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MC33375ST-3.3T3G - onsemi

Description: Internal Current and Thermal Limiting; Low Input-to-Output Voltage Differential of 25 mV at IO = 10 mA, and 260 mV at IO = 300 mA; Logic Level ON/OFF Control; Low Quiescent Current (0.3 mA in OFF mode; 125 mA in ON mode); Stable with Output Capacitance of only 0.33 mF for 2.5 V Output Voltage; Extremely Tight Line and Load Regulation

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PCB Footprints
MC33375ST-3.3T3G - onsemi PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - SOT−223 (TO−261) CASE 318E−04 ISSUE R
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MC33375ST-3.3T3G - onsemi  - 3D model - SOT223 (3-Pin) - SOT−223 (TO−261) CASE 318E−04 ISSUE R
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MC33375ST-3.3T3G Details

  • Manufacturer Part Number:

    MC33375ST-3.3T3G

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-223 (TO-261) 4 LEAD

  • Pin Count:

    4

  • Manufacturer Package Code:

    0.0318

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    9 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    6.7

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.4 V

  • Dropout Voltage1-Nom:

    0.26 V

  • Input Voltage Absolute-Max:

    13 V

  • Input Voltage-Max:

    12 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max:

    0.01%

  • Load Regulation-Max:

    0.025%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    150 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    0.25 A

  • Output Voltage1-Max:

    3.366 V

  • Output Voltage1-Min:

    3.234 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOT-223

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    2%

  • Width:

    3.5 mm

MC33375ST-3.3T3G Frequently Asked Questions (FAQs)

  • A good PCB layout for the MC33375ST-3.3T3G should include a solid ground plane, wide power traces, and thermal vias to dissipate heat. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure a stable and accurate output voltage, make sure to decouple the input and output with ceramic capacitors, use a low-ESR output capacitor, and minimize the loop area of the feedback network. Also, ensure the feedback resistors are of high precision and low tolerance.
  • Although the datasheet specifies a maximum input voltage of 15V, it's recommended to limit the input voltage to 12V to ensure reliable operation and minimize the risk of damage.
  • Implement overcurrent protection using a fuse or a current-sensing resistor, and consider adding thermal monitoring and shutdown circuitry to prevent overheating. Also, ensure good airflow and a heat sink if necessary.
  • While the device is rated for operation up to 125°C, it's essential to consider the junction temperature and ensure the device is properly cooled. Derate the output current and consider using a heat sink or thermal interface material to maintain a safe junction temperature.

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MC33375ST-3.3T3G Overview

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