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LTC2928CUHF#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC2928CUHF#PBF - Power Supply Sequencer and Supervisor, Active-Low Reset, 4-Monitors, 2.9V-16.5Vin, QFN-38

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PCB Footprints
LTC2928CUHF#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 38-Lead Plastic QFN (5mm × 7mm)
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3D Models
LTC2928CUHF#PBF - Analog Devices  - 3D model - Quad Flat No-Lead - 38-Lead Plastic QFN (5mm × 7mm)
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LTC2928CUHF#PBF Details

  • Manufacturer Part Number:

    LTC2928CUHF#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    5 X 7 MM, LEAD FREE, PLASTIC, MO-220WHKD, QFN-38

  • Pin Count:

    38

  • Manufacturer Package Code:

    05-08-1701

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    SEATED HT-CALCULATED

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    POWER SEQUENCER

  • Control Mode:

    VOLTAGE-MODE

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    2.9 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    R-PQCC-N38

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    4

  • Number of Functions:

    1

  • Number of Outputs:

    4

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC38,.2X.28,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Protections:

    OUTPUT OVER VOLTAGE; INPUT UNDER VOLTAGE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max (Vsup):

    6 V

  • Supply Voltage-Min (Vsup):

    2.9 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Threshold Voltage-Nom:

    +0.5V

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

    30

  • Width:

    5 mm

LTC2928CUHF#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2928CUHF involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended PCB layout, use a low-ESR output capacitor, and add a small ceramic capacitor (e.g., 10nF) between the VOUT and GND pins. Also, ensure that the input voltage is within the recommended range and the output current is within the specified limit.
  • The maximum input voltage that can be applied to the LTC2928CUHF is 6V. Exceeding this voltage may damage the device. It's recommended to add input voltage protection, such as a voltage clamp or a TVS diode, to prevent overvoltage conditions.
  • The LTC2928CUHF is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the output current and voltage according to the temperature derating curve provided in the datasheet.
  • The output voltage of the LTC2928CUHF can be calculated using the following formula: VOUT = (R1/R2) * (VIN - VREF), where R1 and R2 are the resistors in the feedback network, VIN is the input voltage, and VREF is the internal reference voltage (1.2V).

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LTC2928CUHF#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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