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BQ29412DCTRG4 - Texas Instruments

Description: Battery Management Secondary Over Vltg Protection

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BQ29412DCTRG4 - Texas Instruments - PCB symbol
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BQ29412DCTRG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DCT0008A
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BQ29412DCTRG4 - Texas Instruments - 3D model - Small Outline Packages - DCT0008A
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BQ29412DCTRG4 Details

  • Manufacturer Part Number:

    BQ29412DCTRG4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    MSOP

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    1

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    SECONDARY BATTERY PROTECTOR

  • Input Voltage-Max:

    25 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • 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:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    2.8 mm

BQ29412DCTRG4 Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate layer for the high-current path is recommended. Keep the high-current path as short as possible and use wide traces (at least 1 oz copper) to minimize resistance and inductance.
  • The sense resistor value depends on the maximum current and voltage of your application. Use the formula Rsense = (Vfs / Imax) to calculate the sense resistor value, where Vfs is the full-scale voltage (typically 50 mV) and Imax is the maximum current.
  • The EN (enable) pin is used to turn the device on or off. Connect EN to a logic high (e.g., VCC) to enable the device, or connect it to a logic low (e.g., GND) to disable it. You can also use the EN pin to implement a low-power shutdown mode.
  • The BQ29412DCTRG4 has built-in OCP and OVP features. For OCP, set the sense resistor value to trigger the OCP threshold (typically 150% of Imax). For OVP, set the voltage threshold using the VSET pin and the internal voltage reference.
  • Use a low-ESR ceramic capacitor (e.g., X5R or X7R) with a value of at least 10 μF and a voltage rating of 2x the input voltage. This ensures stable operation and minimizes voltage ripple.

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BQ29412DCTRG4 Overview

Use the download button to access the BQ29412DCTRG4 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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BQ29412DCTRG4 Alternates

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Part Image BQ29412DCTT Texas Instruments

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Part Image BQ29412DCTR Texas Instruments

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