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INA2143UG4 - Texas Instruments

Description: SP Amp Difference Amplifier Dual ±18V/36V 14-Pin SOIC Tube

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PCB Footprints
INA2143UG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G14)
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3D Models
INA2143UG4 - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G14)
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INA2143UG4 Details

  • Manufacturer Part Number:

    INA2143UG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, SOIC-14

  • Pin Count:

    14

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Common-mode Reject Ratio-Min:

    86 dB

  • Common-mode Reject Ratio-Nom:

    96 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    500 µV

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    8.65 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    3

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    2

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    5 V/us

  • Supply Current-Max:

    2.4 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Wideband:

    NO

  • Width:

    3.9 mm

INA2143UG4 Frequently Asked Questions (FAQs)

  • The maximum voltage that can be applied to the input pins is ±25V, but it's recommended to keep it within the common-mode voltage range of ±20V to ensure accurate measurements.
  • The gain error can be calculated using the formula: Gain Error (%) = (Vout / (G x Vin)) x 100, where Vout is the output voltage, G is the gain, and Vin is the input voltage. The gain error is typically around ±0.5% for the INA2143UG4.
  • To minimize noise and errors, it's recommended to use a symmetrical layout, keep the input and output traces short and away from noise sources, and use a ground plane to reduce electromagnetic interference (EMI). Additionally, decouple the power supply pins with capacitors and use a low-ESR capacitor for the reference pin.
  • The INA2143UG4 is suitable for high-frequency applications up to 50 kHz, but it's not recommended for frequencies above 100 kHz due to the device's bandwidth limitations. For higher frequency applications, consider using a different amplifier or a specialized high-frequency instrumentation amplifier.
  • The offset voltage can be compensated for by using an external trim pin (TRIM) to adjust the output voltage. The TRIM pin can be connected to a potentiometer or a fixed resistor to adjust the output voltage and null out the offset voltage.

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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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