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MC33161DG - onsemi

Description: Low Standby Current; Positive and Negative Voltage Detection; Over, Under, and Window Voltage Detection; Open Collector Outputs for Enhanced Device Flexibility; Pinned Out 2.54 V Reference with Current Limit Protection; Unique Mode Select Input Allows Channel Programming; Fully Functional at 2.0 V for Positve Voltage Sensing and 4.0 V for Negative Voltage Sensing; Pb-Free Packages are Available; NCV Version for Automotive

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MC33161DG - onsemi - PCB symbol
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PCB Footprints
MC33161DG - onsemi PCB footprint - Small Outline Packages - Small Outline Packages - SOIC-8 NB
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3D Models
MC33161DG - onsemi - 3D model - Small Outline Packages - SOIC-8 NB
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MC33161DG Details

  • Manufacturer Part Number:

    MC33161DG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC-8 Narrow Body

  • Pin Count:

    8

  • Manufacturer Package Code:

    751-07

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    onsemi

  • YTEOL:

    6

  • Additional Feature:

    MINIMUM SUPPLY NEEDED FOR NEGATIVE SENSING IS 4V

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    BIPOLAR UNDER/OVERVOLTAGE SUPERVISOR

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    0.7 mA

  • Supply Voltage-Max (Vsup):

    40 V

  • Supply Voltage-Min (Vsup):

    2 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

MC33161DG Frequently Asked Questions (FAQs)

  • A good PCB layout for the MC33161DG involves keeping the input and output traces separate, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a shielded inductor and to keep the switching node (pin 5) away from sensitive analog circuits.
  • The inductor value depends on the input voltage, output voltage, and switching frequency. A good starting point is to use the inductor value recommended in the datasheet (e.g., 10uH). Then, adjust the value based on the specific application requirements, such as output current and ripple voltage.
  • The maximum output current of the MC33161DG is 3A. However, the actual output current may be limited by the input voltage, output voltage, and inductor value. It's recommended to check the device's thermal performance and adjust the output current accordingly to avoid overheating.
  • The internal voltage reference of the MC33161DG has a tolerance of ±2%. To compensate for this tolerance, it's recommended to use an external voltage reference or to adjust the output voltage using a resistive divider network.
  • The EN pin is used to enable or disable the device. When the EN pin is high, the device is enabled, and when it's low, the device is disabled. This pin can be used to implement power sequencing, shutdown, or low-power modes in the system.

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MC33161DG Overview

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