Details

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BUY KIA7812P. https://www.utsource.net/itm/p/12610615.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Continuous	4.5	-	35	V
Output Voltage	VOUT	Fixed	-	12	-	V
Output Current	IOUT	Continuous	-	1.5	-	A
Line Regulation		VIN = 4.5V to 35V	-	0.01	-	%
Load Regulation		IOUT = 0 to 1.5A	-	0.01	-	%
Dropout Voltage	VDROPOUT	IOUT = 1.5A	-	2.0	-	V
Quiescent Current	IQ	IOUT = 0	-	5	-	mA
Ripple Rejection		f = 120Hz	-	60	-	dB
Operating Temperature	Toper		-40	-	125	掳C
Storage Temperature	Tstg		-65	-	150	掳C

Instructions for Use:

1. Input Connection:

   • Connect the input voltage (VIN) to the input pin of the KIA7812P.
   • Ensure the input voltage is within the range of 4.5V to 35V.

2. Output Connection:

   • Connect the output pin to the load or circuit requiring the regulated 12V supply.
   • The maximum continuous output current is 1.5A.

3. Ground Connection:

   • Connect the ground (GND) pin to the common ground of the system.

4. Capacitors:

   • Place a 0.33渭F ceramic capacitor close to the input pin to stabilize the input voltage.
   • Place a 10渭F electrolytic capacitor close to the output pin to filter the output voltage.

5. Thermal Considerations:

   • Ensure adequate heat dissipation, especially when operating at high output currents.
   • The dropout voltage is 2.0V at 1.5A, so the input voltage should be at least 14V to maintain regulation.

6. Operating Temperature:

   • The device is designed to operate in temperatures ranging from -40掳C to 125掳C.

7. Storage Temperature:

   • Store the device in temperatures ranging from -65掳C to 150掳C.

8. Ripple Rejection:

   • The device provides 60dB ripple rejection at 120Hz, which helps in maintaining a clean output voltage.

9. Quiescent Current:

   • The quiescent current is 5mA when no load is connected, which is relatively low and suitable for battery-powered applications.

10. Line and Load Regulation:

    • Both line and load regulation are 0.01%, ensuring stable output voltage under varying input conditions and load currents.

(For reference only)