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OPA1637DGKT - Texas Instruments

Description: Audio Amplifiers High-fidelity, high-voltage (36-V), low-noise (3.7-nV/rtHz) Burr-Brown audio fully-differential amp 8-VSSOP -40 to 125

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OPA1637DGKT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK  (S-PDSO-G8)
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OPA1637DGKT - Texas Instruments  - 3D model - Small Outline Packages - DGK  (S-PDSO-G8)
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OPA1637DGKT Details

  • Manufacturer Part Number:

    OPA1637DGKT

  • 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:

    2020-06-04

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.002 µA

  • Bias Current-Max (IIB) @25C:

    0.002 µA

  • Common-mode Reject Ratio-Min:

    126 dB

  • Common-mode Reject Ratio-Nom:

    140 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.001 µA

  • Input Offset Voltage-Max:

    200 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    2

  • Neg Supply Voltage Limit-Max:

    -20 V

  • Neg Supply Voltage-Nom (Vsup):

    -2.5 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 Equivalence Code:

    TSSOP8,.20

  • 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:

    15 V/us

  • Supply Current-Max:

    1.2 mA

  • Supply Voltage Limit-Max:

    20 V

  • Supply Voltage-Nom (Vsup):

    2.5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • 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:

    7000

  • Voltage Gain-Min:

    562341.325

  • Wideband:

    NO

  • Width:

    3 mm

OPA1637DGKT Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet, which includes guidelines for component placement, trace routing, and grounding. Additionally, it's essential to follow good PCB design practices, such as using a solid ground plane, minimizing trace lengths, and avoiding noise coupling.
  • The choice of gain resistors depends on the desired gain, bandwidth, and noise requirements. TI provides a gain resistor calculator tool to help with this. Additionally, consider the resistor's tolerance, temperature coefficient, and power rating to ensure optimal performance.
  • The maximum power dissipation of the OPA1637DGKT 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. However, it's essential to calculate the power dissipation based on the specific application and ensure the device operates within the recommended temperature range.
  • Yes, the OPA1637DGKT can be used as a unity-gain buffer. However, it's essential to ensure that the input impedance is matched to the source impedance, and the output impedance is low enough to drive the load. Additionally, consider the noise and distortion requirements of your application.
  • To filter out noise and interference, consider adding bypass capacitors to the power supply pins, using a low-pass filter at the input, and shielding the circuit from electromagnetic interference (EMI). Additionally, ensure that the PCB layout is designed to minimize noise coupling and radiation.

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OPA1637DGKT 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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