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TL2844DR-8 - Texas Instruments

Description: Current-Mode PWM Controller

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TL2844DR-8 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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TL2844DR-8 Details

  • Manufacturer Part Number:

    TL2844DR-8

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    30 V

  • Input Voltage-Min:

    12 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    5.05 V

  • Output Voltage-Min:

    4.95 V

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    30 mA

  • Supply Voltage-Max (Vsup):

    30 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    500 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

TL2844DR-8 Frequently Asked Questions (FAQs)

  • It is recommended to follow a star-grounding configuration, keeping the analog and digital grounds separate, and placing the TL2844DR-8 close to the power source. Additionally, ensure that the input and output traces are routed away from each other to minimize noise coupling.
  • The output capacitor value depends on the desired output voltage ripple and transient response. A general rule of thumb is to use a capacitor with a value between 10uF to 22uF, with a voltage rating of at least 1.5 times the output voltage. However, it's recommended to consult the datasheet and application notes for specific guidance.
  • The TL2844DR-8 can handle input voltages up to 18V, but it's recommended to operate within the specified input voltage range of 7V to 15V for optimal performance and reliability.
  • Ensure good airflow around the device, and consider using a heat sink if the device is expected to operate at high temperatures or with high output currents. Monitor the device's junction temperature (TJ) and ensure it stays within the specified range of -40°C to 125°C.
  • Yes, the TL2844DR-8 is qualified for automotive and high-reliability applications. However, it's essential to consult the device's AEC-Q100 qualification and follow the recommended design and testing guidelines to ensure compliance with the specific application requirements.

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TL2844DR-8 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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