Details

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BUY PPC750CXRKQ5024T https://www.utsource.net/itm/p/12606312.html

Parameter	Description	Value
Part Number	Full part number	PPC750CXRKQ5024T
Type	Component Type	Power Supply Controller
Package	Package Type	QFN-24 (5x5mm)
Operating Voltage (Vcc)	Input voltage range	4.5V to 18V
Output Voltage (Vout)	Adjustable output voltage	0.6V to 5.5V
Maximum Output Current	Maximum continuous output current	3A
Switching Frequency	Fixed switching frequency	650kHz
Efficiency	Typical efficiency at full load	92%
Protection Features	Overcurrent, overvoltage, thermal shutdown	Yes
Operating Temperature Range	Ambient temperature range	-40掳C to +125掳C
Storage Temperature Range	Storage temperature range	-65掳C to +150掳C
Quiescent Current	Typical quiescent current	100渭A
Shutdown Current	Shutdown mode current	1渭A
Enable Pin	Enable control input	Logic high (Vcc) or logic low (GND)
Soft Start Time	Time to reach full output voltage	1ms to 4ms (adjustable)
Package Marking	Marking on the package	PPC750CX RKQ5024T

Instructions for Use

1. Power Supply Connection:

   • Connect the input voltage (Vcc) to the power supply input pin.
   • Ensure the input voltage is within the specified range (4.5V to 18V).

2. Output Configuration:

   • Set the output voltage (Vout) using external resistors connected to the feedback (FB) pin.
   • The output voltage can be adjusted from 0.6V to 5.5V.

3. Enable Control:

   • Use the enable (EN) pin to control the power supply operation.
   • Apply a logic high (Vcc) to turn on the power supply.
   • Apply a logic low (GND) to turn off the power supply.

4. Thermal Management:

   • Ensure proper heat dissipation by mounting the component on a heatsink or PCB with adequate copper area.
   • Monitor the operating temperature to prevent overheating.

5. Protection Circuits:

   • The device includes overcurrent, overvoltage, and thermal shutdown protection.
   • These features will automatically shut down the power supply if any fault condition is detected.

6. Soft Start:

   • The soft start feature ensures a gradual increase in output voltage to prevent inrush currents.
   • The soft start time can be adjusted using an external capacitor connected to the soft start (SS) pin.

7. Storage and Handling:

   • Store the component in a dry, cool environment within the specified storage temperature range.
   • Handle with care to avoid damage to the pins and package.

8. Mounting:

   • Solder the component to the PCB following standard reflow soldering profiles.
   • Ensure all connections are secure and free of solder bridges or shorts.

(For reference only)