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LTC1778EGN#PBF - Analog Devices

Description: LTC1778EGN#PBF, DC-DC Controller, 10A, 36 V Step-Down, 1400 kHz, 16-Pin, SSOP

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LTC1778EGN#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - GN(DFN)
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LTC1778EGN#PBF Details

  • Manufacturer Part Number:

    LTC1778EGN#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, PLASTIC, SSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1641 (GN16)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    4.8895 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    2 A

  • Output Voltage-Max:

    32.4 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    2 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.899 mm

LTC1778EGN#PBF Frequently Asked Questions (FAQs)

  • The datasheet provides some guidelines, but a good rule of thumb is to keep the input and output capacitors close to the IC, use a solid ground plane, and keep the high-frequency switching components away from sensitive analog signals. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the datasheet's guidelines for component selection, especially the output capacitor and ESR. Also, ensure the feedback resistors are properly sized, and the compensation capacitor is correctly selected. A good starting point is to use the recommended component values and then adjust as needed.
  • The datasheet specifies an operating temperature range of -40°C to 125°C, but it's essential to consider the junction temperature (TJ) as well. The maximum TJ is 150°C, and the device should be derated above 85°C to ensure reliability.
  • Yes, the LTC1778EGN#PBF is suitable for high-reliability and automotive applications. It's AEC-Q100 qualified and meets the requirements for automotive systems. However, it's essential to follow the recommended design and layout guidelines to ensure the device operates within its specifications.
  • Start by checking the input voltage, output voltage, and current. Verify the component values and layout meet the datasheet's recommendations. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet's troubleshooting section or contact Analog Devices' support team.

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LTC1778EGN#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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