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NCP161ASN330T1G - 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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PCB Footprints
NCP161ASN330T1G - onsemi PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - SOT−23, 5 Lead
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NCP161ASN330T1G - onsemi  - 3D model - SOT23 (5-Pin) - SOT−23, 5 Lead
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NCP161ASN330T1G Details

  • Manufacturer Part Number:

    NCP161ASN330T1G

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23-5

  • Manufacturer Package Code:

    527AH

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    10 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    7.1

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.305 V

  • Dropout Voltage1-Nom:

    0.225 V

  • Input Voltage Absolute-Max:

    6 V

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Line Regulation-Max:

    0.000792%

  • Load Regulation-Max:

    1.18536%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.45 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:

    TSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Technology:

    PMOS

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    2%

  • Width:

    1.6 mm

NCP161ASN330T1G Frequently Asked Questions (FAQs)

  • A good PCB layout for the NCP161ASN330T1G should include a solid ground plane, wide power traces, and a thermal relief pattern under the device to facilitate heat dissipation. A minimum of 2oz copper thickness is recommended.
  • To ensure reliable start-up, ensure that the input voltage is within the specified range, the output voltage is set correctly, and the soft-start capacitor is properly sized. Also, ensure that the input voltage rises monotonically during start-up.
  • The maximum allowed output capacitance for stability is dependent on the specific application and output voltage. As a general guideline, the output capacitance should be limited to 10uF or less to ensure stability. However, it's recommended to consult with onsemi's application engineers for specific guidance.
  • The NCP161ASN330T1G has built-in OCP and SCP features. To handle these events, ensure that the OCP threshold is set correctly, and the SCP response time is adjusted according to the application requirements. Additionally, consider adding external protection components, such as fuses or PTCs, for added protection.
  • A recommended input filter design for EMI compliance includes a pi-filter configuration with a common-mode choke, X-capacitors, and Y-capacitors. The specific component values and layout should be optimized for the target application and regulatory requirements.

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