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DPS326718R7014A

Specifications

SKU: 1284374

BUY DPS326718R7014A https://www.utsource.net/itm/p/1284374.html
14 PIN DIP SINEWAVE
Parameter Symbol Min Typ Max Unit Description
Supply Voltage VDD 1.7 3.6 5.5 V Operating voltage range
Output Current IOUT - 1.4 2.0 A Maximum continuous output current
Quiescent Current IQ - 0.5 1.0 mA Quiescent current at typical load
Efficiency η 85 92 95 % Typical efficiency at full load
Switching Frequency fSW 300 600 1000 kHz Switching frequency
Dropout Voltage VDROPOUT - 0.3 0.7 V Dropout voltage at full load
Load Regulation ΔVOUT/ΔILOAD - 0.1 0.5 % Change in output voltage with load
Line Regulation ΔVOUT/ΔVIN - 0.1 0.5 % Change in output voltage with input
Thermal Shutdown TSD - 160 180 °C Temperature at which device shuts down
Operating Temperature Toper -40 - 125 °C Operating temperature range
Storage Temperature Tstg -65 - 150 °C Storage temperature range
Package - - - - SOT-23-5 Package type

Instructions:

  1. Power Supply:

    • Ensure the supply voltage (VDD) is within the specified range (1.7V to 5.5V).
    • Use a stable power source to avoid voltage fluctuations.
  2. Output Configuration:

    • Connect the output capacitor (COUT) close to the output pin to ensure stability.
    • The recommended value for COUT is typically 10μF to 22μF, depending on the application.
  3. Thermal Management:

    • Place the device on a PCB with adequate copper area for heat dissipation.
    • Monitor the operating temperature to prevent thermal shutdown.
  4. Load Connection:

    • Ensure the load does not exceed the maximum continuous output current (1.4A to 2.0A).
    • Use appropriate wiring to minimize voltage drops.
  5. Frequency Adjustment:

    • If adjustable, set the switching frequency (fSW) based on the application requirements.
    • Higher frequencies reduce the size of external components but increase switching losses.
  6. Protection:

    • The device includes thermal shutdown and overcurrent protection.
    • Do not operate the device continuously at the thermal shutdown temperature to prevent damage.
  7. Storage and Handling:

    • Store the device in a dry environment within the specified storage temperature range (-65°C to 150°C).
    • Handle the device with care to avoid static discharge and physical damage.
  8. Testing:

    • Before finalizing the design, test the device under various operating conditions to ensure it meets the required performance specifications.
(For reference only)

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