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NCP551SN33T1G

Specifications

SKU: 11249842

BUY NCP551SN33T1G https://www.utsource.net/itm/p/11249842.html

Parameter Symbol Min Typ Max Unit
Input Voltage VIN 2.7 - 5.5 V
Output Voltage VOUT 3.3 - 3.3 V
Quiescent Current IQ - 10 - μA
Dropout Voltage VDROPOUT - 280 - mV
Load Regulation - - 0.2 - %
Line Regulation - - 0.2 - %
Output Current IOUT - 300 - mA
Shutdown Current ISD - 0.1 - μA
Operating Temperature Range TOPR -40 - 125 °C
Storage Temperature Range TSTG -65 - 150 °C

Instructions for Use:

  1. Power Supply:

    • Ensure the input voltage (VIN) is within the range of 2.7V to 5.5V.
    • The output voltage (VOUT) is fixed at 3.3V.
  2. Quiescent Current:

    • The quiescent current (IQ) is typically 10μA, which helps in maintaining low power consumption.
  3. Dropout Voltage:

    • The dropout voltage (VDROPOUT) is typically 280mV, indicating the minimum difference between the input and output voltages required for proper regulation.
  4. Load Regulation:

    • The load regulation is typically 0.2%, ensuring that the output voltage remains stable under varying load conditions.
  5. Line Regulation:

    • The line regulation is also typically 0.2%, ensuring that the output voltage remains stable under varying input conditions.
  6. Output Current:

    • The device can provide up to 300mA of output current (IOUT).
  7. Shutdown Current:

    • When the device is in shutdown mode, the shutdown current (ISD) is typically 0.1μA, minimizing power consumption.
  8. Operating Temperature:

    • The operating temperature range (TOPR) is from -40°C to 125°C, making it suitable for a wide range of environmental conditions.
  9. Storage Temperature:

    • The storage temperature range (TSTG) is from -65°C to 150°C, ensuring the device can be stored in extreme temperatures without damage.
  10. PCB Layout:

    • Place the input and output capacitors as close as possible to the device to minimize noise and improve stability.
    • Use a ground plane to reduce parasitic inductance and improve thermal performance.
  11. Capacitors:

    • Use ceramic capacitors with X7R or X5R dielectric for both input and output to ensure stability and low ESR (Equivalent Series Resistance).
  12. Thermal Management:

    • Ensure adequate heat dissipation by using a heatsink or a thermal pad if the device will operate at high currents or in high-temperature environments.
  13. Handling:

    • Handle the device with care to avoid static discharge, which can damage the internal components.
    • Follow standard ESD (Electrostatic Discharge) precautions during assembly and testing.
(For reference only)

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