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TL3844BP - Texas Instruments

Description: High-Performance Current-Mode PWM Controller

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TL3844BP - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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TL3844BP - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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TL3844BP Details

  • Manufacturer Part Number:

    TL3844BP

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    DIP

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    4

  • 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

  • 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:

    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

TL3844BP Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for TL3844BP 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 TL3844BP can handle is 3A. However, this value can be limited by the thermal dissipation of the package and the input voltage.
  • To ensure stability in the TL3844BP regulator, it is recommended to use a minimum output capacitor of 10uF, and to keep the input capacitor close to the regulator. Additionally, the output voltage should be decoupled with a capacitor of at least 1uF.
  • Yes, TL3844BP can operate in high-temperature environments up to 125°C. However, the maximum junction temperature should not exceed 150°C, and the device should be derated for temperatures above 85°C.

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TL3844BP 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 TL2844BPE4 Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8