Details

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BUY HA1265A https://www.utsource.net/itm/p/12608920.html

Parameter	Description	Min	Typ	Max	Unit
Supply Voltage (Vcc)	Operating voltage range	4.5	-	5.5	V
Quiescent Current	Current consumption when no load is applied	-	30	-	mA
Output Current	Maximum continuous output current	-	500	1000	mA
Thermal Shutdown Temperature	Temperature at which the device will shut down to prevent damage	-	150	-	掳C
Storage Temperature Range	Temperature range for storage	-40	-	125	掳C
Operating Temperature Range	Temperature range for operation	-25	-	85	掳C
Dropout Voltage	Voltage difference between input and output when fully loaded	-	1.2	-	V
Line Regulation	Change in output voltage due to change in input voltage	-	0.01	-	%/V
Load Regulation	Change in output voltage due to change in load current	-	0.01	-	%/mA

Instructions for Use:

1. Supply Voltage:

   • Ensure the supply voltage (Vcc) is within the range of 4.5V to 5.5V.
   • Avoid exceeding these limits to prevent damage to the device.

2. Quiescent Current:

   • The quiescent current is typically 30mA. This is the current consumed by the device when no load is applied.

3. Output Current:

   • The device can provide a maximum continuous output current of up to 1000mA, with a typical value of 500mA.
   • Ensure the load does not exceed this limit to avoid overheating or damage.

4. Thermal Shutdown:

   • The device will automatically shut down if the temperature exceeds 150掳C to prevent thermal damage.
   • Ensure adequate heat dissipation to keep the device within safe operating temperatures.

5. Temperature Ranges:

   • Storage Temperature: Store the device in a temperature range of -40掳C to 125掳C.
   • Operating Temperature: Operate the device within a temperature range of -25掳C to 85掳C.

6. Dropout Voltage:

   • The dropout voltage is typically 1.2V. This is the minimum difference required between the input and output voltages to maintain regulation under full load conditions.

7. Line Regulation:

   • The line regulation is 0.01% per volt. This indicates the stability of the output voltage in response to changes in input voltage.

8. Load Regulation:

   • The load regulation is 0.01% per milliamp. This indicates the stability of the output voltage in response to changes in load current.

Additional Notes:

• Always use appropriate decoupling capacitors (e.g., 10渭F and 0.1渭F) near the input and output pins to ensure stable operation.
• For high current applications, consider using a heatsink to improve thermal performance.
• Refer to the datasheet for detailed information and specific application circuits.

(For reference only)