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LM5021-1QDGKRQ1 - Texas Instruments

Description: AC-DC Current Mode PWM Controller

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LM5021-1QDGKRQ1 - Texas Instruments - PCB symbol
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PCB Footprints
LM5021-1QDGKRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK (S-PDSO-G8)
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LM5021-1QDGKRQ1 - Texas Instruments - 3D model - Small Outline Packages - DGK (S-PDSO-G8)
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LM5021-1QDGKRQ1 Details

  • Manufacturer Part Number:

    LM5021-1QDGKRQ1

  • 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

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    30 V

  • Input Voltage-Min:

    8 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LM5021-1QDGKRQ1 Frequently Asked Questions (FAQs)

  • A good PCB layout for the LM5021-1QDGKRQ1 involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, ensure that the output capacitor has a low ESR, the input capacitor is properly sized, and the feedback resistors are chosen to provide a stable gain. Additionally, ensure that the device is operated within its recommended operating conditions and that the input voltage is within the specified range.
  • The maximum ambient temperature range for the LM5021-1QDGKRQ1 is -40°C to 125°C. However, the device can operate up to 150°C with derating.
  • Yes, the LM5021-1QDGKRQ1 is suitable for high-reliability applications. It is manufactured using a high-reliability process and is screened to ensure that it meets the requirements of the automotive and industrial markets.
  • To troubleshoot issues with the LM5021-1QDGKRQ1, start by checking the input voltage, output voltage, and feedback resistors. Ensure that the device is operated within its recommended operating conditions and that the PCB layout is correct. Use an oscilloscope to check for oscillations or other anomalies.

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LM5021-1QDGKRQ1 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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