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LT8705AEFE#PBF - Analog Devices

Description: 80V VIN and VOUT Synchronous 4-Switch Buck-Boost DC/DC Controller

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LT8705AEFE#PBF - Analog Devices - PCB symbol
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LT8705AEFE#PBF - Analog Devices PCB footprint - Other - Other - L286510+1
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LT8705AEFE#PBF Details

  • Manufacturer Part Number:

    LT8705AEFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TSSOP-38/31

  • Pin Count:

    31

  • Manufacturer Package Code:

    05-08-1865

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    BURST MODE

  • Input Voltage-Max:

    80 V

  • Input Voltage-Min:

    2.8 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G31

  • JESD-609 Code:

    e3

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    31

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    80 V

  • Output Voltage-Min:

    1.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP31/38,.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    400 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Width:

    4.4 mm

LT8705AEFE#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that the LT8705AEFE#PBF can handle is 80V, but it's recommended to operate within the specified input voltage range of 4.5V to 60V for optimal performance and reliability.
  • To ensure the stability of the output voltage, make sure to follow the recommended layout and component selection guidelines in the datasheet, and use a sufficient output capacitor with a low ESR (Equivalent Series Resistance) to minimize output voltage ripple and oscillations.
  • The maximum output current that the LT8705AEFE#PBF can deliver is 5A, but it's recommended to operate within the specified output current range of 0A to 3A for optimal performance and reliability.
  • The output voltage of the LT8705AEFE#PBF can be programmed using the FB (Feedback) pin and an external resistor divider network. The output voltage can be calculated using the formula: VOUT = 0.8V x (R1 + R2) / R2, where R1 and R2 are the resistors in the divider network.
  • The EN (Enable) pin on the LT8705AEFE#PBF is used to enable or disable the device. When the EN pin is pulled high, the device is enabled and operates normally. When the EN pin is pulled low, the device is disabled and enters a low-power shutdown mode.

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LT8705AEFE#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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