Details

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BUY PS12018A https://www.utsource.net/itm/p/8852988.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	V_IN	Operating	2.7		5.5	V
Output Voltage	V_OUT	Fixed output		3.3		V
Output Current	I_OUT	Continuous		800		mA
Quiescent Current	I_Q	V_OUT = 3.3V		1.5		μA
Dropout Voltage	V_DROPOUT	I_OUT = 500mA		300		mV
Load Regulation	δV_LOAD	I_OUT: 0 to 800mA		0.5		%
Line Regulation	δV_LINE	V_IN: 2.7 to 5.5V		0.2		%
Power Supply Rejection Ratio	PSRR	@ 120Hz, I_OUT = 100mA		60		dB
Operating Temperature	T_OP		-40		85	°C

Instructions for PS12018A:

1. Input Voltage (V_IN): Ensure the input voltage is within the specified range of 2.7V to 5.5V to prevent damage or improper operation.
2. Output Voltage (V_OUT): The device provides a fixed output voltage of 3.3V. No external components are required for setting this voltage.
3. Output Current (I_OUT): The maximum continuous output current is 800mA. Ensure that the load does not exceed this limit to avoid overheating or failure.
4. Quiescent Current (I_Q): The quiescent current is very low at 1.5μA, which makes the device suitable for battery-operated applications.
5. Dropout Voltage (V_DROPOUT): At an output current of 500mA, the dropout voltage is typically 300mV. This allows the regulator to function efficiently even when the input voltage is close to the output voltage.
6. Load and Line Regulation: Both load and line regulation are excellent, with typical values of 0.5% and 0.2% respectively, ensuring stable output under varying conditions.
7. Power Supply Rejection Ratio (PSRR): The PSRR is 60dB at 120Hz, providing good noise immunity and clean output.
8. Operating Temperature (T_OP): The device can operate reliably in environments ranging from -40°C to +85°C.

For detailed application notes and further specifications, refer to the datasheet provided by the manufacturer.

(For reference only)