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TPS84259RKGR - Texas Instruments

Description: 4.5V to 40V, 2A up to 15W Negative-Output Integrated Power Solution

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TPS84259RKGR - Texas Instruments - PCB symbol
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PCB Footprints
TPS84259RKGR - Texas Instruments PCB footprint - Other - Other - RKG (R-PB1QFN-N41)
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3D Models
TPS84259RKGR - Texas Instruments - 3D model - Other - RKG (R-PB1QFN-N41)
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TPS84259RKGR Details

  • Manufacturer Part Number:

    TPS84259RKGR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    41

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N41

  • JESD-609 Code:

    e4

  • Length:

    11 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    41

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2 A

  • Output Voltage-Max:

    -17 V

  • Output Voltage-Min:

    -3 V

  • Output Voltage-Nom:

    -5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC41,.35X.4,35

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG

  • Peak Reflow Temperature (Cel):

    250

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.9 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    INVERTER

  • Switching Frequency-Max:

    900 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.9 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    9 mm

TPS84259RKGR Frequently Asked Questions (FAQs)

  • A good PCB layout for the TPS84259RKGR involves placing the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. TI provides a recommended PCB layout in the datasheet and application notes.
  • The choice of input and output capacitors depends on the specific application requirements. TI recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and output. The capacitor selection guide in the datasheet can help with selecting the right capacitors.
  • The TPS84259RKGR is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. It's essential to consider the thermal design and heat dissipation in the system to ensure reliable operation.
  • Yes, the TPS84259RKGR is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard for automotive applications and is manufactured using a high-reliability process. However, it's essential to review the device's specifications and ensure it meets the specific requirements of the application.
  • To troubleshoot issues with the TPS84259RKGR, start by reviewing the PCB layout and ensuring it meets the recommended layout guidelines. Check the input and output voltage levels, and verify that the device is operating within its specified temperature range. Use oscilloscopes and thermal imaging cameras to identify any issues. TI also provides application notes and technical support to help with troubleshooting.

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TPS84259RKGR 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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TPS84259RKGR Alternates

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Part Image TPS84259RKGT Texas Instruments

Switching Regulator, Voltage-mode, 2A, 900kHz Switching Freq-Max, PQCC41