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NCP161AFCS280T2G - onsemi

Description: Ultra High PSRR 98dB at 1kHz, 48dB at 100kHz; Ultra Low Output Noise 10 µVRMS; Very Low Dropout 150mV at 450mA; Operating Input Voltage Range 1.9V to 5.5V; Ultra Low Quiescent current 18 µA; Available in CSP4 0.35P and XDFN4 0.65P package; Available in industry standard TSOP5 package

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NCP161AFCS280T2G - onsemi - PCB symbol
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NCP161AFCS280T2G - onsemi PCB footprint - Other - Other - NCP161AFCS280T2G-2
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NCP161AFCS280T2G - onsemi - 3D model - Other - NCP161AFCS280T2G-2
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NCP161AFCS280T2G Details

  • Manufacturer Part Number:

    NCP161AFCS280T2G

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    WLCSP-4

  • Package Description:

    WLCSP-4

  • Manufacturer Package Code:

    567KA

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    6.8

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.29 V

  • Dropout Voltage1-Nom:

    0.175 V

  • Input Voltage Absolute-Max:

    6 V

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    3.8 V

  • JESD-30 Code:

    R-PBGA-B4

  • JESD-609 Code:

    e1

  • Length:

    0.64 mm

  • Line Regulation-Max:

    0.000952%

  • Load Regulation-Max:

    1.00576%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.45 A

  • Output Voltage1-Max:

    2.856 V

  • Output Voltage1-Min:

    2.744 V

  • Output Voltage1-Nom:

    2.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA4,2X2,14

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    0.45 mm

  • Surface Mount:

    YES

  • Technology:

    PMOS

  • Terminal Finish:

    TIN SILVER COPPER

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.35 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Voltage Tolerance-Max:

    2%

  • Width:

    0.64 mm

NCP161AFCS280T2G Frequently Asked Questions (FAQs)

  • The recommended PCB layout for optimal thermal performance involves placing the device on a 2-layer or 4-layer board with a solid ground plane, using thermal vias to connect the exposed pad to the ground plane, and keeping the surrounding area clear of other components to allow for good airflow.
  • To ensure reliable start-up, it's essential to follow the recommended start-up sequence, ensure the input voltage is within the specified range, and provide a sufficient input capacitance to handle the inrush current. Additionally, the output voltage should be monitored to ensure it reaches the desired level before enabling the load.
  • When selecting the output inductor and capacitors, consider the operating frequency, output voltage, and current ripple requirements. The inductor should have a low DC resistance and high saturation current, while the capacitors should have a low equivalent series resistance (ESR) and be rated for the expected ripple current.
  • To optimize the compensation network, follow the recommended compensation circuit topology and component values provided in the datasheet. Additionally, consider the output capacitor's ESR and the inductor's equivalent series inductance (ESL) when selecting the compensation components.
  • For high-power applications, thermal management is critical. Ensure good airflow around the device, use a heat sink if necessary, and consider using a thermal interface material (TIM) to improve heat transfer between the device and heat sink. Monitor the device's junction temperature to prevent overheating.

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NCP161AFCS280T2G Overview

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