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TPA3125D2N - Texas Instruments

Description: 10-W Stereo Class-D Audio Power Amplifier with SE Outputs (TPA3125)

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TPA3125D2N - Texas Instruments - PCB symbol
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PCB Footprints
TPA3125D2N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N (R-PDIP-T20)
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TPA3125D2N - Texas Instruments - 3D model - Dual-In-Line Packages - N (R-PDIP-T20)
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TPA3125D2N Details

  • Manufacturer Part Number:

    TPA3125D2N

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Bandwidth-Nom:

    22 kHz

  • Consumer IC Type:

    CLASS D AUDIO AMPLIFIER

  • Gain:

    26 dB

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e4

  • Length:

    25.4 mm

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Power-Nom:

    36 W

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max:

    30 mA

  • Supply Voltage-Max (Vsup):

    26 V

  • Supply Voltage-Min (Vsup):

    10 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

TPA3125D2N Frequently Asked Questions (FAQs)

  • TI recommends using a 10uF ceramic capacitor in parallel with a 100nF ceramic capacitor, both connected between the power supply pins (VCC and GND) and placed as close to the IC as possible.
  • Keep the power supply traces as short and wide as possible, and use a solid ground plane to reduce noise. Place the input and output capacitors close to the IC, and use a star-ground configuration to minimize ground loops.
  • The maximum power dissipation of the TPA3125D2N is 15W, but this can be increased by using a heat sink or reducing the ambient temperature.
  • Yes, the TPA3125D2N can be used in a bridged configuration to increase the output power. However, this requires careful attention to the power supply and PCB layout to avoid oscillations and noise.
  • Use a voltage regulator or a voltage supervisor IC to regulate the power supply voltage and prevent overvoltage and undervoltage conditions. You can also add a crowbar circuit to protect the IC from overvoltage conditions.

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TPA3125D2N Overview

Use the download button to access the TPA3125D2N schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like TPA31, 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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