Details

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BUY MCZ33889DEGR2 https://www.utsource.net/itm/p/12384993.html

Parameter	Description	Value	Unit
Device Type	Highly Integrated Power Management IC (PMIC)
Operating Voltage	Input voltage range	2.7 to 5.5	V
Output Current	Maximum output current	3	A
Efficiency	Peak efficiency	94	%
Package Type	QFN	3x3mm
Operating Temperature	Junction temperature range	-40 to 125	°C
Features	Integrated buck converter, I2C interface, power good indicator
Applications	Portable devices, wearables, IoT devices

Instructions for Use:

1. Power Supply Connection:

   • Connect the input voltage to the VIN pin ensuring it is within the specified operating voltage range of 2.7V to 5.5V.

2. Ground Connection:

   • Ensure a solid ground connection by connecting the GND pin to the system ground.

3. Output Configuration:

   • Configure the output settings via the I2C interface or set the default configuration using external resistors if applicable.

4. Monitoring and Control:

   • Utilize the I2C interface for monitoring and controlling the PMIC parameters such as output voltage and current limits.

5. Thermal Considerations:

   • Place the device in areas with adequate airflow and ensure the PCB has sufficient copper area for heat dissipation.

6. Power Good Monitoring:

   • Monitor the power good indicator to verify that the output voltages are within regulation after startup.

7. Layout Guidelines:

   • Follow recommended layout guidelines provided in the datasheet to minimize noise and improve performance.

8. Storage Conditions:

   • Store in a dry environment and handle with care to avoid ESD damage.

For detailed specifications and additional information, refer to the official datasheet provided by the manufacturer.

(For reference only)