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XCL221B181ER-G - Torex

Description: Switching Voltage Regulators 0.5A Inductor Built-in Step-Down micro DC/DC Converters

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XCL221B181ER-G - Torex - PCB symbol
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PCB Footprints
XCL221B181ER-G - Torex PCB footprint - Other - Other - CL-2025-02
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3D Models
XCL221B181ER-G - Torex - 3D model - Other - CL-2025-02
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XCL221B181ER-G Details

  • Manufacturer Part Number:

    XCL221B181ER-G

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Torex Semiconductor LTD

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-N6

  • Length:

    2.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.5 A

  • Output Voltage-Max:

    1.836 V

  • Output Voltage-Min:

    1.764 V

  • Output Voltage-Nom:

    1.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSON

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.04 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1200 kHz

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL SILVER GOLD

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.55 mm

  • Terminal Position:

    DUAL

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

    10

  • Width:

    2 mm

XCL221B181ER-G Frequently Asked Questions (FAQs)

  • A good PCB layout for XCL221B181ER-G involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF, and to keep the equivalent series resistance (ESR) of the output capacitor below 1 ohm. Additionally, the input voltage should be stable and within the recommended range.
  • The maximum ambient temperature range for XCL221B181ER-G is -40°C to 85°C. However, the device can operate up to 125°C junction temperature, but the ambient temperature should be derated accordingly.
  • Yes, XCL221B181ER-G is suitable for high-reliability applications. It has a high MTBF (Mean Time Between Failures) and is designed to meet the requirements of automotive and industrial applications.
  • To protect XCL221B181ER-G from overvoltage and undervoltage conditions, it is recommended to use a voltage supervisor or a reset IC to monitor the input voltage and reset the system if it falls outside the recommended range.

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XCL221B181ER-G Overview

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