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LMH6555SQE/NOPB - Texas Instruments

Description: Low Distortion 1.2 GHz Differential Driver

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PCB Footprints
LMH6555SQE/NOPB - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - WQFN - 0.8 mm max height
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LMH6555SQE/NOPB - Texas Instruments  - 3D model - Quad Flat No-Lead - WQFN - 0.8 mm max height
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LMH6555SQE/NOPB Details

  • Manufacturer Part Number:

    LMH6555SQE/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    WQFN-16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL

  • Interface IC Type:

    LINE DRIVER

  • Interface Standard:

    GENERAL PURPOSE

  • JESD-30 Code:

    S-PQCC-N16

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    3

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    2.4 V

  • Output Characteristics:

    DIFFERENTIAL

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC16,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    156 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Supply Voltage1-Max:

    3.63 V

  • Supply Voltage1-Min:

    2.97 V

  • Supply Voltage1-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

LMH6555SQE/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 4-layer PCB with a solid ground plane, and to keep the input and output traces as short as possible. Additionally, it's recommended to use a common mode choke or a ferrite bead to filter out high-frequency noise.
  • To ensure stability, make sure to follow the recommended component values and PCB layout. Additionally, it's recommended to add a 10nF to 100nF capacitor between the output and the inverting input to improve stability. Also, ensure that the gain and phase margins are sufficient by analyzing the loop gain and phase response.
  • The maximum power dissipation of the LMH6555SQE/NOPB is 1.4W. However, this can be limited by the thermal resistance of the package and the PCB. It's recommended to use a heat sink or a thermal pad to improve heat dissipation.
  • Yes, the LMH6555SQE/NOPB can be used as a unity gain buffer. However, it's recommended to add a 10kΩ to 100kΩ resistor in series with the input to improve stability and reduce the risk of oscillation.
  • To protect the LMH6555SQE/NOPB from ESD and overvoltage, it's recommended to add TVS diodes or ESD protection devices at the input and output pins. Additionally, ensure that the input and output voltage levels do not exceed the recommended maximum ratings.

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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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