Details

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BUY MPSU55 https://www.utsource.net/itm/p/12610317.html

Parameter	Symbol	Min	Typical	Max	Unit	Description
Input Voltage	VIN	4.5	-	40	V	Operating input voltage range
Output Voltage	VOUT	-	5.0	-	V	Regulated output voltage
Output Current	IOUT	-	500	-	mA	Maximum continuous output current
Quiescent Current	IQ	-	1.5	-	mA	Quiescent current at no load
Dropout Voltage	VDROPOUT	-	0.3	-	V	Dropout voltage at 500 mA output current
Load Regulation	-	-	0.2	-	%	Change in output voltage for 0 to 500 mA load change
Line Regulation	-	-	0.1	-	%/V	Change in output voltage for 4.5 V to 40 V input voltage change
Ripple Rejection	-	-	70	-	dB	Attenuation of input ripple at 100 Hz
Operating Temperature	TJ	-40	-	125	掳C	Junction temperature range
Storage Temperature	TSTG	-65	-	150	掳C	Storage temperature range

Instructions:

1. Input Voltage (VIN):

   • Ensure the input voltage is within the specified range of 4.5 V to 40 V.
   • Avoid connecting voltages outside this range to prevent damage to the device.

2. Output Voltage (VOUT):

   • The device provides a regulated output voltage of 5.0 V.
   • Use appropriate capacitors on the input and output to ensure stability and reduce noise.

3. Output Current (IOUT):

   • The maximum continuous output current is 500 mA.
   • For higher current requirements, consider using additional components or a different regulator.

4. Quiescent Current (IQ):

   • The quiescent current is typically 1.5 mA at no load.
   • This low quiescent current makes the device suitable for battery-powered applications.

5. Dropout Voltage (VDROPOUT):

   • The dropout voltage is typically 0.3 V at 500 mA output current.
   • Ensure the input voltage is at least 0.3 V higher than the output voltage to maintain regulation.

6. Load Regulation:

   • The load regulation is 0.2%, indicating minimal change in output voltage with varying load conditions.

7. Line Regulation:

   • The line regulation is 0.1% per volt, indicating minimal change in output voltage with varying input voltage.

8. Ripple Rejection:

   • The device provides 70 dB of ripple rejection at 100 Hz, effectively filtering out input ripple.

9. Operating Temperature (TJ):

   • The device can operate over a junction temperature range of -40掳C to 125掳C.
   • Ensure proper heat dissipation if operating near the upper limit.

10. Storage Temperature (TSTG):

    • The storage temperature range is -65掳C to 150掳C.
    • Store the device in a dry, cool environment to avoid damage.

11. Capacitor Recommendations:

    • Use a 1 渭F ceramic capacitor on the input and a 10 渭F electrolytic capacitor on the output for stability.
    • Additional capacitance may be required for specific applications to meet performance requirements.

(For reference only)