Details

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BUY FA5311 https://www.utsource.net/itm/p/12598115.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	4.5	5.0	5.5	V
Quiescent Current	Iq	Vcc = 5V	-	10	-	渭A
Output Voltage	Vo	No Load	-	5.0	-	V
Output Current	Io	Continuous Operation	-	1.0	1.2	A
Dropout Voltage	Vd	Io = 1.0A	-	1.2	-	V
Thermal Shutdown	Tsd	-	-	160	-	掳C
Storage Temperature	Tstg	-	-40	-	85	掳C

Instructions for Using FA5311

1. Supply Voltage:

   • Ensure the supply voltage (Vcc) is within the range of 4.5V to 5.5V.
   • Use a stable power source to avoid fluctuations that could affect performance.

2. Quiescent Current:

   • The quiescent current is typically 10渭A at 5V. This low current consumption makes it suitable for battery-powered applications.

3. Output Voltage:

   • The output voltage (Vo) is regulated to 5.0V under no load conditions.
   • Ensure the load is connected correctly to maintain the output voltage stability.

4. Output Current:

   • The device can provide up to 1.2A of continuous output current.
   • For currents close to the maximum, ensure proper heat dissipation to prevent thermal shutdown.

5. Dropout Voltage:

   • The dropout voltage is typically 1.2V at an output current of 1.0A.
   • Keep the input voltage at least 1.2V higher than the output voltage to ensure proper regulation.

6. Thermal Shutdown:

   • The device will shut down if the temperature exceeds 160掳C to protect against overheating.
   • Use adequate heatsinking or cooling methods to keep the device within safe operating temperatures.

7. Storage Temperature:

   • Store the device in an environment where the temperature ranges from -40掳C to 85掳C to avoid damage.

8. Mounting and Handling:

   • Handle the device with care to avoid static discharge and physical damage.
   • Follow standard PCB mounting procedures to ensure reliable operation.

9. Application Notes:

   • For optimal performance, place bypass capacitors close to the input and output terminals.
   • Refer to the datasheet for detailed application circuits and additional guidelines.

(For reference only)