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LT1248IS#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LT1248IS#PBF - PFC Controller IC, 11.5 V to 25 V & 8.5 mA Supply, 11.5 V Lockout, 96 % Duty Cycle, 100 kHz, SOIC-16

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LT1248IS#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT1248IS#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)
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LT1248IS#PBF - Analog Devices - 3D model - Small Outline Packages - S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)
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LT1248IS#PBF Details

  • Manufacturer Part Number:

    LT1248IS#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, PLASTIC, SO-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

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1.5 A

  • Output Voltage-Nom:

    7.5 V

  • 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:

    1.75 mm

  • Supply Current-Max (Isup):

    12 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • 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:

    3.9 mm

LT1248IS#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1248IS#PBF involves keeping the input and output traces separate, using a solid ground plane, and placing the device close to the power supply. Additionally, it's recommended to use a low-ESR capacitor for the output filter and to keep the input and output capacitors close to the device.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the output capacitor has a low ESR and is properly sized for the output voltage and current. Also, avoid using capacitors with high ESL (Equivalent Series Inductance) as they can cause oscillations.
  • The maximum ambient temperature range for the LT1248IS#PBF is -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures, so it's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
  • Yes, the LT1248IS#PBF is suitable for high-reliability and aerospace applications. It's manufactured using a high-reliability process and is screened to ensure it meets the requirements of these applications. However, it's recommended to consult with Analog Devices Inc. for specific screening and testing requirements.
  • To troubleshoot issues with the LT1248IS#PBF, start by checking the input voltage, output voltage, and output current. Verify that the component values and PCB layout meet the recommended guidelines. Use an oscilloscope to measure the output voltage and current, and check for any signs of oscillation or noise. If the issue persists, consult the datasheet and application notes for troubleshooting guides and contact Analog Devices Inc. for further support.

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LT1248IS#PBF 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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