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LM4838MTEX/NOPB - Texas Instruments

Description: Stereo 2W Audio Power Amplifiers with DC Volume Control and Selectable Gain

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LM4838MTEX/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM4838MTEX/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP0028A
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LM4838MTEX/NOPB - Texas Instruments - 3D model - Small Outline Packages - PWP0028A
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LM4838MTEX/NOPB Details

  • Manufacturer Part Number:

    LM4838MTEX/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • Pin Count:

    28

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Channel Separation:

    65 dB

  • Consumer IC Type:

    VOLUME CONTROL CIRCUIT

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e3

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    1

  • Noise Figure-Nom:

    93 dB

  • Number of Bands:

    1

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Power-Nom:

    2.5 W

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP28,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max:

    30 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LM4838MTEX/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM4838MTEX/NOPB involves keeping the input and output traces short and wide, using a solid ground plane, and placing the decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the output capacitor is properly sized and placed close to the device. A minimum output capacitance of 10uF is recommended.
  • The maximum input voltage that the LM4838MTEX/NOPB can handle is 12V. Exceeding this voltage may damage the device.
  • The LM4838MTEX/NOPB is rated for operation up to 85°C. However, the device's performance and reliability may degrade at higher temperatures. It's recommended to derate the device's performance and consider using a heat sink if operating in high-temperature environments.
  • To troubleshoot issues with the LM4838MTEX/NOPB, start by checking the input voltage, output voltage, and current. Verify that the device is properly soldered and that the PCB layout is correct. Use an oscilloscope to check for oscillations or noise on the output. Consult the datasheet and application notes for more troubleshooting tips.

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LM4838MTEX/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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LM4838MTEX/NOPB Alternates

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For a full list of alternate parts for LM4838MTEX/NOPB, check out Findchips.com