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LTC2937CUHE#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC2937CUHE#PBF - Volt Supervisor, 4.5V-16.5Vsupp., 1.2V threshold/35 µs delay, Active-High reset, QFN-28

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LTC2937CUHE#PBF - Analog Devices - PCB symbol
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LTC2937CUHE#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UHE Package 28-Lead Plastic QFN (5mm × 6mm)-1
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LTC2937CUHE#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UHE Package 28-Lead Plastic QFN (5mm × 6mm)-1
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LTC2937CUHE#PBF Details

  • Manufacturer Part Number:

    LTC2937CUHE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1932

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    THRESHOLD VOLTAGE= 1.2V

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    POWER SEQUENCER

  • JESD-30 Code:

    R-PQCC-N28

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    6

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28,.20X.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    3 mA

  • Supply Voltage-Max (Vsup):

    16.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    12 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:

    +1.2V

  • Width:

    5 mm

LTC2937CUHE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2937 involves keeping the power and ground planes separate, using a solid ground plane under the device, and minimizing the length of the traces between the device and the capacitors. Additionally, it's recommended to use a 4-layer board with a dedicated power plane and a dedicated ground plane.
  • To ensure the accuracy of the voltage monitoring function, it's essential to use high-precision resistors for the voltage divider network, and to minimize the noise and interference on the voltage sense lines. Additionally, the voltage sense lines should be routed away from noisy signals and should not be shared with other signals.
  • The maximum capacitance value that can be used with the LTC2937 depends on the specific application and the desired response time. However, as a general rule, it's recommended to use capacitors with a value between 10nF and 100nF. Larger capacitance values can cause the device to oscillate or become unstable.
  • To handle the inrush current during startup with the LTC2937, it's recommended to use a soft-start circuit or a current-limiting resistor in series with the input capacitor. This helps to limit the inrush current and prevent the device from drawing excessive current during startup.
  • The recommended operating temperature range for the LTC2937 is -40°C to 125°C. However, the device can operate up to 150°C with reduced performance and reliability. It's essential to ensure that the device is operated within the recommended temperature range to ensure optimal performance and reliability.

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LTC2937CUHE#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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Part Image LTC2937CUHE#PBF Linear Technology

POWER SEQUENCER, Adjustable, 6 Channel, +1.2V, CMOS, PQCC28