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OPA4191IPWT - Texas Instruments

Description: Quad, low-power, 36-V, precision, e-trim amplifier with RRIO

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OPA4191IPWT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW (R-PDSO-G14)
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OPA4191IPWT - Texas Instruments  - 3D model - Small Outline Packages - PW (R-PDSO-G14)
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OPA4191IPWT Details

  • Manufacturer Part Number:

    OPA4191IPWT

  • 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

  • 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 Current-Max (IIO):

    0.00002 µA

  • Input Offset Voltage-Max:

    25 µV

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    5 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:

    4

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP14,.25

  • 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:

    5.5 V/us

  • Supply Current-Max:

    0.8 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:

    4.4 mm

OPA4191IPWT Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and to keep the input and output traces as short as possible. Additionally, it's recommended to use a common-mode choke or a ferrite bead to filter out high-frequency noise.
  • To ensure stability, it's recommended to use a compensation capacitor (Cc) between the output and the inverting input pins. The value of Cc depends on the gain and bandwidth requirements, but a good starting point is 10-22pF. Additionally, it's recommended to use a low-ESR capacitor for the power supply decoupling.
  • The OPA4191IPWT can drive a maximum capacitive load of 1nF. Exceeding this limit may cause oscillations or instability. If a larger capacitive load is required, it's recommended to use a buffer stage or an isolation amplifier.
  • The OPA4191IPWT has an internal input protection diode, but it's still recommended to use external protection diodes or a voltage limiter to prevent input voltages exceeding the maximum rating. Additionally, it's recommended to use a series resistor to limit the input current.
  • The thermal shutdown temperature of OPA4191IPWT is typically around 150°C. When the junction temperature exceeds this limit, the device will shut down to prevent damage. It's recommended to ensure good thermal design and heat sinking to prevent overheating.

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OPA4191IPWT 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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