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UC3906DW - Texas Instruments

Description: UC3906DWG4, Battery Charge Controller, Lead-Acid, 40mA, 16-Pin SOIC

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UC3906DW - Texas Instruments - PCB symbol
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PCB Footprints
UC3906DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - UC3906DW_1
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3D Models
UC3906DW - Texas Instruments - 3D model - Small Outline Packages - UC3906DW_1
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UC3906DW Details

  • Manufacturer Part Number:

    UC3906DW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    1999-11-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • Input Voltage-Max:

    40 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Operating Temperature-Min:

    -20 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    40 V

  • Supply Voltage-Min (Vsup):

    5 V

  • Supply Voltage-Nom (Vsup):

    10 V

  • Surface Mount:

    YES

  • 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:

    7.5 mm

UC3906DW Frequently Asked Questions (FAQs)

  • The UC3906DW requires careful layout and placement to minimize noise and ensure proper operation. TI recommends placing the IC close to the input capacitors, using a star-ground configuration, and keeping the input and output traces separate to minimize noise coupling.
  • The UC3906DW requires low-ESR capacitors with a minimum capacitance of 10uF for the input and output. TI recommends using X5R or X7R ceramic capacitors with a voltage rating of 10V or higher. The capacitor selection should be based on the specific application's requirements and operating conditions.
  • The UC3906DW has a maximum input voltage rating of 18V. However, TI recommends operating the device within the recommended input voltage range of 7V to 15V for optimal performance and reliability.
  • The UC3906DW has an operating temperature range of -40°C to 85°C. To ensure the device operates within this range, provide adequate heat sinking, use a thermally conductive PCB material, and avoid operating the device in high-temperature environments.
  • The EN pin is an active-high enable input that allows the user to turn the device on or off. When the EN pin is high, the device is enabled, and when it's low, the device is disabled. This pin can be used to implement power-saving modes or to control the device's operation in specific applications.

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UC3906DW 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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