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LTC2946IMS-1#PBF - Analog Devices

Description: Wide Range I2C Power, Charge and Energy Monitor

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LTC2946IMS-1#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2946IMS-1#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS Package 16-Lead Plastic MSOP (Reference LTC DWG # 05-08-1669 Rev A)--2025
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3D Models
LTC2946IMS-1#PBF - Analog Devices - 3D model - Small Outline Packages - MS Package 16-Lead Plastic MSOP (Reference LTC DWG # 05-08-1669 Rev A)--2025
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LTC2946IMS-1#PBF Details

  • Manufacturer Part Number:

    LTC2946IMS-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    MSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1669

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    MNL RST:N;PW FL IO:N;PRG RST DLY:N;WD:N;WDO:N;WWD:N

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    VOLTAGE SUPERVISOR/RESET IC

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    4.039 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    TSSOP16,.19,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max (Isup):

    1.3 mA

  • Supply Voltage-Max (Vsup):

    100 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    48 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +1.3V

  • Width:

    3 mm

LTC2946IMS-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2946 involves keeping the high-frequency switching nodes (VIN, VOUT, and SW) away from sensitive analog nodes (SENSE+, SENSE-, and VCC). Use a solid ground plane, and keep the input and output capacitors close to the IC. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
  • Choose an inductor with a high saturation current rating, low DC resistance, and a high self-resonant frequency. The inductor value should be selected based on the output voltage, output current, and switching frequency. A good starting point is to use an inductor with a value between 1uH and 10uH. Consult the datasheet and application notes for more guidance.
  • The LTC2946 has an operating ambient temperature range of -40°C to 125°C. However, the maximum junction temperature (TJ) should not exceed 150°C. Ensure proper thermal design and heat sinking to keep the junction temperature within the specified range.
  • Yes, the LTC2946 is available in a variety of grades, including the industrial grade (I) and the automotive grade (MP). The automotive grade is AEC-Q100 qualified and meets the requirements for high-reliability applications. Consult the datasheet and Analog Devices' website for more information on the available grades and their specifications.
  • Start by checking the input voltage, output voltage, and switching frequency. Verify that the input and output capacitors are properly selected and placed. Check for proper PCB layout and thermal design. Use an oscilloscope to observe the switching node waveforms and identify any signs of oscillation or instability. Consult the datasheet, application notes, and Analog Devices' support resources for more guidance.

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LTC2946IMS-1#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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