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APW7331

Specifications

SKU: 9824180

BUY APW7331 https://www.utsource.net/itm/p/9824180.html

Parameter Symbol Conditions Min Typ Max Unit
Input Voltage VIN 2.7 5.5 V
Output Voltage VOUT Adjustable 1.23 3.3 V
Output Current IOUT Continuous 1.0 A
Quiescent Current IQ VIN = 5V 40 ΞA
Dropout Voltage VD IOUT = 300mA 300 mV
PSRR @ 1kHz 60 dB
Load Regulation 1mA to 300mA 0.1 %
Line Regulation 2.7V to 5.5V 0.05 %

Instructions for Use:

  1. Input Voltage (VIN):

    • Ensure the input voltage is within the range of 2.7V to 5.5V.
    • Avoid exceeding these limits to prevent damage to the device.
  2. Output Voltage (VOUT):

    • The output voltage can be adjusted between 1.23V and 3.3V using external resistors.
    • Use the formula provided in the datasheet to calculate resistor values for desired output voltage.
  3. Output Current (IOUT):

    • The device supports a continuous output current up to 1.0A.
    • For higher currents, consider heat dissipation or use additional cooling methods.
  4. Quiescent Current (IQ):

    • At an input voltage of 5V, the quiescent current is typically around 40ΞA.
    • This parameter affects battery life in portable applications.
  5. Dropout Voltage (VD):

    • The dropout voltage is typically 300mV at an output current of 300mA.
    • Keep this in mind when designing circuits with low headroom.
  6. Power Supply Rejection Ratio (PSRR):

    • The PSRR is 60dB at 1kHz, indicating good suppression of ripple from the input supply.
  7. Regulation:

    • Both load and line regulation are very tight, ensuring stable output voltage under varying conditions.
  8. Installation and Handling:

    • Follow standard ESD precautions during handling.
    • Ensure proper PCB layout practices to minimize noise and parasitic effects.

For detailed specifications and further instructions, refer to the official datasheet provided by the manufacturer.

(For reference only)

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