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LTC2928IUHF#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC2928IUHF#PBF - Power Supply Sequencer and Supervisor, Active-Low Reset, 4-Monitors, 2.9V-16.5Vin, QFN-38

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PCB Footprints
LTC2928IUHF#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 38-Lead Plastic QFN (5mm × 7mm)
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LTC2928IUHF#PBF - Analog Devices  - 3D model - Quad Flat No-Lead - 38-Lead Plastic QFN (5mm × 7mm)
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LTC2928IUHF#PBF Details

  • Manufacturer Part Number:

    LTC2928IUHF#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:

    Malaysia

  • 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:

    85 °C

  • Operating Temperature-Min:

    -40 °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:

    INDUSTRIAL

  • 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

LTC2928IUHF#PBF Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the LTC2928IUHF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces to reduce noise and EMI. A 4-layer PCB with a solid ground plane is recommended.
  • To ensure proper power-up and initialization, the LTC2928IUHF requires a power-on reset (POR) circuit to ensure the internal registers are reset to their default state. A 10uF capacitor on the VCC pin and a 1kΩ resistor on the POR pin are recommended.
  • The maximum allowed voltage on the input pins of the LTC2928IUHF is 5.5V, which is the absolute maximum rating. Operating the device beyond this voltage can cause permanent damage.
  • To troubleshoot issues with the LTC2928IUHF, start by verifying the power supply voltage, checking for proper connections and soldering, and ensuring the device is properly configured. Use a logic analyzer or oscilloscope to monitor the input and output signals, and consult the datasheet and application notes for guidance.
  • The LTC2928IUHF is rated for operation from -40°C to 125°C, but the device's performance and reliability may degrade at high temperatures. Ensure proper thermal management and consider using a heat sink or thermal interface material if operating in high-temperature environments.

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LTC2928IUHF#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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