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LM4890M/NOPB - Texas Instruments

Description: Audio power amplifier,LM4890M SOIC8

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LM4890M/NOPB Details

  • Manufacturer Part Number:

    LM4890M/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Bandwidth-Nom:

    20 kHz

  • Consumer IC Type:

    AUDIO AMPLIFIER

  • Harmonic Distortion:

    2%

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.902 mm

  • Moisture Sensitivity Level:

    1

  • Noise Figure-Nom:

    93 dB

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Power-Nom:

    1.2 W

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.753 mm

  • Supply Current-Max:

    10 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.2 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

LM4890M/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM4890M/NOPB involves keeping the audio signal traces away from the power supply and ground planes, using a star-grounding configuration, and placing the device close to the power supply decoupling capacitors.
  • To ensure the LM4890M/NOPB operates within its recommended operating conditions, make sure to provide a stable power supply voltage between 4.5V and 5.5V, keep the ambient temperature between -40°C and 85°C, and avoid exceeding the maximum junction temperature of 150°C.
  • The recommended input and output coupling capacitor value for the LM4890M/NOPB is typically in the range of 1uF to 10uF, depending on the specific application and frequency response requirements.
  • To reduce noise and distortion in the LM4890M/NOPB audio amplifier, use a high-quality power supply with low ripple, keep the input and output traces short and shielded, and use a low-noise, high-PSRR voltage regulator.
  • The maximum power dissipation of the LM4890M/NOPB is 1.4W, and it is recommended to keep the device junction temperature below 150°C to ensure reliable operation.

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LM4890M/NOPB 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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