Details

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BUY MA7472 https://www.utsource.net/itm/p/12606150.html

Parameter	Description	Value	Unit
Supply Voltage	Operating voltage range	2.7 to 5.5	V
Output Current	Maximum output current	300	mA
Operating Temp	Operating temperature range	-40 to +85	掳C
Quiescent Current	Current consumption in normal operation	1.2	渭A
Dropout Voltage	Voltage difference between input and output	0.3 (at 100mA)	V
PSRR	Power supply rejection ratio at 120Hz	68	dB
Load Regulation	Change in output voltage with load	0.3	%
Line Regulation	Change in output voltage with input voltage	0.05	%

Instructions for MA7472

1. Power Supply Connection:

   • Connect the input pin to the power supply within the specified voltage range (2.7V to 5.5V).
   • Ensure the power supply is stable to avoid fluctuations that can affect performance.

2. Grounding:

   • Connect the ground pin to a common ground point in your circuit to ensure proper operation.

3. Output Connection:

   • Connect the output pin to the load or next stage of the circuit.
   • Do not exceed the maximum output current rating of 300mA to prevent damage.

4. Decoupling Capacitors:

   • Place a 1渭F ceramic capacitor between the input and ground pins close to the device to reduce noise and improve stability.
   • Optionally, place a 1渭F capacitor between the output and ground for better transient response.

5. Thermal Considerations:

   • Ensure adequate heat dissipation if operating near the maximum output current to avoid overheating.
   • The device can operate within an ambient temperature range of -40掳C to +85掳C.

6. Handling Precautions:

   • Handle the component with care to avoid static damage.
   • Follow standard ESD precautions when soldering or handling the device.

7. Testing:

   • Before final assembly, test the regulator under expected operating conditions to ensure it meets specifications.
   • Verify the dropout voltage and regulation parameters during testing.

(For reference only)