INA190A3IDCKR

Texas Instruments · Zero-Drift Series

Texas Instruments Zero-Drift Current Sense Amplifier, INA190A3IDCKR, 1 Circuit, 35 kHz Gain Bandwidth, 0.3 V/µs Slew Rate, Rail-to-Rail Output, SC-70-6 Package, -40°C to 125°C.

Texas Instruments INA190A3IDCKR
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MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T

Technical specifications

INA190A3IDCKR specifications
Parameter / AttributeSpecification / Value
SeriesZero-Drift
Output typeRail-to-Rail
MountingSurface Mount
Amplifier typeCurrent Sense
Voltage - input offset3 µV
Voltage - supply span5.5 V
Current - supply48µA
Current - input bias500 pA
Operating temperature-40°C ~ 125°C (TA)
Gain bandwidth product35 kHz
PackageTape & Reel (TR); Cut Tape (CT)
Slew rate0.3V/µs
Case6-TSSOP, SC-88, SOT-363
Number of circuits1

Technical details

Zero-drift current sense for precision shunt monitoring

It converts the voltage across an external shunt resistor into a rail-to-rail output, with a gain bandwidth product of 35 kHz and a slew rate of 0.3 V/µs. The zero-drift architecture holds input offset voltage to 3 µV, keeping measurement accuracy stable across the -40°C to 125°C operating range. Typical applications include low-side and high-side current sensing in power management, motor control, and industrial load monitoring.

The 3 µV input offset voltage keeps measurement error low across temperature. The 48 µA supply current is the quiescent draw.

INA190A3IDCKR
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