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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 (HKD) 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: HK$9.95 76,552In Stock	Mfr. Part No. WSL2512R0150FEA Mouser Part No 71-WSL2512R0150FEA	Vishay / Dale	Current Sense Resistors - SMD 1watt .015ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	76,552In Stock	Cut Tape HK$9.95 HK$6.22 HK$5.17 HK$4.61 Reel HK$3.53 View HK$4.30 HK$3.94 HK$3.53 HK$3.51 HK$3.49 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD .1ohms 3watts 1% WSR3R1000FEK Vishay / Dale 1: HK$12.74 55,115In Stock	Mfr. Part No. WSR3R1000FEK Mouser Part No 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	HK$12.74 HK$7.92 HK$6.64 HK$5.64 View HK$4.88 HK$4.47 HK$3.62 HK$3.61 HK$3.59	Min.: 1 Mult.: 1
Current Sense Resistors - SMD 5watts .05ohms 1% WSR5R0500FEA Vishay / Dale 1: HK$26.06 18,916In Stock	Mfr. Part No. WSR5R0500FEA Mouser Part No 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 HK$26.06 HK$18.82 HK$16.28 HK$15.45 Reel HK$12.58 View HK$14.71 HK$13.07 HK$11.84 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 5watts .005ohms 1% WSR55L000FEA Vishay / Dale 1: HK$25.81 8,082In Stock	Mfr. Part No. WSR55L000FEA Mouser Part No 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 HK$25.81 HK$18.33 HK$13.65 HK$12.49 Reel HK$9.70 View HK$11.51 HK$10.77 HK$9.78 HK$9.12 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 2watts 1ohms 1% Vishay / Dale WSR21R000FEB WSR21R000FEB Vishay / Dale 1: HK$14.55 5,849In Stock	Mfr. Part No. WSR21R000FEB Mouser Part No 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 HK$14.55 HK$8.38 HK$6.80 HK$5.09 View Reel HK$3.52 HK$4.55 HK$3.93 HK$3.52 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single TSC1031IPT STMicroelectronics 1: HK$18.50 6,366In Stock	Mfr. Part No. TSC1031IPT Mouser Part No 511-TSC1031IPT	STMicroelectronics	Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single	Datasheet	6,366In Stock	Cut Tape HK$18.50 HK$13.65 HK$12.49 HK$11.18 View Reel HK$9.54 HK$10.52 HK$10.19 HK$9.86 HK$9.62 HK$9.54 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Current Sense Amplifiers High-Voltage Amp 2.9 to 70 V TSC103IDT STMicroelectronics 1: HK$18.41 3,893In Stock	Mfr. Part No. TSC103IDT Mouser Part No 511-TSC103IDT	STMicroelectronics	Current Sense Amplifiers High-Voltage Amp 2.9 to 70 V	Datasheet	3,893In Stock	Cut Tape HK$18.41 HK$13.65 HK$12.49 HK$11.18 View Reel HK$8.96 HK$10.52 HK$10.19 HK$9.86 HK$8.96 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Current Sense Amplifiers High-side current sense amplifier TSC1021BIPT STMicroelectronics 1: HK$13.56 2,049In Stock	Mfr. Part No. TSC1021BIPT Mouser Part No 511-TSC1021BIPT	STMicroelectronics	Current Sense Amplifiers High-side current sense amplifier	Datasheet	2,049In Stock	Cut Tape HK$13.56 HK$9.95 HK$9.04 HK$8.08 View Reel HK$6.35 HK$7.60 HK$7.30 HK$7.21 HK$6.75 HK$6.35 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Current Sense Resistors - SMD 2watts .013ohm 1% WSL2512R0130FEA18 Vishay / Dale 1: HK$15.54 19,279In Stock	Mfr. Part No. WSL2512R0130FEA18 Mouser Part No 71-WSL2512R0130FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .013ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	19,279In Stock	Cut Tape HK$15.54 HK$9.12 HK$6.27 HK$5.44 Reel HK$4.15 View HK$4.86 HK$4.54 HK$4.15 HK$4.03 HK$3.63 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 1watt .09ohms 1% WSL2512R0900FEA Vishay / Dale 1: HK$7.81 14,644In Stock	Mfr. Part No. WSL2512R0900FEA Mouser Part No 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 HK$7.81 HK$4.41 HK$3.58 HK$2.67 View Reel HK$2.10 HK$2.33 HK$2.10 HK$2.10 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .02ohms 1% Vishay / Dale WSR2R0200FEA WSR2R0200FEA Vishay / Dale 1: HK$7.64 9,716In Stock	Mfr. Part No. WSR2R0200FEA Mouser Part No 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 HK$7.64 HK$5.34 HK$4.57 HK$4.32 Reel HK$3.56 View HK$4.06 HK$3.90 HK$3.56 HK$3.42 HK$3.41 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 3watts 0.05ohms 1% WSR3R0500FEB Vishay / Dale 1: HK$15.29 2,990In Stock	Mfr. Part No. WSR3R0500FEB Mouser Part No 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 HK$15.29 HK$9.04 HK$8.05 HK$6.35 View Reel HK$4.74 HK$5.44 HK$4.98 HK$4.74 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 3watts .07ohms 1% WSR3R0700FEA Vishay / Dale 1: HK$10.36 4,563In Stock	Mfr. Part No. WSR3R0700FEA Mouser Part No 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 HK$10.36 HK$6.71 HK$5.39 HK$5.01 Reel HK$3.97 View HK$4.62 HK$4.40 HK$3.97 HK$3.72 HK$3.68 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 2watts .014ohm 1% WSL2512R0140FEA18 Vishay / Dale 1: HK$12.25 10,542In Stock	Mfr. Part No. WSL2512R0140FEA18 Mouser Part No 71-WSL2512R0140FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .014ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	10,542In Stock	Cut Tape HK$12.25 HK$8.55 HK$6.50 HK$5.97 Reel HK$4.55 View HK$5.53 HK$5.18 HK$4.55 HK$4.46 HK$4.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .005ohms 1% Vishay / Dale WSR25L000FEA WSR25L000FEA Vishay / Dale 1: HK$10.60 8,157In Stock	Mfr. Part No. WSR25L000FEA Mouser Part No 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 HK$10.60 HK$7.15 HK$6.28 HK$5.81 Reel HK$4.92 View HK$5.47 HK$5.27 HK$4.92 HK$4.81 HK$4.76 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 2watts .028ohm 1% WSL2512R0280FEA18 Vishay / Dale 1: HK$14.39 10,616In Stock	Mfr. Part No. WSL2512R0280FEA18 Mouser Part No 71-WSL2512R0280FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .028ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	10,616In Stock	Cut Tape HK$14.39 HK$7.54 HK$6.58 HK$5.75 Reel HK$4.73 View HK$5.19 HK$4.92 HK$4.73 HK$4.05 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD 2watts .033ohm 1% WSL2512R0330FEA18 Vishay / Dale 1: HK$11.01 13,586In Stock	Mfr. Part No. WSL2512R0330FEA18 Mouser Part No 71-WSL2512R0330FEA18	Vishay / Dale	Current Sense Resistors - SMD 2watts .033ohm 1% Learn More about Vishay / Dale vishaycurrentsense	Datasheet	13,586In Stock	Cut Tape HK$11.01 HK$8.38 HK$6.26 HK$5.55 Reel HK$4.44 View HK$4.96 HK$4.54 HK$4.44 HK$4.40 HK$3.90 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Current Sense Resistors - SMD .2ohms 3watts 1% WSR3R2000FEK Vishay / Dale 1: HK$13.73 5,128In Stock	Mfr. Part No. WSR3R2000FEK Mouser Part No 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	HK$13.73 HK$8.07 HK$7.24 HK$5.30 View HK$4.88 HK$4.47 HK$4.31	Min.: 1 Mult.: 1
Current Sense Resistors - SMD 1watt .004ohms 1% WSL25124L000FEB Vishay / Dale 1: HK$13.32 2,125In Stock 3,000Expected 17/11/2026	Mfr. Part No. WSL25124L000FEB Mouser Part No 71-WSL2512-0.004-E3	Vishay / Dale	Current Sense Resistors - SMD 1watt .004ohms 1% Learn More about Vishay / Dale vishay dale wsl resistors	Datasheet	2,125In Stock 3,000Expected 17/11/2026	Cut Tape HK$13.32 HK$9.45 HK$7.84 HK$7.06 Reel HK$5.08 View HK$6.32 HK$5.77 HK$4.50 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 3watts 0.2ohms 1% WSR3R2000FEB Vishay / Dale 1: HK$13.15 7,576In Stock	Mfr. Part No. WSR3R2000FEB Mouser Part No 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 HK$13.15 HK$8.07 HK$6.67 HK$5.72 View Reel HK$3.87 HK$4.89 HK$4.48 HK$3.87 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single TSC1031IDT STMicroelectronics 1: HK$18.50 2,239In Stock	Mfr. Part No. TSC1031IDT Mouser Part No 511-TSC1031IDT	STMicroelectronics	Current Sense Amplifiers High-Voltage Amp 2.7 to 5.5 V Single	Datasheet	2,239In Stock	Cut Tape HK$18.50 HK$13.65 HK$12.49 HK$11.18 Reel HK$9.29 View HK$10.52 HK$10.19 HK$9.86 HK$9.12 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Current Sense Resistors - SMD 1watt .01ohms 1% WSL2512R0100FEB Vishay / Dale 1: HK$5.43 9,725In Stock	Mfr. Part No. WSL2512R0100FEB Mouser Part No 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 HK$5.43 HK$3.51 HK$2.66 HK$2.52 HK$2.47 Reel HK$2.47 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 1watt .27ohms 1% WSL2512R2700FEB Vishay / Dale 1: HK$12.66 4,976In Stock	Mfr. Part No. WSL2512R2700FEB Mouser Part No 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 HK$12.66 HK$7.25 HK$5.91 HK$4.42 View Reel HK$3.19 HK$3.95 HK$3.47 HK$3.19 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Current Sense Resistors - SMD 5watts .008ohms 1% WSR58L000FEA Vishay / Dale 1: HK$21.54 1,549In Stock	Mfr. Part No. WSR58L000FEA Mouser Part No 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 HK$21.54 HK$15.21 HK$12.99 HK$12.33 Reel HK$10.28 View HK$11.59 HK$11.26 HK$10.36 HK$9.95 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Current Sense Resistors - SMD 5watts .004ohms 1% WSR54L000FEA Vishay / Dale 1: HK$28.77 885In Stock	Mfr. Part No. WSR54L000FEA Mouser Part No 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 HK$28.77 HK$19.40 HK$15.21 HK$13.89 Reel HK$9.70 View HK$12.33 HK$11.43 HK$10.44 HK$9.45 MouseReel Available	Min.: 1 Mult.: 1 : 1,500