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TL3844PE4 - Texas Instruments

Description: TL3844PE4, PWM Current Mode Controller, 0.2 A Boost, Flyback, 500 kHz 8-Pin PDIP

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TL3844PE4 - Texas Instruments - PCB symbol
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PCB Footprints
TL3844PE4 - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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TL3844PE4 - Texas Instruments - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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TL3844PE4 Details

  • Manufacturer Part Number:

    TL3844PE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • 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-PDIP-T8

  • JESD-609 Code:

    e4

  • Length:

    9.81 mm

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    5.1 V

  • Output Voltage-Min:

    4.9 V

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max (Isup):

    30 mA

  • Supply Voltage-Max (Vsup):

    30 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    500 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

TL3844PE4 Frequently Asked Questions (FAQs)

  • A good PCB layout for TL3844PE4 involves keeping the input and output capacitors close to the IC, using a ground plane, and minimizing the length of the feedback loop. TI provides a recommended layout in their application notes and evaluation modules.
  • To ensure stability, make sure to follow the recommended component values and PCB layout. Also, ensure that the output capacitor is properly sized and the feedback loop is properly compensated. TI provides stability analysis tools and application notes to help with this.
  • The TL3844PE4 can operate up to a maximum ambient temperature of 125°C. However, the junction temperature should not exceed 150°C. It's essential to ensure proper thermal management and heat sinking to prevent overheating.
  • Yes, the TL3844PE4 is qualified for automotive and high-reliability applications. It meets the requirements of AEC-Q100 and is manufactured using automotive-grade processes. However, it's essential to follow the recommended design and testing procedures to ensure the required level of reliability.
  • To troubleshoot issues, start by checking the input and output voltages, and the feedback loop. Use an oscilloscope to check for oscillations or noise. Also, verify that the component values and PCB layout match the recommended design. TI provides troubleshooting guides and application notes to help with this.

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TL3844PE4 Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like TL384, or try a keyword search, such as Switching Regulator or Controllers

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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