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BD4933G-TR - ROHM Semiconductor

Description: ROHM - BD4933G-TR - Standard Voltage Detector, CMOS, 3.3 Vreset, 0.95V-10Vin, SOT-23-5

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Symbol
BD4933G-TR - ROHM Semiconductor - PCB symbol
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PCB Footprints
BD4933G-TR - ROHM Semiconductor PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - SSOP5
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3D Models
BD4933G-TR - ROHM Semiconductor - 3D model - SOT23 (5-Pin) - SSOP5
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BD4933G-TR Details

  • Manufacturer Part Number:

    BD4933G-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:

    9 Weeks

  • Manufacturer:

    ROHM Semiconductor

  • YTEOL:

    1

  • Additional Feature:

    BAT BUP SW:N;MNL RST:N;OV DET:N;PW FL IP:N;PW FL IO:N;PW FL OP:N;PRG RST DLY:N;UV DET:N;WD:N;WWD:N

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    VOLTAGE DETECTOR

  • JESD-30 Code:

    R-PDSO-G5

  • Length:

    2.9 mm

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °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

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.25 mm

  • Supply Current-Max (Isup):

    0.0024 mA

  • Supply Voltage-Max (Vsup):

    10 V

  • Supply Voltage-Min (Vsup):

    0.95 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +3.3V

  • Width:

    1.6 mm

BD4933G-TR Frequently Asked Questions (FAQs)

  • A good PCB layout for the BD4933G-TR should include a large copper area for heat dissipation, with multiple vias connecting the top and bottom layers to reduce thermal resistance. A minimum of 2oz copper thickness is recommended.
  • To ensure stable operation with a high-ESR output capacitor, it's recommended to add a 1-2nF ceramic capacitor in parallel with the output capacitor to reduce the overall ESR. Additionally, the output capacitor should be placed as close to the IC as possible.
  • The maximum allowed voltage on the EN pin is 6V. Exceeding this voltage may damage the internal circuitry. It's recommended to use a voltage divider or a level shifter if the control signal is higher than 6V.
  • While the BD4933G-TR is rated for operation up to 125°C, it's essential to consider the derating curves for output current and voltage regulator stability at high temperatures. Ensure that the device is properly heatsinked and the thermal design is optimized for the specific application.
  • To troubleshoot oscillations or instability issues, check the PCB layout for any signs of resonance or noise coupling. Ensure that the input and output capacitors are properly selected and placed. Also, verify that the feedback network is correctly designed and implemented.

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BD4933G-TR Overview

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