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BQ29411DCT3R - Texas Instruments

Description: Battery Management Secondary Over Vltg Protection

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BQ29411DCT3R - Texas Instruments - PCB symbol
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BQ29411DCT3R - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DCT0008A
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BQ29411DCT3R - Texas Instruments - 3D model - Small Outline Packages - DCT0008A
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BQ29411DCT3R Details

  • Manufacturer Part Number:

    BQ29411DCT3R

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    MSOP

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    1

  • Additional Feature:

    Battery over-voltage protection(Min/Max)(V) : 4.375 and 4.425

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    SECONDARY BATTERY PROTECTOR

  • Input Voltage-Max:

    25 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e6

  • Length:

    2.95 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    110 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.3 mm

  • Supply Voltage-Max (Vsup):

    25 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    14 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Bismuth (Sn/Bi)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    2.8 mm

BQ29411DCT3R Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate layer for the high-current path is recommended. The device should be placed near the battery, and the high-current path should be as short as possible.
  • The sense resistor value depends on the maximum current and voltage of the application. A higher sense resistor value provides better accuracy but increases power loss. A good starting point is to use the recommended value in the datasheet and adjust based on the specific application requirements.
  • The EN pin is an active-high enable input that allows the device to be turned on and off. It can be connected to a microcontroller or a switch to control the device's operation. When EN is high, the device is enabled, and when EN is low, the device is disabled.
  • The BQ29411DCT3R has a built-in overcurrent protection feature that limits the output current to a safe level. The device will automatically limit the current to the programmed value when an overcurrent condition is detected. The device will also latch off if the overcurrent condition persists for a certain period.
  • A 1-10uF ceramic capacitor is recommended for the VCC pin to filter out noise and provide a stable voltage supply to the device. This capacitor helps to ensure the device operates reliably and accurately.

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BQ29411DCT3R Overview

Use the download button to access the BQ29411DCT3R schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like BQ294, or try a keyword search, such as Power Management Circuits

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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