Details

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BUY KIA78R15PI https://www.utsource.net/itm/p/12608386.html

Parameter	Symbol	Min	Typical	Max	Unit
Input Voltage	VIN	3.0	-	20.0	V
Output Voltage	VOUT	-	1.5	-	V
Output Current	IOUT	-	1.5	1.5	A
Line Regulation	-	-	0.01	-	%
Load Regulation	-	-	0.01	-	%
Dropout Voltage	VDROP	-	0.4	-	V
Quiescent Current	IQ	-	5	-	mA
Ripple Rejection	-	-	60	-	dB
Operating Temperature	TOP	-40	-	125	掳C
Storage Temperature	TSTORAGE	-65	-	150	掳C

Instructions for Use:

1. Input Voltage (V_IN):

   • Ensure the input voltage is within the range of 3.0V to 20.0V.
   • Avoid exceeding the maximum input voltage to prevent damage to the regulator.

2. Output Voltage (V_OUT):

   • The output voltage is fixed at 1.5V. No external components are required to set this voltage.

3. Output Current (I_OUT):

   • The regulator can provide up to 1.5A of continuous output current.
   • Ensure that the load does not exceed this limit to avoid overheating or damage.

4. Line Regulation:

   • The line regulation is very low, typically 0.01%, ensuring stable output voltage even with variations in input voltage.

5. Load Regulation:

   • The load regulation is also very low, typically 0.01%, ensuring stable output voltage under varying load conditions.

6. Dropout Voltage (V_DROP):

   • The dropout voltage is typically 0.4V, meaning the input voltage should be at least 0.4V higher than the output voltage to maintain regulation.

7. Quiescent Current (I_Q):

   • The quiescent current is typically 5mA, which is the current consumed by the regulator when no load is applied.

8. Ripple Rejection:

   • The regulator provides 60dB of ripple rejection, effectively reducing input voltage ripple on the output.

9. Operating Temperature (T_OP):

   • The operating temperature range is from -40掳C to 125掳C. Ensure the regulator is used within this range to avoid performance degradation or failure.

10. Storage Temperature (T_STORAGE):

    • The storage temperature range is from -65掳C to 150掳C. Store the regulator in a dry environment within this temperature range to maintain its reliability.

11. Mounting:

    • Mount the regulator on a heatsink if it will be operating at high output currents or in high ambient temperatures to ensure proper heat dissipation.

12. Capacitors:

    • Use appropriate input and output capacitors to stabilize the regulator and reduce ripple. Typically, a 10渭F ceramic capacitor on the input and a 10渭F ceramic capacitor on the output are recommended.

13. PCB Layout:

    • Ensure good PCB layout practices, such as short traces between the regulator and the capacitors, to minimize noise and improve stability.

14. Protection:

    • The regulator includes internal protection circuits such as overcurrent and thermal shutdown to protect against short circuits and overheating.

(For reference only)