INAx180/INAx181 Current Sense Amplifiers

Texas Instruments INAx180/INAx181 Current Sense Amplifiers are cost-optimised, current-sense amplifiers (also called current-shunt monitors) that sense voltage drops across current-sense resistors at common-mode voltages from –0.2V to +26V, independent of the supply voltage. The INAx180/INAx181 integrates a matched resistor gain network in four, fixed-gain device options: 20V/V, 50V/V, 100V/V, or 200V/V. This matched gain resistor network minimises gain error and reduces the temperature drift. Each device operates from a single 2.7V to 5.5V power supply, drawing a maximum of 260µA of supply current. The INAx181 devices have bidirectional current-sensing capability. All device options are specified over the extended operating temperature range of –40°C to +125°C. The INAx180-Q1/INAx181-Q1 devices are AEC-Q100 qualified for automotive applications.

Results: 48
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Number of Channels GBP - Gain Bandwidth Product Vcm - Common Mode Voltage CMRR - Common Mode Rejection Ratio Ib - Input Bias Current Vos - Input Offset Voltage Supply Voltage - Max Supply Voltage - Min Operating Supply Current Gain Error Minimum Operating Temperature Maximum Operating Temperature Mounting Style Package/Case Qualification Packaging
Texas Instruments Current Sense Amplifiers AEC-Q100 26V 350kH z current sense ampl 983In Stock
6 000Expected 18/02/2026
Min.: 1
Mult.: 1
Reel: 3 000

INA180 1 Channel 350 kHz - 200 mV to 26 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 260 uA 0.1 % - 40 C + 125 C SMD/SMT SOT-23-5 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers AEC-Q100 26V 350kH z current sense ampl 3 967In Stock
Min.: 1
Mult.: 1
Reel: 3 000

INA180 1 Channel 210 kHz - 200 mV to 26 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 260 uA 0.1 % - 40 C + 125 C SMD/SMT SOT-23-5 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26-V bi-directional 350-kHz current-sens 34In Stock
3 000Expected 23/03/2026
Min.: 1
Mult.: 1

INA181 1 Channel 150 kHz 12 V 84 dB 75 uA +/- 100 uV 5.5 V 2.7 V 195 uA 0.1 % - 40 C + 125 C SMD/SMT SC-70-6

Texas Instruments Current Sense Amplifiers 26V dual channel 3 5 0kHz current sense A A 595-INA2180A1IDGKT 2 242In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2180 2 Channel 350 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel 3 5 0kHz current sense A A 595-INA2180A1IDSGT 3 170In Stock
Min.: 1
Mult.: 1
Reel: 3 000

INA2180 2 Channel 350 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT WSON-8 Reel, Cut Tape, MouseReel

Texas Instruments Current Sense Amplifiers 26V dual channel 3 5 0kHz current sense A A 595-INA2180A2IDGKT 2 278In Stock
2 500Expected 30/03/2026
Min.: 1
Mult.: 1
Reel: 2 500

INA2180 2 Channel 210 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel 3 5 0kHz current sense A A 595-INA2180A3IDSGT 4 569In Stock
Min.: 1
Mult.: 1
Reel: 3 000

INA2180 2 Channel 150 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT WSON-8 Reel, Cut Tape, MouseReel

Texas Instruments Current Sense Amplifiers AEC-Q100 26V dual ch annel 350kHz curr 2 324In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2180 2 Channel 150 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT VSSOP-8 AEC-Q100 Reel, Cut Tape, MouseReel

Texas Instruments Current Sense Amplifiers 26V dual channel 3 5 0kHz current sense A A 595-INA2180A4IDGKT 2 381In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2180 2 Channel 105 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel 3 5 0kHz current sense A A 595-INA2180A4IDSGT 1 195In Stock
Min.: 1
Mult.: 1
Reel: 3 000

INA2180 2 Channel 105 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT WSON-8 Reel, Cut Tape, MouseReel

Texas Instruments Current Sense Amplifiers AEC-Q100 26V dual ch annel 350kHz curr 369In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2180 2 Channel 105 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT VSSOP-8 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel b i -directional 350kH A A 595-INA2181A1IDGST 4 274In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2181 2 Channel 350 kHz 12 V 100 dB 75 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT MSOP-10 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel b i -directional 350kH A A 595-INA2181A2IDGST 1 051In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2181 2 Channel 210 kHz 12 V 100 dB 75 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT MSOP-10 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel b i -directional 350kH A A 595-INA2181A2IDSQT 1 625In Stock
Min.: 1
Mult.: 1
Reel: 3 000

INA2181 2 Channel 210 kHz 12 V 100 dB 75 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT WSON-10 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel b i -directional 350kH A A 595-INA2181A3IDGST 2 416In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2181 2 Channel 150 kHz 12 V 100 dB 75 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT MSOP-10 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers AEC-Q100 26V dual ch annel bi-directio 258In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2181 2 Channel 150 kHz 12 V 100 dB 75 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT MSOP-10 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V dual channel b i -directional 350kH A A 595-INA2181A4IDGST 64In Stock
Min.: 1
Mult.: 1
Reel: 2 500

INA2181 2 Channel 105 kHz 12 V 100 dB 75 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT MSOP-10 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V quad channel 3 5 0kHz current sense 1 180In Stock
2 000Expected 27/02/2026
Min.: 1
Mult.: 1
Reel: 2 000

INA4180 4 Channel 150 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 900 uA 0.1 % - 40 C + 125 C SMD/SMT TSSOP-14 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers AEC-Q100 26V quad ch annel 350kHz curr 1 038In Stock
Min.: 1
Mult.: 1
Reel: 2 000

INA4180 4 Channel 150 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 900 uA 0.1 % - 40 C + 125 C SMD/SMT TSSOP-14 AEC-Q100 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V quad channel b i -directional 350kH 375In Stock
Min.: 1
Mult.: 1
Reel: 2 000

INA4181 4 Channel 350 kHz 12 V 84 dB 75 uA 100 uV 5.5 V 2.7 V 900 uA 0.1 % - 40 C + 125 C SMD/SMT TSSOP-20 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers 26V quad channel b i -directional 350kH 641In Stock
Min.: 1
Mult.: 1
Reel: 2 000

INA4181 4 Channel 150 kHz 12 V 84 dB 75 uA 100 uV 5.5 V 2.7 V 900 uA 0.1 % - 40 C + 125 C SMD/SMT TSSOP-20 Reel, Cut Tape, MouseReel

Texas Instruments Current Sense Amplifiers 26V dual channel 3 5 0kHz current sense A A 595-INA2180A3IDGKT
4 998Expected 27/02/2026
Min.: 1
Mult.: 1
Reel: 2 500

INA2180 2 Channel 150 kHz 12 V 100 dB 80 uA 100 uV 5.5 V 2.7 V 500 uA 0.1 % - 40 C + 125 C SMD/SMT VSSOP-8 Reel, Cut Tape, MouseReel
Texas Instruments Current Sense Amplifiers AEC-Q100 26V quad ch annel bi-directio Non-Stocked Lead-Time 6 Weeks
Min.: 1
Mult.: 1
Reel: 2 000

INA4181 4 Channel 105 kHz 12 V 84 dB 75 uA 100 uV 5.5 V 2.7 V 0.1 % - 40 C + 125 C SMD/SMT TSSOP-20 AEC-Q100 Reel, Cut Tape, MouseReel