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TL3843DR - Texas Instruments

Description: Current-Mode PWM Controller

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TL3843DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (-R-PDSO-G14)
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TL3843DR - Texas Instruments  - 3D model - Small Outline Packages - D (-R-PDSO-G14)
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TL3843DR Details

  • Manufacturer Part Number:

    TL3843DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • 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-G14

  • JESD-609 Code:

    e4

  • Length:

    8.65 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • 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:

    SOP14,.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:

    500 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

TL3843DR Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for TL3843DR is 8.5V to 40V. However, it can operate up to 45V with reduced performance.
  • The output capacitor should be chosen based on the output voltage, output current, and ripple requirements. A general rule of thumb is to use a capacitor with a value of 10uF to 100uF, with a voltage rating of at least 1.5 times the output voltage.
  • The maximum output current that TL3843DR can handle is 3A. However, the actual output current may be limited by the input voltage, output voltage, and thermal considerations.
  • To ensure stability in the TL3843DR regulator, it is recommended to use a minimum output capacitor of 10uF, and to ensure that the output capacitor is placed close to the regulator. Additionally, the input capacitor should be chosen to ensure that the input voltage is stable and free of noise.
  • Yes, TL3843DR can operate in high-temperature environments up to 125°C. However, the device's performance and reliability may be affected at high temperatures, and the output current may need to be derated.

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TL3843DR 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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Part Image TL2843DRG4 Texas Instruments

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