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BU4818G-TR - ROHM Semiconductor

Description: Supervisory Circuits CMOS Voltage Detector;1.8V

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PCB Footprints
BU4818G-TR - ROHM Semiconductor PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - BU4818G-TR
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3D Models
BU4818G-TR - ROHM Semiconductor  - 3D model - SOT23 (5-Pin) - BU4818G-TR
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BU4818G-TR Details

  • Manufacturer Part Number:

    BU4818G-TR

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Part Package Code:

    SSOP

  • Package Description:

    ROHS COMPLIANT, SSOP-5

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    ROHM Semiconductor

  • YTEOL:

    1

  • Additional Feature:

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

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    VOLTAGE DETECTOR

  • JESD-30 Code:

    R-PDSO-G5

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -25 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.25 mm

  • Supply Voltage-Min (Vsup):

    0.9 V

  • Supply Voltage-Nom (Vsup):

    2.4 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +1.8V

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

    10

  • Width:

    1.6 mm

BU4818G-TR Frequently Asked Questions (FAQs)

  • A good PCB layout for the BU4818G-TR involves placing the device close to the power source, using a solid ground plane, and keeping the input and output traces short and separate to minimize EMI.
  • To ensure the BU4818G-TR operates within its SOA, monitor the device's junction temperature, output current, and input voltage to prevent overheating, overcurrent, and overvoltage conditions.
  • A low-ESR ceramic capacitor with a value of 10uF to 22uF is recommended for the input of the BU4818G-TR to filter out noise and ensure stable operation.
  • While the BU4818G-TR is rated for operation up to 105°C, it's essential to consider the device's power dissipation and thermal resistance when operating in high-temperature environments to prevent overheating.
  • To troubleshoot issues with the BU4818G-TR, check the input voltage, output current, and PCB layout for any errors or inconsistencies. Also, verify that the device is operating within its SOA and that the thermal design is adequate.

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BU4818G-TR Overview

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Part Image BU4818G ROHM Semiconductor

Voltage Detector, Fixed, 1 Channel, +1.8V, CMOS, PDSO5