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LTC2945CMS-1#PBF - Analog Devices

Description: Current & Power Monitors & Regulators Wide Range I2C Power Monitor (/SDAO)

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LTC2945CMS-1#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS Package 12-Lead Plastic MSOP
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LTC2945CMS-1#PBF - Analog Devices  - 3D model - Small Outline Packages - MS Package 12-Lead Plastic MSOP
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LTC2945CMS-1#PBF Details

  • Manufacturer Part Number:

    LTC2945CMS-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    05-08-1668

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY PROTECTOR

  • JESD-30 Code:

    R-PDSO-G12

  • JESD-609 Code:

    e3

  • Length:

    4.039 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP12,.19

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Supply Voltage-Max (Vsup):

    80 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LTC2945CMS-1#PBF Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate analog ground plane is recommended. Keep the analog and digital grounds separate and connect them at a single point. Use a star-grounding configuration to minimize noise and ensure accurate measurements.
  • Calibration involves applying a known current to the sense resistor and adjusting the offset and gain registers to match the expected values. Use the datasheet's calibration procedure and formulas to calculate the offset and gain coefficients.
  • The maximum sense resistor value is limited by the device's maximum input voltage and current range. Typically, a sense resistor value between 1mΩ and 100mΩ is recommended, but the exact value depends on the specific application and current measurement range.
  • Yes, the LTC2945CMS-1#PBF can measure both positive and negative currents. The device has a differential input stage that can measure currents in both directions, making it suitable for applications with bidirectional current flow.
  • To ensure EMC, use a shielded enclosure, keep the device away from high-frequency sources, and use a common-mode choke or ferrite bead to filter out high-frequency noise. Also, follow proper PCB layout and grounding practices to minimize radiated emissions.

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LTC2945CMS-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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