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INA190A3IDCKT - Texas Instruments

Description: 40V, bi-directional, ultra-precise current sense amplifier w/picoamp IB & ENABLE

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PCB Footprints
INA190A3IDCKT - Texas Instruments PCB footprint - SOT23 (6-Pin) - SOT23 (6-Pin) - DCK (R-PDSO-G6)
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3D Models
INA190A3IDCKT - Texas Instruments  - 3D model - SOT23 (6-Pin) - DCK (R-PDSO-G6)
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INA190A3IDCKT Details

  • Manufacturer Part Number:

    INA190A3IDCKT

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Country Of Origin:

    Mainland China, Malaysia, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2019-04-12

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.003 µA

  • Bias Current-Max (IIB) @25C:

    0.0005 µA

  • Common Mode Voltage-Max:

    40 V

  • Common-mode Reject Ratio-Min:

    132 dB

  • Common-mode Reject Ratio-Nom:

    150 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    15 µV

  • JESD-30 Code:

    R-PDSO-G6

  • JESD-609 Code:

    e4

  • Length:

    2 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP6,.08

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Nom:

    0.3 V/us

  • Supply Current-Max:

    0.09 mA

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    1.8 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Unity Gain BW-Nom:

    35

  • Voltage Gain-Nom:

    100

  • Wideband:

    NO

  • Width:

    1.25 mm

INA190A3IDCKT Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is ±40V, but it's recommended to keep it within ±20V for optimal performance and to prevent damage to the device.
  • To ensure accurate current measurements, make sure to use a sense resistor with a low temperature coefficient, keep the sense resistor close to the INA190A3IDCKT, and use a low-noise power supply. Additionally, consider using a Kelvin connection to the sense resistor to minimize errors.
  • For optimal performance, keep the INA190A3IDCKT close to the sense resistor, use a ground plane to minimize noise, and keep the analog and digital signals separate. Also, use a 4-layer PCB with a solid ground plane and a separate power plane to reduce noise and EMI.
  • Calibration involves adjusting the gain and offset of the INA190A3IDCKT to match the sense resistor and the desired current range. You can use the internal calibration registers or external calibration resistors to achieve accurate current measurements.
  • The maximum frequency of the INA190A3IDCKT's output signal is 1 MHz, but it can be filtered to reduce noise and aliasing. The output signal can be filtered using an external low-pass filter or a digital filter in the microcontroller.

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INA190A3IDCKT Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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Part Image INA190A3IDCKR Texas Instruments

Operational Amplifier, 1 Func, 15uV Offset-Max, CMOS, PDSO6