MC33035DWR2G

MC33035DWR2G


Specifications
SKU
12375385
Details

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Below is the parameter table and instructions for the MC33035DWR2G:

MC33035DWR2G Parameter Table

Parameter Symbol Min Typ Max Unit
Input Voltage ( V_ ) 6.0 - 40.0 V
Output Voltage (Nominal) ( V_ ) 5.0 - 5.0 V
Output Current (Maximum) ( I_ ) - 1.5 2.0 A
Efficiency ( eta ) - 85 - %
Switching Frequency ( f_ ) - 150 - kHz
Dropout Voltage ( V_ ) - 1.0 2.0 V
Quiescent Current ( I_ ) - 10 20 mA
Load Regulation ( Delta V_ / Delta I_ ) - 0.5 - %/A
Line Regulation ( Delta V_ / Delta V_ ) - 0.1 - %/V
Operating Temperature Range ( T_ ) -40 - 125 °C
Storage Temperature Range ( T_ ) -65 - 150 °C

MC33035DWR2G Instructions

  1. Input Voltage:

    • Ensure the input voltage ( V_ ) is within the range of 6.0V to 40.0V.
    • Do not exceed the maximum input voltage to avoid damage to the device.
  2. Output Voltage:

    • The nominal output voltage ( V_ ) is 5.0V. Use appropriate feedback components to maintain this output voltage.
  3. Output Current:

    • The device can provide a maximum output current of 2.0A. For continuous operation, do not exceed the typical output current of 1.5A to ensure reliable performance.
  4. Efficiency:

    • The efficiency of the device is typically 85%. Ensure proper heat dissipation to maintain this efficiency, especially under high load conditions.
  5. Switching Frequency:

    • The switching frequency is typically 150kHz. This value can be adjusted using external components if necessary.
  6. Dropout Voltage:

    • The dropout voltage is between 1.0V and 2.0V. Ensure that the input voltage is at least 1.0V to 2.0V higher than the output voltage to maintain regulation.
  7. Quiescent Current:

    • The quiescent current is typically 10mA and can go up to 20mA. This should be considered in low-power applications.
  8. Load Regulation:

    • The load regulation is 0.5% per ampere. This means the output voltage will change by 0.5% for every 1A change in load current.
  9. Line Regulation:

    • The line regulation is 0.1% per volt. This means the output voltage will change by 0.1% for every 1V change in input voltage.
  10. Operating Temperature:

    • The operating temperature range is from -40°C to 125°C. Ensure the device is used within this range to avoid thermal stress and potential failure.
  11. Storage Temperature:

    • The storage temperature range is from -65°C to 150°C. Store the device in a dry and temperature-controlled environment to prevent damage.
  12. PCB Layout:

    • Use a well-designed PCB layout with short traces for power and ground connections to minimize noise and improve stability.
    • Place decoupling capacitors close to the device to filter out high-frequency noise.
  13. Thermal Management:

    • Ensure adequate heat sinking or cooling is provided, especially for high current applications, to keep the junction temperature within safe limits.
  14. Component Selection:

    • Choose external components such as inductors, capacitors, and resistors according to the datasheet recommendations to ensure optimal performance.
  15. Safety Precautions:

    • Follow all safety guidelines and precautions when handling and testing the device to prevent electrical shock and damage to the device.

For more detailed information, refer to the official datasheet and application notes provided by the manufacturer.

(For reference only)

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