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LT8705EFE#TRPBF - Analog Devices

Description: Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 38-TSSOP-EP

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LT8705EFE#TRPBF - Analog Devices PCB footprint - Other - Other - FE Package Package Variation: FE38 (31) 38-Lead Plastic TSSOP (4.4mm) (Reference LTC DWG # 05-08-1865 Re
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LT8705EFE#TRPBF Details

  • Manufacturer Part Number:

    LT8705EFE#TRPBF

  • 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:

    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:

    10

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 1.3V TO 80V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    80 V

  • Input Voltage-Min:

    2.8 V

  • Input Voltage-Nom:

    12 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:

    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 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

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

    30

  • Width:

    4.4 mm

LT8705EFE#TRPBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that the LT8705EFE can handle is 80V, but it's recommended to operate it 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 also consider the output capacitor's ESR and ESL values, as well as the input capacitor's selection and placement.
  • The maximum output current that the LT8705EFE can deliver is 5A, but it's recommended to operate it within the specified output current range of 0A to 3A for optimal performance and reliability.
  • To synchronize the switching frequency of multiple LT8705EFE devices, connect the SYNC pin of each device to a common clock signal, and ensure that the clock signal is within the specified frequency range of 200kHz to 400kHz.
  • The PG (Power Good) pin is an open-drain output that indicates when the output voltage is within regulation. You can use it to monitor the output voltage and implement a power-on reset or a power-fail warning in your design.

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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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