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INA190A2IDDFT - Texas Instruments

Description: Current Sense Amplifiers 40V high-precision, low bias current, low power current sense amplifier with ENABLE 8-SOT-23-THIN -40 to 125

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PCB Footprints
INA190A2IDDFT - Texas Instruments PCB footprint - SOT23 (8-Pin) - SOT23 (8-Pin) - DDF0008A-2021
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3D Models
INA190A2IDDFT - Texas Instruments  - 3D model - SOT23 (8-Pin) - DDF0008A-2021
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INA190A2IDDFT Details

  • Manufacturer Part Number:

    INA190A2IDDFT

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2019-11-24

  • 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-G8

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • 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:

    37

  • Voltage Gain-Nom:

    50

  • Wideband:

    NO

  • Width:

    1.6 mm

INA190A2IDDFT Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins of the INA190A2IDDFT is 26V, which is the absolute maximum rating. However, the recommended maximum voltage is 24V to ensure accurate and reliable operation.
  • The gain of the INA190A2IDDFT can be calculated using the formula: Gain = (R2/R1) x (1 + (R4/R3)), where R1, R2, R3, and R4 are the external resistors connected to the device. The gain can be adjusted by selecting the appropriate values for these resistors.
  • The CAP pin on the INA190A2IDDFT is used to connect a capacitor to filter out high-frequency noise and oscillations. A capacitor value of 10nF to 100nF is recommended, depending on the specific application and noise requirements.
  • Yes, the INA190A2IDDFT can be used to measure bidirectional currents. The device has a differential input stage that allows it to measure both positive and negative currents. However, the output voltage will be unipolar, so additional circuitry may be required to convert the output to a bipolar signal if needed.
  • The typical settling time of the INA190A2IDDFT is around 10us to 20us, depending on the gain setting and the output load. This is the time it takes for the output voltage to settle to within 1% of its final value after a step change in the input current.

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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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