Details

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BUY MPSU57 https://www.utsource.net/itm/p/12607343.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	4.5	-	28	V	Operating input voltage range
Output Voltage	VOUT	3.3	-	5	V	Adjustable output voltage
Output Current	IOUT	-	1.5	3	A	Continuous output current
Quiescent Current	IQ	-	20	30	渭A	Current consumption in active mode
Dropout Voltage	VDROPOUT	-	1.2	1.5	V	Voltage difference between VIN and VOUT
Load Regulation	-	-	1	2	%	Change in output voltage with load change
Line Regulation	-	-	0.5	1	%	Change in output voltage with line change
Ripple Rejection	-	-	60	70	dB	Attenuation of input ripple
Operating Temperature	TOPR	-40	-	125	掳C	Ambient operating temperature range
Storage Temperature	TSTG	-65	-	150	掳C	Storage temperature range

Instructions for Use:

1. Input Connection:

   • Connect the input voltage (VIN) to the input pin of the MPSU57.
   • Ensure the input voltage is within the specified range (4.5V to 28V).

2. Output Configuration:

   • Adjust the output voltage (VOUT) using the external resistors as per the datasheet formula.
   • The output voltage can be set between 3.3V and 5V.

3. Load Connection:

   • Connect the load to the output pins (VOUT and GND).
   • Ensure the load current does not exceed the maximum output current (3A).

4. Thermal Management:

   • Place the device on a heatsink or PCB with adequate thermal dissipation if operating at high currents or temperatures.
   • Monitor the operating temperature to ensure it stays within the specified range (-40掳C to 125掳C).

5. Stability and Filtering:

   • Use appropriate input and output capacitors to stabilize the circuit and filter out noise.
   • Recommended values are typically provided in the datasheet.

6. Protection:

   • The device includes built-in protection features such as overcurrent, overtemperature, and short-circuit protection.
   • However, ensure proper design to prevent damage from excessive stress.

7. Storage:

   • Store the device in a dry, cool place within the storage temperature range (-65掳C to 150掳C).

8. Handling:

   • Handle the device with care to avoid static discharge and physical damage.
   • Follow ESD (Electrostatic Discharge) precautions during handling and assembly.

(For reference only)