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TL3845BDR-8 - Texas Instruments

Description: High-Performance Current-Mode PWM Controller

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TL3845BDR-8 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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TL3845BDR-8 - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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TL3845BDR-8 Details

  • Manufacturer Part Number:

    TL3845BDR-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 CONTROLLER

  • 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:

    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:

    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:

    SINGLE

  • Switching Frequency-Max:

    300 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • 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

TL3845BDR-8 Frequently Asked Questions (FAQs)

  • A good PCB layout for the TL3845BDR-8 involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the feedback loop. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, a compensation network may be required to ensure stability. The datasheet provides guidance on selecting the compensation components.
  • The TL3845BDR-8 is rated for operation from -40°C to 125°C. However, the maximum ambient temperature range may be limited by the specific application and the thermal design of the system.
  • Yes, the TL3845BDR-8 is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard for automotive applications and is suitable for use in high-reliability systems.
  • To troubleshoot issues with the TL3845BDR-8, start by verifying the input voltage, output voltage, and current. Check the PCB layout and component values to ensure they match the recommended values. Use an oscilloscope to check for oscillations or noise on the output. Consult the datasheet and application notes for guidance on troubleshooting common issues.

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TL3845BDR-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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