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OPA191IDGKT - Texas Instruments

Description: Low-Power, Precision, 36-V, e-trim CMOS Amplifier

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OPA191IDGKT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK
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OPA191IDGKT - Texas Instruments  - 3D model - Small Outline Packages - DGK
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OPA191IDGKT Details

  • Manufacturer Part Number:

    OPA191IDGKT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Date Of Intro:

    2016-03-04

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.009 µA

  • Bias Current-Max (IIB) @25C:

    0.00002 µA

  • Common-mode Reject Ratio-Min:

    120 dB

  • Common-mode Reject Ratio-Nom:

    140 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    25 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Low-Bias:

    YES

  • Low-Offset:

    YES

  • Micropower:

    YES

  • Moisture Sensitivity Level:

    2

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -3 V

  • 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:

    SQUARE

  • 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:

    5.5 V/us

  • Supply Current-Max:

    0.2 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    3 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:

    2500

  • Voltage Gain-Min:

    316227

  • Wideband:

    NO

  • Width:

    3 mm

OPA191IDGKT Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the OPA191IDGKT is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 125°C/W.
  • To ensure stability, it's essential to follow proper PCB layout practices, such as minimizing parasitic capacitance and inductance, using a solid ground plane, and placing bypass capacitors close to the op-amp. Additionally, selecting the correct compensation capacitor (CF) and feedback resistor (RF) values can help maintain stability.
  • The recommended input capacitance is 10nF to 100nF, and the recommended output capacitance is 10nF to 1μF. However, the optimal capacitance values may vary depending on the specific application and circuit requirements.
  • Yes, the OPA191IDGKT can be used as a unity-gain buffer. However, it's essential to ensure that the input impedance is high enough to avoid loading the input signal, and the output impedance is low enough to drive the desired load.
  • To minimize EMI and RFI, use proper shielding, grounding, and layout techniques. Additionally, consider using filters, such as RC filters or ferrite beads, to reduce high-frequency noise and interference.

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OPA191IDGKT 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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