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LT1245CS8#PBF - Analog Devices

Description: Linear Technology LT1245CS8#PBF, PWM Controller 500 kHz 5V, 8-Pin SOIC

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LT1245CS8#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT1245CS8#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S8 Package 8-Lead Plastic Small Outline (Narrow .150 Inch)
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LT1245CS8#PBF - Analog Devices - 3D model - Small Outline Packages - S8 Package 8-Lead Plastic Small Outline (Narrow .150 Inch)
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LT1245CS8#PBF Details

  • Manufacturer Part Number:

    LT1245CS8#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, PLASTIC, SO-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1610 (S8)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    25 V

  • Input Voltage-Min:

    8.2 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    100 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    5.075 V

  • Output Voltage-Min:

    4.925 V

  • Output Voltage-Nom:

    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):

    10 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    500 kHz

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

LT1245CS8#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1245CS8 involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, it's essential to follow the recommended PCB layout, use the correct output capacitor value and type, and ensure that the input and output impedance are matched. Additionally, adding a small capacitor (e.g., 10nF) between the output and ground can help prevent oscillations.
  • The maximum power dissipation of the LT1245CS8 is dependent on the package type and the ambient temperature. For the SO-8 package, the maximum power dissipation is approximately 1.4W. To calculate the power dissipation, use the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current.
  • The LT1245CS8 is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's essential to consider the device's thermal characteristics and ensure proper heat sinking and cooling in high-temperature applications.
  • To protect the LT1245CS8 from input voltage transients and overvoltage, use a voltage clamp or a transient voltage suppressor (TVS) diode at the input. Additionally, consider adding a fuse or a current limiter to prevent overcurrent conditions.

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LT1245CS8#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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For a full list of alternate parts for LT1245CS8#PBF, check out Findchips.com