Part Image

OPA891DR - Texas Instruments

Description: Standard Amplifier 1 Circuit Push-Pull 8-SOIC

Download OPA891DR Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
OPA891DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - 8-pin SOIC
click to zoom
3D Models
OPA891DR - Texas Instruments  - 3D model - Small Outline Packages - 8-pin SOIC
click to zoom

OPA891DR Details

  • Manufacturer Part Number:

    OPA891DR

  • 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):

    33 µA

  • Bias Current-Max (IIB) @25C:

    20 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    106 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    1000 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.905 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18.5 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUT LINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Nom:

    105 V/us

  • Supply Current-Max:

    11 mA

  • Supply Voltage Limit-Max:

    18.5 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    180000

  • Voltage Gain-Min:

    39810.72

  • Wideband:

    YES

  • Width:

    3.895 mm

OPA891DR Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a layout that minimizes parasitic inductance and capacitance, keeps the input and output traces short and away from each other, and uses a solid ground plane to reduce noise and improve stability.
  • The output capacitor should be chosen based on the desired closed-loop bandwidth and stability. A general rule of thumb is to use a capacitor with a value between 10nF to 100nF, and a voltage rating that exceeds the maximum output voltage of the op-amp.
  • The maximum power dissipation of OPA891DR is dependent on the ambient temperature and the thermal resistance of the package. According to the datasheet, the maximum power dissipation is 1.4W at 25°C, but this can be derated to 0.7W at 85°C.
  • Yes, OPA891DR is rated for operation up to 125°C, but the maximum power dissipation and junction temperature should be considered to ensure reliable operation. It's recommended to consult the datasheet and perform thermal analysis to ensure the device operates within its specifications.
  • To reduce noise and oscillations, use a low-noise power supply, decouple the power pins with capacitors, use a solid ground plane, and minimize the length of input and output traces. Additionally, consider adding a noise filter or a ferrite bead to the output stage.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

OPA891DR Overview

Use the download button to access the OPA891DR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like OPA89, or try a keyword search, such as Operational Amplifiers

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.

Parts related to OPA891DR

Showing 0 results