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INA253A3IPWR - Texas Instruments

Description: 80V, 15A precision integrated-shunt high-accuracy current sense amplifier w/ enhanced PWM rejection

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INA253A3IPWR - Texas Instruments - PCB symbol
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INA253A3IPWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0020A
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INA253A3IPWR - Texas Instruments - 3D model - Small Outline Packages - PW0020A
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INA253A3IPWR Details

  • Manufacturer Part Number:

    INA253A3IPWR

  • 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:

    2018-12-16

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    CHOPPER-STAB

  • Common Mode Voltage-Max:

    80 V

  • Common-mode Reject Ratio-Min:

    120 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    15 µV

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • 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:

    1.2 mm

  • Slew Rate-Nom:

    2.4 V/us

  • Supply Current-Max:

    2.6 mA

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • 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:

    350

  • Wideband:

    NO

  • Width:

    4.4 mm

INA253A3IPWR 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 ±12V to ensure accurate measurements.
  • The power consumption of the INA253A3IPWR can be calculated by multiplying the supply voltage (VCC) by the quiescent current (Iq). For example, if VCC is 3.3V and Iq is 1.5mA, the power consumption would be 3.3V x 1.5mA = 4.95mW.
  • The CAP pin is used to connect a decoupling capacitor to filter out high-frequency noise and improve the accuracy of the measurements. A 10nF to 100nF ceramic capacitor is recommended to be connected between the CAP pin and GND.
  • The INA253A3IPWR is designed to measure DC currents, but it can also be used to measure AC currents with some limitations. The device can measure AC currents up to 100kHz, but the accuracy may degrade at higher frequencies. Additionally, the device may require external filtering or signal conditioning to remove noise and aliasing effects.
  • To ensure the accuracy of the current measurements, it's essential to follow proper layout and design guidelines, such as keeping the sense lines short and away from noise sources, using a low-impedance current shunt, and minimizing the voltage drop across the shunt. Additionally, calibrating the device and using a high-precision voltage reference can also improve the accuracy of the measurements.

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INA253A3IPWR 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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