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75NF20

Specifications

SKU: 1432226

BUY 75NF20 https://www.utsource.net/itm/p/1432226.html

Parameter Symbol Min Typ Max Unit Description
Input Voltage VIN 4.5 - 28 V Operating input voltage range
Output Voltage VOUT 1.2 - 13 V Adjustable output voltage
Output Current IOUT - 20 - A Maximum continuous output current
Quiescent Current IQ - 1.5 - mA Quiescent current at no load
Dropout Voltage VDROPOUT - 1.2 - V Dropout voltage at full load
Efficiency η - 92 - % Typical efficiency at full load
Switching Frequency fSW - 600 - kHz Switching frequency
Operating Temperature Toper -40 - 125 °C Operating temperature range
Storage Temperature Tstg -65 - 150 °C Storage temperature range
Package - - - - TO-220 Package type

Instructions for Use:

  1. Input Connection:

    • Connect the input voltage (VIN) to the positive terminal of the power supply.
    • Ensure the input voltage is within the specified range (4.5V to 28V).
  2. Output Configuration:

    • Adjust the output voltage (VOUT) using the external resistor network according to the datasheet formula.
    • Ensure the output voltage is within the specified range (1.2V to 13V).
  3. Output Load:

    • The maximum continuous output current (IOUT) is 20A. Ensure the load does not exceed this limit to avoid damage.
  4. Thermal Management:

    • The device operates efficiently up to 125°C. Use a heatsink if necessary to maintain the operating temperature within the safe range.
    • Ensure proper ventilation and cooling, especially under high load conditions.
  5. Quiescent Current:

    • The quiescent current (IQ) is typically 1.5mA at no load. This should be considered in low-power applications.
  6. Dropout Voltage:

    • The dropout voltage (VDROPOUT) is 1.2V at full load. Ensure the input voltage is sufficiently higher than the output voltage to maintain regulation.
  7. Efficiency:

    • The typical efficiency (η) is 92% at full load. Monitor the efficiency in your specific application to optimize performance.
  8. Switching Frequency:

    • The switching frequency (fSW) is 600kHz. This affects the size of external components like inductors and capacitors.
  9. Temperature Considerations:

    • The operating temperature range (Toper) is from -40°C to 125°C. Store the device within the storage temperature range (-65°C to 150°C).
  10. Package Type:

    • The 75NF20 is available in a TO-220 package. Ensure proper handling and mounting to avoid mechanical stress and damage.
(For reference only)

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