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NCP5661DTADJRKG - onsemi

Description: Ultra-Fast Transient Response (Settling Time: 1-3 µs ; Low Noise Without Bypass Capacitor (26 µVrms); Low Ground Current Independent of Load(3.0 mA Maximum); Fixed/Adjustable Output Versions; Enable Function; Error Flag (Fixed Output Version); Current Limit Protection; Thermal Protection; 0.9 V Reference Voltage for Ultra-Low Output Operation; Power Supply Rejection Ratio > 65 dB

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NCP5661DTADJRKG - onsemi PCB footprint - Other - Other - DPAK−5, CENTER LEAD CROP CASE 175AA ISSUE B
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NCP5661DTADJRKG - onsemi  - 3D model - Other - DPAK−5, CENTER LEAD CROP CASE 175AA ISSUE B
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NCP5661DTADJRKG Details

  • Manufacturer Part Number:

    NCP5661DTADJRKG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DPAK 5 Center Lead Crop

  • Package Description:

    DPAK-5

  • Pin Count:

    5

  • Manufacturer Package Code:

    175AA

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    8 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    6

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    1.3 V

  • Dropout Voltage1-Nom:

    1 V

  • JESD-30 Code:

    R-PSSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.54 mm

  • Line Regulation-Max (%/V):

    0.007

  • Load Regulation-Max(%):

    0.03%

  • 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:

    1 A

  • Output Voltage1-Max:

    7.7 V

  • Output Voltage1-Min:

    0.9 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-252

  • Package Equivalence Code:

    SMSIP5H,.37,50TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    2.38 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.14 mm

  • Terminal Position:

    SINGLE

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

    30

  • Width:

    6.095 mm

NCP5661DTADJRKG Frequently Asked Questions (FAQs)

  • A good PCB layout for the NCP5661DTADJRKG 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 stable output voltage regulation, it is essential to follow the recommended component values and PCB layout guidelines in the datasheet. Additionally, a minimum output capacitance of 10uF is recommended, and the output voltage should be decoupled with a 10nF capacitor.
  • The NCP5661DTADJRKG is rated for operation up to 125°C ambient temperature. However, for reliable operation, it is recommended to keep the ambient temperature below 105°C to ensure a junction temperature below 150°C.
  • While it is possible to use a different inductor value, it is not recommended. The recommended inductor value is carefully selected to ensure optimal performance and stability. Using a different value may affect the converter's stability, efficiency, and output voltage regulation.
  • To troubleshoot oscillations or instability issues, check the PCB layout for any signs of resonance or noise coupling. Ensure that the input and output capacitors are properly decoupled, and the inductor is properly shielded. Also, verify that the component values and PCB layout follow the recommended guidelines in the datasheet.

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