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STCMB1 - STMicroelectronics

Description: Power Factor Correction - PFC TM PFC with X-cap discharge and LLC resonant combo controller

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STCMB1 - STMicroelectronics PCB footprint - Small Outline Packages - Small Outline Packages - SO-20-w
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STCMB1 - STMicroelectronics  - 3D model - Small Outline Packages - SO-20-w
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STCMB1 Details

  • Manufacturer Part Number:

    STCMB1

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    SOIC-20

  • Manufacturer Package Code:

    SO-20

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    35 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Analog IC - Other Type:

    POWER FACTOR CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    20 V

  • Input Voltage-Min:

    10 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G20

  • Length:

    12.8 mm

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP20,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Screening Level:

    IEC 61010-1

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max (Isup):

    6 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    500 kHz

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    7.5 mm

STCMB1 Frequently Asked Questions (FAQs)

  • STMicroelectronics recommends a 2-layer PCB with a thermal pad connected to a large copper area on the bottom layer to dissipate heat efficiently.
  • Ensure proper heat sinking, use a thermal interface material (TIM) between the device and heat sink, and follow the recommended PCB layout guidelines to minimize thermal resistance.
  • The maximum allowed voltage on the input pins of STCMB1 is 5.5V, exceeding which may cause permanent damage to the device.
  • Yes, STCMB1 is suitable for battery-powered devices due to its low quiescent current (IQ) and low dropout voltage (LDO) characteristics, making it an efficient power management solution.
  • Use an oscilloscope to monitor the output voltage and current, check for proper PCB layout and thermal design, and verify that the input voltage and current are within the recommended specifications.

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STCMB1 Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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