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INA139NA/3KG4 - Texas Instruments

Description: SP Amp Current Shunt Monitor Single 40V 5-Pin SOT-23 T/R

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PCB Footprints
INA139NA/3KG4 - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
INA139NA/3KG4 - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A
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INA139NA/3KG4 Details

  • Manufacturer Part Number:

    INA139NA/3KG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    SOT-23, 5 PIN

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    CURRENT-FEEDBACK

  • Bandwidth (3dB)-Nom:

    0.44 MHz

  • Common-mode Reject Ratio-Min:

    100 dB

  • Common-mode Reject Ratio-Nom:

    115 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    1000 µV

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    2

  • Non-linearity-Max:

    0.1%

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSSOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.45 mm

  • Supply Current-Max:

    0.125 mA

  • Supply Voltage Limit-Max:

    60 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    440

  • Voltage Gain-Max:

    100

  • Voltage Gain-Min:

    1

  • Wideband:

    NO

  • Width:

    1.6 mm

INA139NA/3KG4 Frequently Asked Questions (FAQs)

  • The maximum power dissipation of INA139NA/3KG4 is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (RθJA) of 125°C/W.
  • To minimize noise and ensure accurate measurements, it is recommended to follow proper PCB layout techniques, such as separating analog and digital grounds, using a solid ground plane, and keeping sensitive analog signals away from noisy digital signals. Additionally, the INA139NA/3KG4 should be placed close to the signal source and the input pins should be connected to the signal source using short, low-impedance traces.
  • The recommended input impedance for INA139NA/3KG4 is 1kΩ or higher. This is because the input impedance affects the amplifier's noise performance and gain accuracy. A higher input impedance can help to reduce noise and improve gain accuracy.
  • Yes, INA139NA/3KG4 can be used for high-frequency applications up to 50kHz. However, the amplifier's bandwidth and noise performance may be affected at higher frequencies. It is recommended to evaluate the amplifier's performance in the specific application and consider using filters or other noise-reduction techniques if necessary.
  • The gain of INA139NA/3KG4 can be calculated using the formula: Gain = (R2/R1) x (1 + (Rg/Rf)), where R1, R2, Rg, and Rf are the external resistors connected to the amplifier. The gain can be adjusted by selecting the appropriate values for these resistors.

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INA139NA/3KG4 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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