Details

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BUY MAP9101 https://www.utsource.net/itm/p/11533016.html

Parameter	Description	Value
Input Voltage	Operating voltage range	2.7V to 5.5V
Output Current	Continuous output current	300mA
Quiescent Current	Current consumption in operation	2.5μA
Shutdown Current	Current consumption in shutdown mode	0.1μA
Output Voltage	Adjustable output voltage range	0.8V to VIN - 0.8V
Frequency	Switching frequency	1.2MHz
Package	Component package type	SOT-23
Operating Temp	Operating temperature range	-40°C to +85°C

Instructions:

1. Power Supply Connection: Connect the input voltage within the specified range (2.7V to 5.5V) to the VIN pin and ensure proper grounding.
2. Output Configuration: Set the desired output voltage using an external resistor divider network connected to the FB pin. The output voltage can be adjusted between 0.8V and (VIN - 0.8V).
3. Capacitor Selection: Choose appropriate input and output capacitors to stabilize the circuit. Refer to the datasheet for recommended capacitor values.
4. Shutdown Functionality: To place the device in low-power shutdown mode, pull the SHDN pin low. This reduces the current consumption to 0.1μA.
5. Thermal Considerations: Ensure adequate heat dissipation if operating at higher currents or temperatures. The device is designed to operate efficiently within the specified temperature range.
6. PCB Layout: Follow good PCB layout practices, including short traces for high-frequency paths and proper placement of bypass capacitors close to the IC pins.

(For reference only)