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LTC7810HLXE#PBF - Analog Devices

Description: n Wide VIN Range: 4.5V to 140V (150V Abs Max) n Wide Output Voltage Range: 1V ≤ VOUT ≤ 60V n Low Operating IQ: 16μA (48VIN to 12VOUT and 3.3VOUT) n Adjustable Gate Drive Level Up to 10V n Optional Spread Spectrum Operation n Very Low Dropout: 100% Duty Cycle Operation n Low IQ in Dropout: 78µA (One Channel On) n RSENSE or Inductor DCR Current Sensing n Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise n Phase-Lockable Frequency (75kHz to 720kHz) n Programma

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LTC7810HLXE#PBF - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - LXE Package 48-Lead Plastic Exposed Pad LQFP (7mm × 7mm)
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LTC7810HLXE#PBF - Analog Devices  - 3D model - Quad Flat Packages - LXE Package 48-Lead Plastic Exposed Pad LQFP (7mm × 7mm)
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LTC7810HLXE#PBF Details

  • Manufacturer Part Number:

    LTC7810HLXE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LQFP-48

  • Pin Count:

    48

  • Manufacturer Package Code:

    05-08-1832

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2018-02-08

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    140 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQFP-G48

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    60 V

  • Output Voltage-Min:

    1 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HLFQFP

  • Package Equivalence Code:

    HQFP48,.35SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, HEAT SINK/SLUG, LOW PROFILE, FINE PITCH

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.6 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    780 kHz

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    7 mm

LTC7810HLXE#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that the LTC7810 can handle is 40V, but it's recommended to keep it below 36V for reliable operation.
  • The inductor value depends on the input voltage, output voltage, and switching frequency. A good starting point is to use the inductor value recommended in the datasheet, and then adjust based on the specific application requirements.
  • The SYNC pin allows the user to synchronize the switching frequency of the LTC7810 with an external clock signal. This can be useful in noise-sensitive applications where frequency synchronization is required.
  • To ensure stability, make sure to follow the recommended component values and layout guidelines in the datasheet. Additionally, use a stable input voltage, and consider adding a capacitor in parallel with the output capacitor to improve transient response.
  • The maximum output current that the LTC7810 can deliver is 10A, but this depends on the input voltage, output voltage, and thermal conditions. Be sure to check the thermal derating curves in the datasheet to ensure reliable operation.

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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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