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LTC3856EFE#PBF - Analog Devices

Description: Switching Voltage Regulators 2-Phase Synchronous Step-Down DC/DC Controller with Diffamp

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LTC3856EFE#PBF - Analog Devices - PCB symbol
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LTC3856EFE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE Package 38-Lead Plastic TSSOP (4.4mm)
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LTC3856EFE#PBF - Analog Devices - 3D model - Small Outline Packages - FE Package 38-Lead Plastic TSSOP (4.4mm)
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LTC3856EFE#PBF Details

  • Manufacturer Part Number:

    LTC3856EFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4.4 MM, LEAD FREE, PLASTIC, TSSOP-38

  • Pin Count:

    38

  • Manufacturer Package Code:

    05-08-1772

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    ALSO OPERATES AS LDO REGULATOR, OPERATES IN ADJUSTABLE MODE FROM 0.6 TO 5V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    BURST MODE

  • Input Voltage-Max:

    38 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G38

  • JESD-609 Code:

    e3

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    85 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    5 V

  • Output Voltage-Min:

    0.6 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    PHASE-SHIFT

  • Switching Frequency-Max:

    850 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

LTC3856EFE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3856EFE involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. Additionally, it's recommended to use a separate analog ground plane and to keep the analog and digital grounds separate.
  • The selection of input and output capacitors for the LTC3856EFE depends on the specific application requirements. In general, low-ESR capacitors with a high ripple current rating are recommended. The input capacitor should be at least 10uF, and the output capacitor should be at least 22uF. The capacitor values can be adjusted based on the output voltage and current requirements.
  • The maximum ambient temperature range for the LTC3856EFE is -40°C to 125°C. However, the device can operate up to 150°C with derating. It's recommended to check the thermal performance of the device in the specific application to ensure reliable operation.
  • The LTC3856EFE has a built-in overcurrent protection feature that can be enabled by connecting the OCP pin to a resistor divider network. The resistor values can be calculated based on the desired overcurrent threshold. Additionally, an external current sense resistor can be used to monitor the output current and implement overcurrent protection.
  • Yes, the LTC3856EFE is suitable for high-reliability and automotive applications. It's manufactured using a high-reliability process and is qualified to the AEC-Q100 standard for automotive applications. However, it's recommended to check the specific requirements of the application and ensure that the device meets those requirements.

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LTC3856EFE#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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