Details

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BUY FFPF20UP30DNTU https://www.utsource.net/itm/p/12536144.html

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Input Voltage	VIN	4.5	-	20	V
Output Voltage	VOUT	-	3.3	3.3	V	Fixed
Output Current	IOUT	-	-	2	A
Efficiency	η	-	90	-	%
Switching Frequency	fSW	-	2.1	-	MHz
Quiescent Current	IQ	-	10	-	μA
Dropout Voltage	VDROPOUT	-	1.2	-	V
Load Regulation	ΔVOUT/ΔIOUT	-	1	-	mV/A
Line Regulation	ΔVOUT/ΔVIN	-	0.1	-	%/V
Ripple Rejection	RR	-	60	-	dB	@ 1kHz
Operating Temperature	TOPR	-40	-	125	°C
Storage Temperature	TSTG	-65	-	150	°C
Package Type	-	-	DFN	-	-	3x3mm
Pin Count	-	-	8	-	-

Instructions for Use:

1. Input Voltage (VIN):

   • Ensure the input voltage is within the range of 4.5V to 20V.
   • Avoid exceeding the maximum input voltage to prevent damage to the device.

2. Output Voltage (VOUT):

   • The output voltage is fixed at 3.3V. No external resistors are required for voltage adjustment.

3. Output Current (IOUT):

   • The maximum continuous output current is 2A. Ensure the load does not exceed this limit to avoid overheating or damage.

4. Efficiency (η):

   • The typical efficiency is 90%. Optimize the circuit design to achieve the best performance.

5. Switching Frequency (fSW):

   • The switching frequency is typically 2.1MHz. This helps in reducing the size of external components like inductors and capacitors.

6. Quiescent Current (IQ):

   • The quiescent current is typically 10μA. This low current draw makes the device suitable for battery-powered applications.

7. Dropout Voltage (VDROPOUT):

   • The dropout voltage is typically 1.2V. Ensure the input voltage is at least 1.2V higher than the output voltage to maintain regulation.

8. Load Regulation (ΔVOUT/ΔIOUT):

   • The load regulation is typically 1mV/A. This indicates how much the output voltage changes with varying load currents.

9. Line Regulation (ΔVOUT/ΔVIN):

   • The line regulation is typically 0.1%/V. This indicates how much the output voltage changes with varying input voltages.

10. Ripple Rejection (RR):

    • The ripple rejection is typically 60dB at 1kHz. This helps in filtering out input voltage ripple and noise.

11. Operating Temperature (TOPR):

    • The operating temperature range is from -40°C to 125°C. Ensure the device is used within this range to avoid thermal stress.

12. Storage Temperature (TSTG):

    • The storage temperature range is from -65°C to 150°C. Store the device in a dry, cool place to prevent damage.

13. Package Type:

    • The device comes in a DFN package with dimensions of 3x3mm and 8 pins. Follow the recommended PCB layout and soldering guidelines for reliable assembly.

14. PCB Layout:

    • Place the input and output capacitors as close as possible to the device to minimize parasitic inductance.
    • Use wide traces for power paths to reduce resistance and heat generation.
    • Ensure proper grounding and thermal management to dissipate heat effectively.

15. Soldering:

    • Use a reflow soldering process with a temperature profile suitable for the DFN package.
    • Avoid excessive heat and mechanical stress during soldering to prevent damage to the device.

16. Testing:

    • After assembly, test the device under various conditions to ensure it meets the specified parameters and operates correctly.

By following these instructions, you can ensure optimal performance and reliability of the FFPF20UP30DNTU in your application.

(For reference only)