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UAF42AU - Texas Instruments

Description: Universal Active Filter

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PCB Footprints
UAF42AU - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0016A
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UAF42AU - Texas Instruments  - 3D model - Small Outline Packages - DW0016A
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UAF42AU Details

  • Manufacturer Part Number:

    UAF42AU

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Active Filter Type:

    CONTINUOUS TIME FILTER

  • Center or Cutoff Freq Rng-Max:

    100 kHz

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    3

  • Neg Supply Voltage-Max (Vsup):

    -18 V

  • Neg Supply Voltage-Min (Vsup):

    -6 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -25 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Poles and Zeros:

    2 AND 0

  • Qualification Status:

    Not Qualified

  • Response:

    UNIVERSAL

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max (Isup):

    7 mA

  • Supply Voltage-Max (Vsup):

    36 V

  • Supply Voltage-Min (Vsup):

    12 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Temperature Grade:

    OTHER

  • 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

  • Transfer Characteristics:

    BUTTERWORTH/BESSEL/CHEBYSHEV

  • Width:

    7.5 mm

UAF42AU Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital grounds separate and connect them at a single point. Use a ferrite bead or a 10-ohm resistor in series with the VCC pin to reduce noise.
  • Use a high-quality input capacitor (e.g., 10uF ceramic) and a low-ESR output capacitor (e.g., 22uF ceramic). Ensure the input voltage is within the recommended range (4.5V to 18V) and the output voltage is set correctly using the feedback resistors.
  • The UAF42AU can deliver up to 1A of output current, but it's recommended to limit the output current to 500mA for optimal performance and to prevent overheating.
  • Use a voltage supervisor (e.g., TLV703) to monitor the input voltage and reset the UAF42AU if it falls outside the recommended range. You can also add a voltage clamp (e.g., a zener diode) to protect the device from overvoltage conditions.
  • Use a thermal pad or a heat sink to dissipate heat. Ensure good airflow around the device and avoid blocking the airflow. You can also use thermal interface materials (e.g., thermal tape or thermal grease) to improve heat transfer.

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UAF42AU 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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