Details

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BUY KSA1381ESTU https://www.utsource.net/itm/p/12606446.html

Parameter	Description	Min	Typ	Max	Unit
Supply Voltage (Vcc)	Operating voltage range	4.5	-	5.5	V
Output Current (Iout)	Maximum continuous output current	-	100	150	mA
Quiescent Current (Iq)	Current consumption when no load is applied	0.5	-	1.5	mA
Dropout Voltage (Vdo)	Minimum input-to-output voltage difference for regulation	0.3	-	0.6	V
Line Regulation	Change in output voltage due to changes in input voltage	-	0.01	-	%/V
Load Regulation	Change in output voltage due to changes in load current	-	0.02	-	%/mA
Output Voltage Tolerance	Variation in output voltage from nominal value	-	卤2	-	%
Operating Temperature Range	Temperature range for normal operation	-40	-	125	掳C
Storage Temperature Range	Temperature range for storage	-65	-	150	掳C
Thermal Resistance (胃ja)	Junction-to-ambient thermal resistance	-	120	-	掳C/W

Instructions for Use:

1. Supply Voltage (Vcc):

   • Ensure the supply voltage is within the specified range of 4.5V to 5.5V to avoid damage or improper operation.

2. Output Current (Iout):

   • The device can provide a maximum continuous output current of 150mA, with a typical value of 100mA. Avoid exceeding this limit to prevent overheating or failure.

3. Quiescent Current (Iq):

   • The quiescent current is typically 0.5mA and can go up to 1.5mA. This should be considered in low-power applications.

4. Dropout Voltage (Vdo):

   • The dropout voltage is the minimum difference between the input and output voltages required for regulation. It ranges from 0.3V to 0.6V. Ensure the input voltage is at least 0.6V higher than the desired output voltage.

5. Line Regulation:

   • The line regulation is 0.01% per volt, indicating that the output voltage will change by 0.01% for every 1V change in input voltage.

6. Load Regulation:

   • The load regulation is 0.02% per milliamp, meaning the output voltage will change by 0.02% for every 1mA change in load current.

7. Output Voltage Tolerance:

   • The output voltage can vary by 卤2% from its nominal value. Ensure your application can tolerate this variation.

8. Operating Temperature Range:

   • The device operates normally within a temperature range of -40掳C to 125掳C. Avoid operating outside this range to prevent damage.

9. Storage Temperature Range:

   • The device can be stored in temperatures ranging from -65掳C to 150掳C. Ensure proper handling and storage conditions.

10. Thermal Resistance (胃ja):

    • The junction-to-ambient thermal resistance is 120掳C/W. Consider this when designing the PCB layout to ensure adequate heat dissipation.

Additional Notes:

• Always use appropriate decoupling capacitors on the input and output to stabilize the regulator and reduce noise.
• Ensure the PCB layout minimizes trace lengths and uses wide traces for power and ground to reduce resistance and inductance.
• For high current applications, consider adding a heatsink to the device to improve thermal performance.

(For reference only)