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LM4861M/NOPB - Texas Instruments

Description: Boomer Series: 1.1W Audio Amplifier with Shutdown Mode

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LM4861M/NOPB Details

  • Manufacturer Part Number:

    LM4861M/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

  • Gain:

    26 dB

  • Harmonic Distortion:

    1%

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • 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:

    1.6 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:

    1.75 mm

  • Supply Current-Max:

    10 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • 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

LM4861M/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments recommends using a 10uF capacitor in parallel with a 0.1uF capacitor between the power supply pins (VIN and GND) to ensure stable operation.
  • The gain of the LM4861M can be optimized by adjusting the values of the input resistors (Ri) and feedback resistors (Rf) according to the desired gain and input impedance requirements.
  • The maximum power dissipation of the LM4861M is dependent on the ambient temperature and the thermal resistance of the package. According to the datasheet, the maximum power dissipation is 2.5W at 25°C ambient temperature.
  • Yes, the LM4861M can be used in a bridged configuration to increase the output power. However, this requires careful consideration of the output stage and power supply design to ensure stable operation.
  • To protect the LM4861M from overheating, ensure proper heat sinking, use a thermal interface material, and consider adding thermal monitoring and shutdown circuitry to prevent damage from excessive temperatures.

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LM4861M/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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Part Image LM4861MX Texas Instruments

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Part Image LM4861M National Semiconductor Corporation

Audio Amplifier, 1.1W, 1 Channel(s), 1 Func, CMOS, PDSO8

Part Image LM4861M/NOPB National Semiconductor Corporation

Audio Amplifier, 1.1W, 1 Channel(s), 1 Func, CMOS, PDSO8

Part Image LM4861MX National Semiconductor Corporation

Audio Amplifier, 1.1W, 1 Channel(s), 1 Func, PDSO8

Part Image LM4861MX/NOPB National Semiconductor Corporation

Audio Amplifier, 1.1W, 1 Channel(s), 1 Func, PDSO8

For a full list of alternate parts for LM4861M/NOPB, check out Findchips.com