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 S/ 6.89 S/ 3.97 S/ 3.22 S/ 2.41 View Reel S/ 1.67 S/ 2.15 S/ 1.86 S/ 1.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 2watts .014ohm 1% WSL2512R0140FEA18 Vishay / Dale 1: S/ 5.80 10,542In Stock	Mfr. Part # WSL2512R0140FEA18 Mouser Part # 71-WSL2512R0140FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .014ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	10,542In Stock	Cut Tape S/ 5.80 S/ 4.05 S/ 3.08 S/ 2.83 Reel S/ 2.16 View S/ 2.62 S/ 2.45 S/ 2.16 S/ 2.11 S/ 1.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .005ohms 1% Vishay / Dale WSR25L000FEA WSR25L000FEA Vishay / Dale 1: S/ 5.02 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 S/ 5.02 S/ 3.39 S/ 2.97 S/ 2.75 Reel S/ 2.33 View S/ 2.59 S/ 2.50 S/ 2.33 S/ 2.28 S/ 2.25 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single TSC1031IDT STMicroelectronics 1: S/ 8.76 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 S/ 8.76 S/ 6.46 S/ 5.92 S/ 5.29 Reel S/ 4.40 View S/ 4.98 S/ 4.83 S/ 4.67 S/ 4.32 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Current Sense Resistors - SMD 1watt .01ohms 1% WSL2512R0100FEB Vishay / Dale 1: S/ 2.57 9,725In 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	9,725In Stock	Cut Tape S/ 2.57 S/ 1.66 S/ 1.26 S/ 1.19 S/ 1.17 Reel S/ 1.17 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 1watt .27ohms 1% WSL2512R2700FEB Vishay / Dale 1: S/ 5.99 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 S/ 5.99 S/ 3.43 S/ 2.80 S/ 2.09 View Reel S/ 1.51 S/ 1.87 S/ 1.64 S/ 1.51 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 5watts .008ohms 1% WSR58L000FEA Vishay / Dale 1: S/ 10.20 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 S/ 10.20 S/ 7.20 S/ 6.15 S/ 5.84 Reel S/ 4.87 View S/ 5.49 S/ 5.33 S/ 4.90 S/ 4.71 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 1watt .004ohms 1% WSL25124L000FEB Vishay / Dale 1: S/ 6.31 8,125In Stock 3,000Expected 11/16/2026	Mfr. Part # WSL25124L000FEB Mouser Part # 71-WSL2512-0.004-E3	Vishay / Dale	Current Sense Resistors - SMD 1watt .004ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	8,125In Stock 3,000Expected 11/16/2026	Cut Tape S/ 6.31 S/ 4.48 S/ 3.71 S/ 3.34 Reel S/ 2.41 View S/ 2.99 S/ 2.73 S/ 2.13 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 3watts 0.2ohms 1% WSR3R2000FEB Vishay / Dale 1: S/ 6.23 7,576In Stock	Mfr. Part # WSR3R2000FEB Mouser Part # 71-WSR3R2000FEB	Vishay / Dale	Current Sense Resistors - SMD 3watts 0.2ohms 1% Learn More about Vishay / Dale vishay dale wsr smd resistors	Datasheet	7,576In Stock	Cut Tape S/ 6.23 S/ 3.82 S/ 3.16 S/ 2.71 View Reel S/ 1.83 S/ 2.32 S/ 2.12 S/ 1.83 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 5watts .004ohms 1% WSR54L000FEA Vishay / Dale 1: S/ 13.62 885In Stock	Mfr. Part # WSR54L000FEA Mouser Part # 71-WSR54L000FEA	Vishay / Dale	Current Sense Resistors - SMD 5watts .004ohms 1% Learn More about Vishay / Dale vishay dale wsr resistors	Datasheet	885In Stock	Cut Tape S/ 13.62 S/ 9.19 S/ 7.20 S/ 6.58 Reel S/ 4.59 View S/ 5.84 S/ 5.41 S/ 4.94 S/ 4.48 MouseReel Available	Min.: 1 Mult.: 1 : 1,500