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LME49740MA - Texas Instruments

Description: TEXAS INSTRUMENTS - LME49740MA - Audio Power Amplifier, 4 Channel, ± 2.5V to ± 17V, SOIC, 14 Pins

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LME49740MA - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G14)
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LME49740MA - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G14)
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LME49740MA Details

  • Manufacturer Part Number:

    LME49740MA

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-14

  • Pin Count:

    14

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.072 µA

  • Bias Current-Max (IIB) @25C:

    0.072 µA

  • Common-mode Reject Ratio-Min:

    110 dB

  • Common-mode Reject Ratio-Nom:

    120 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    700 µV

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    8.64 mm

  • Low-Bias:

    NO

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    4

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Min:

    15 V/us

  • Slew Rate-Nom:

    20 V/us

  • Supply Current-Max:

    20 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    40

  • Unity Gain BW-Nom:

    55000

  • Voltage Gain-Min:

    1778279.41

  • Wideband:

    NO

  • Width:

    3.91 mm

LME49740MA Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended layout and PCB design guide in their application note SLAA402A, which includes guidelines for component placement, routing, and grounding to minimize noise and ensure optimal performance.
  • To avoid overheating, ensure that the output current is limited to the recommended maximum value, and provide adequate heat sinking and thermal management. The datasheet provides thermal resistance values to help with thermal design.
  • The recommended input capacitance is 10nF to 100nF, and the recommended output capacitance is 10nF to 1uF. However, the optimal capacitance values may vary depending on the specific application and frequency range.
  • To ensure stability, follow the recommended layout and PCB design guidelines, and use a compensation capacitor (if necessary) as described in the datasheet. Additionally, ensure that the gain and phase margins are sufficient, and that the op-amp is not operated beyond its recommended frequency range.
  • The LME49740MA has a human body model (HBM) ESD protection level of 2kV, and a charged device model (CDM) ESD protection level of 1kV.

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LME49740MA 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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