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LT1248CS#TRPBF - Analog Devices

Description: Power Factor Correction - PFC Pwr Factor Correction Controller

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LT1248CS#TRPBF - Analog Devices - PCB symbol
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LT1248CS#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)_2022
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LT1248CS#TRPBF - Analog Devices - 3D model - Small Outline Packages - S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)_2022
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LT1248CS#TRPBF Details

  • Manufacturer Part Number:

    LT1248CS#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, PLASTIC, SOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1610 (S16)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    POWER FACTOR CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    25 V

  • Input Voltage-Min:

    11.5 V

  • Input Voltage-Nom:

    18 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    9.906 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    100 °C

  • Output Current-Max:

    1.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.752 mm

  • Supply Current-Max (Isup):

    12 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    300 kHz

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.899 mm

LT1248CS#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1248CS involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a low-ESR capacitor for the output filter capacitor.
  • To ensure stability in high-gain configurations, it's essential to follow the recommended compensation network values and layout guidelines. Additionally, using a low-ESR output capacitor and a high-quality input capacitor can help improve stability.
  • The maximum power dissipation of the LT1248CS is dependent on the package type and the ambient temperature. The maximum power dissipation can be calculated using the formula: Pd = (VIN - VOUT) x IOUT. It's essential to ensure that the device does not exceed the maximum power dissipation to prevent overheating.
  • The LT1248CS is rated for operation up to 125°C, but the device's performance and reliability may degrade at high temperatures. It's essential to derate the device's power dissipation and ensure proper thermal management to prevent overheating.
  • To troubleshoot oscillations or instability issues, check the PCB layout for any signs of resonance or noise coupling. Ensure that the input and output capacitors are of high quality and properly placed. Also, verify that the compensation network values are correct and that the device is not overheating.

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LT1248CS#TRPBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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