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TL3842BP - Texas Instruments

Description: High-Performance Current-Mode PWM Controller

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TL3842BP - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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TL3842BP - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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TL3842BP Details

  • Manufacturer Part Number:

    TL3842BP

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP, DIP8,.3

  • Pin Count:

    8

  • Reach Compliance Code:

    Compliant

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • 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-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:

    SINGLE

  • 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

TL3842BP Frequently Asked Questions (FAQs)

  • The TL3842BP can handle input voltages up to 40V, but it's recommended to keep it below 35V for reliable operation.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines in the datasheet, and add a compensation capacitor (CC) between pins 5 and 4.
  • The soft-start pin (SS) allows for a controlled startup of the converter, reducing inrush current and electromagnetic interference (EMI). Connect a capacitor from SS to GND to set the soft-start time.
  • Yes, the TL3842BP can be used in a synchronous rectifier configuration, but it requires additional components and careful design to ensure proper operation.
  • The output voltage (Vout) can be calculated using the formula: Vout = (R2 / R1) * (Vref), where R1 and R2 are the feedback resistors, and Vref is the internal reference voltage (2.5V).

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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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