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LM43603QPWPRQ1 - Texas Instruments

Description: Automotive Qualified SIMPLE SWITCHER® 3.5V to 36V, 3A Synchronous Step-Down Voltage Converter

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PCB Footprints
LM43603QPWPRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP0016G2021
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LM43603QPWPRQ1 - Texas Instruments  - 3D model - Small Outline Packages - PWP0016G2021
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LM43603QPWPRQ1 Details

  • Manufacturer Part Number:

    LM43603QPWPRQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    TSSOP

  • Pin Count:

    16

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    3.9

  • Additional Feature:

    ALSO OPERATES IN PFM CONTROL TECHNIQUE; ADJUSTABLE OUTPUT MODE FROM 1 TO 28V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    3.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Output Voltage-Max:

    28 V

  • Output Voltage-Min:

    1 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2200 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LM43603QPWPRQ1 Frequently Asked Questions (FAQs)

  • The maximum input voltage that the LM43603QPWPRQ1 can handle is 42V. However, it's recommended to operate the device within the recommended input voltage range of 4.5V to 36V for optimal performance and reliability.
  • To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines provided in the datasheet. Additionally, make sure to use a suitable output capacitor with a low equivalent series resistance (ESR) and a sufficient capacitance value to maintain stability.
  • The maximum output current that the LM43603QPWPRQ1 can deliver is 3A. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations.
  • The LM43603QPWPRQ1 has built-in overcurrent protection (OCP) and thermal shutdown (TSD) features to protect the device from damage. However, it's still essential to follow proper PCB design and layout guidelines, and to ensure adequate heat sinking and airflow to prevent overheating.
  • The LM43603QPWPRQ1 is rated for operation up to 125°C junction temperature. However, the device's performance and reliability may degrade at high temperatures. It's essential to follow the recommended operating conditions and to ensure adequate heat sinking and airflow to prevent overheating.

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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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