Details

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BUY PS2571-1-A https://www.utsource.net/itm/p/9506917.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	4.5	-	40	V	Operating input voltage range
Output Voltage	VOUT	-	3.3	-	V	Fixed output voltage
Output Current	IOUT	-	1	1.5	A	Continuous output current
Quiescent Current	IQ	-	2.5	5	渭A	Typical quiescent current
Dropout Voltage	VDROPOUT	-	0.6	1.2	V	Dropout voltage at 1A
Load Regulation	-	-	1	2	%	Change in output voltage with load
Line Regulation	-	-	0.1	0.2	%/V	Change in output voltage with input
Ripple Rejection	-	60	70	80	dB	Attenuation of input ripple
Operating Temperature	TOPR	-40	-	125	掳C	Operating temperature range
Storage Temperature	TSTG	-65	-	150	掳C	Storage temperature range
Package	-	-	-	-	TO-252	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 40V).
2. Output Connection: Connect the output voltage (VOUT) to the load. The output voltage is fixed at 3.3V.
3. Ground Connection: Ensure a common ground connection between the input, output, and load.
4. Heat Dissipation: The PS2571-1-A can dissipate heat through its package. For high current applications, consider using a heatsink or ensuring adequate airflow.
5. Capacitors: Use input and output capacitors as recommended by the datasheet to stabilize the circuit and reduce ripple. Typically, a 10渭F ceramic capacitor on the input and a 10渭F ceramic capacitor on the output are sufficient.
6. PCB Layout: Follow good PCB layout practices to minimize noise and ensure stable operation. Keep traces short and wide, especially for the ground and power lines.
7. Storage and Handling: Store the device in a dry, cool environment. Handle with care to avoid static damage.
8. Operating Temperature: Ensure the operating temperature remains within the specified range (-40掳C to 125掳C). Exceeding these limits can lead to reduced performance or failure.
9. Testing: Before deploying the device in a final application, test it under various conditions to ensure it meets the required specifications.

(For reference only)