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LM3642TLE-LT/NOPB - Texas Instruments

Description: 1.5A Synchronous Boost LED Flash Driver w/ High-Side Current

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LM3642TLE-LT/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM3642TLE-LT/NOPB - Texas Instruments PCB footprint - BGA - BGA - YZR0009_
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LM3642TLE-LT/NOPB - Texas Instruments - 3D model - BGA - YZR0009_
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LM3642TLE-LT/NOPB Details

  • Manufacturer Part Number:

    LM3642TLE-LT/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DSBGA-9

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Data Input Mode:

    SERIAL

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    R-PBGA-B9

  • JESD-609 Code:

    e1

  • Length:

    1.66 mm

  • Moisture Sensitivity Level:

    1

  • Multiplexed Display Capability:

    NO

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Segments:

    1

  • Number of Terminals:

    9

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA9,3X3,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.675 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.5 V

  • Supply Voltage-Nom:

    3.6 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    2.5 V

  • Supply Voltage1-Nom:

    3.6 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Width:

    1.61 mm

LM3642TLE-LT/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the LM3642TLE-LT/NOPB datasheet, which includes a thermal pad connected to a copper plane on the PCB to dissipate heat. Additionally, it is recommended to use a 2-layer or 4-layer PCB with a solid ground plane to reduce thermal resistance.
  • To ensure the device operates within the recommended operating conditions, it is essential to follow the guidelines provided in the datasheet. This includes operating the device within the recommended input voltage range, output voltage range, and ambient temperature range. Additionally, the device should be operated within the recommended current limits to prevent overheating.
  • The recommended input capacitor type is a ceramic capacitor with a value of 10uF to 22uF. The input capacitor should be placed as close as possible to the VIN pin to reduce noise and ripple.
  • The output voltage ripple of the LM3642TLE-LT/NOPB can be calculated using the formula provided in the datasheet. The output voltage ripple is dependent on the output capacitor value, ESR, and the switching frequency of the device.
  • The recommended output capacitor type is a ceramic capacitor or a low-ESR electrolytic capacitor with a value of 10uF to 47uF. The output capacitor should be placed as close as possible to the VOUT pin to reduce noise and ripple.

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LM3642TLE-LT/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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