Details

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BUY PH3075L https://www.utsource.net/itm/p/12593559.html

Parameter	Description	Value	Unit
Input Voltage	Operating voltage range	2.7 to 5.5	V
Output Current	Maximum continuous output current	3.0	A
Quiescent Current	Current consumption in active state	1.5	mA
Shutdown Current	Current consumption in shutdown mode	0.1	渭A
Switching Frequency	Internal oscillator frequency	1.2	MHz
Efficiency	Peak efficiency	94	%
Package Type	Physical package	SOP-8
Operating Temperature	Range of ambient operating temperature	-40 to +85	掳C

Instructions for PH3075L

1. Power Supply Connection: Ensure the input voltage is within the specified range (2.7V to 5.5V). Connect the input voltage to the VIN pin and ground to the GND pin.
2. Output Configuration: Connect the load to the VOUT pin. Ensure the output current does not exceed 3.0A continuously.
3. Capacitor Selection: Use a ceramic capacitor with low ESR for both input and output. Recommended values are 10渭F for input and 22渭F for output.
4. Thermal Consideration: The device should be mounted on a PCB with adequate copper area for heat dissipation, especially when operating near the maximum output current.
5. Shutdown Function: To put the device into shutdown mode, pull the SHDN pin low. This will reduce the current consumption to approximately 0.1渭A.
6. PCB Layout: Keep the traces from VIN to SW as short as possible to minimize parasitic inductance and improve stability.
7. Inductor Selection: Choose an inductor value that provides stable operation at the desired switching frequency (1.2MHz). A typical value is 1.5渭H.
8. Handling Precautions: Handle the component carefully to avoid damage from electrostatic discharge (ESD). Follow standard ESD handling procedures.

(For reference only)