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LP3910SQ-AN/NOPB - Texas Instruments

Description: Power Management IC (PMIC) for Hard Drive Based Portable Media Players

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LP3910SQ-AN/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LP3910SQ-AN/NOPB - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - NJV0048A
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LP3910SQ-AN/NOPB - Texas Instruments - 3D model - Quad Flat No-Lead - NJV0048A
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LP3910SQ-AN/NOPB Details

  • Manufacturer Part Number:

    LP3910SQ-AN/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    INTEGRATED POWER MANAGEMENT UNIT

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    2.5 V

  • JESD-30 Code:

    S-XQCC-N48

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    7

  • Number of Functions:

    1

  • Number of Outputs:

    4

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    3.3 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC48,.24SQ,16

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Switching Frequency-Max:

    2000 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

  • Threshold Voltage-Nom:

    +1.9V

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

    30

  • Width:

    6 mm

LP3910SQ-AN/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 2-layer or 4-layer PCB with a solid ground plane on the bottom layer to improve thermal performance. Additionally, it's recommended to use thermal vias to connect the exposed pad to the ground plane.
  • The LP3910SQ-AN/NOPB has a power-on reset (POR) circuit that ensures the device is properly powered up and configured during startup. However, it's recommended to add an external capacitor between the VIN pin and GND to filter out any noise or voltage droops during startup.
  • The LP3910SQ-AN/NOPB can drive a maximum capacitive load of 10nF. Exceeding this limit may cause instability or oscillations in the output voltage.
  • To troubleshoot issues with the device not regulating the output voltage properly, check the input voltage, output voltage, and feedback voltage using an oscilloscope or multimeter. Ensure that the feedback pin is properly connected to the output voltage and that the output voltage is within the specified range.
  • Texas Instruments recommends using a 10uF to 22uF ceramic or electrolytic capacitor with a low ESR (Equivalent Series Resistance) value for the input capacitor. This helps to filter out noise and ripple on the input voltage.

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LP3910SQ-AN/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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