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LM3876T - Texas Instruments

Description: TEXAS INSTRUMENTS - LM3876T - Audio Power Amplifier, 56 W, B, 1 Channel, 24V to 84V, TO-220, 11 Pins

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LM3876T - Texas Instruments - PCB symbol
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PCB Footprints
LM3876T - Texas Instruments PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - NDJ0011B-1
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3D Models
LM3876T - Texas Instruments - 3D model - Transistor Outline, Vertical - NDJ0011B-1
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LM3876T Details

  • Manufacturer Part Number:

    LM3876T

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SFM

  • Package Description:

    PLASTIC, TO-220, 11 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Bandwidth-Nom:

    20 kHz

  • Consumer IC Type:

    AUDIO AMPLIFIER

  • Gain:

    26 dB

  • Harmonic Distortion:

    0.1%

  • JESD-30 Code:

    R-PZIP-T11

  • JESD-609 Code:

    e0

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    11

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -20 °C

  • Output Power-Nom:

    56 W

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    ZIP

  • Package Equivalence Code:

    ZIP11,.2,.17,67TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Qualification Status:

    Not Qualified

  • Supply Current-Max:

    70 mA

  • Supply Voltage-Max (Vsup):

    42 V

  • Supply Voltage-Min (Vsup):

    12 V

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    1.7 mm

  • Terminal Position:

    ZIG-ZAG

LM3876T Frequently Asked Questions (FAQs)

  • The maximum power dissipation of LM3876T is dependent on the thermal resistance of the package and the ambient temperature. According to the datasheet, the maximum power dissipation is 20W for the TO-220 package. However, it's recommended to keep the power dissipation below 15W to ensure reliable operation.
  • The choice of input and output capacitors for LM3876T depends on the operating frequency, output voltage, and current requirements. A general rule of thumb is to use low-ESR capacitors with a minimum capacitance of 10uF for the input and output. X7R or X5R ceramic capacitors are recommended for their low ESR and high reliability.
  • The minimum input voltage required for LM3876T is 7V, but it's recommended to use a minimum input voltage of 8V to ensure stable operation and to account for voltage drops in the circuit.
  • While LM3876T can deliver high currents, it's not recommended to use it as a high-current amplifier. The device is designed for audio applications and has a limited power dissipation capability. Using it as a high-current amplifier may lead to overheating and reduced reliability.
  • To protect LM3876T from overvoltage and overcurrent, it's recommended to use voltage regulators, such as the 7815 or 7915, to regulate the input voltage. Additionally, current-limiting resistors or fuses can be used to prevent overcurrent conditions.

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LM3876T Overview

Use the download button to access the LM3876T schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LM387, or try a keyword search, such as Audio/Video 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.

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