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INA818ID - Texas Instruments

Description: Instrumentation Amplifiers Low power (350- uA), precision instrumentation amp with +/-60-V overvoltage protection (gain pins 1, 8) 8-SOIC -40 to 125

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INA818ID - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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INA818ID Details

  • Manufacturer Part Number:

    INA818ID

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2019-04-20

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    INSTRUMENTATION AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.002 µA

  • Bandwidth (3dB)-Nom:

    2 MHz

  • Bias Current-Max (IIB) @25C:

    0.0005 µA

  • Common-mode Reject Ratio-Min:

    110 dB

  • Input Offset Current-Max (IIO):

    0.002 µA

  • Input Offset Voltage-Max:

    35 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.905 mm

  • Moisture Sensitivity Level:

    2

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Non-linearity-Max:

    0.0015%

  • 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:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    0.9 V/us

  • Supply Current-Max:

    0.385 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Gain-Max:

    10000

  • Voltage Gain-Min:

    1

  • Width:

    3.895 mm

INA818ID Frequently Asked Questions (FAQs)

  • The INA818ID can handle input voltages up to ±650mV, but it's recommended to keep the input voltage within ±500mV to ensure accurate measurements.
  • The gain of the INA818ID is calculated using the formula: Gain = 1 + (R2/R1), where R1 and R2 are the external resistors connected to the gain pins. The gain can be set between 1 and 100.
  • The REF pin is used to set the reference voltage for the amplifier. It can be connected to a voltage reference or a resistive divider to set the output voltage of the amplifier.
  • To reduce noise and interference, use a low-pass filter at the input, keep the input wires short and twisted, and use a ground plane to reduce electromagnetic interference. Additionally, use a capacitor to decouple the power supply and use a shielded cable for the output.
  • The maximum output current of the INA818ID is ±5mA. Exceeding this current may cause the amplifier to saturate and reduce its accuracy.

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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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