Details

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BUY CM6800G https://www.utsource.net/itm/p/12605962.html

Parameter	Description	Value
Device Type	High-Efficiency Synchronous Buck Converter	-
Input Voltage (VIN)	Input voltage range	4.5V to 28V
Output Voltage (VOUT)	Output voltage range	0.8V to 5.5V
Output Current (IOUT)	Continuous output current	Up to 30A
Switching Frequency (fSW)	Switching frequency	200kHz to 1.5MHz
Quiescent Current (IQ)	Quiescent current	10渭A (typ)
Efficiency	Efficiency at typical operating conditions	Up to 97%
Operating Temperature (TJ)	Junction temperature range	-40掳C to +125掳C
Package	Package type	QFN-24 (4x4mm)
Protection Features	Protection features	Overcurrent, Overvoltage, Thermal Shutdown
Control Mode	Control mode	Constant On-Time (COT)

Instructions for Use

1. Power Supply Connection:

   • Connect the input voltage (VIN) to the power supply.
   • Ensure the input voltage is within the specified range (4.5V to 28V).

2. Output Configuration:

   • Set the output voltage (VOUT) using the feedback resistor network.
   • The output voltage can be adjusted from 0.8V to 5.5V.

3. Inductor Selection:

   • Choose an inductor based on the desired output current and switching frequency.
   • Refer to the datasheet for recommended inductor values.

4. Capacitor Selection:

   • Select input and output capacitors to ensure stable operation.
   • Input capacitors should have low ESR and be rated for the maximum input voltage.
   • Output capacitors should be chosen to meet the ripple requirements and load transient response.

5. PCB Layout:

   • Place the input and output capacitors as close as possible to the device.
   • Keep the ground plane solid and minimize trace lengths to reduce noise and improve performance.

6. Thermal Management:

   • Ensure adequate heat dissipation by providing a good thermal path to the PCB.
   • Use a heatsink if necessary, especially for high-power applications.

7. Protection Settings:

   • Enable and configure the overcurrent, overvoltage, and thermal shutdown protections as needed.
   • Refer to the datasheet for specific settings and pin configurations.

8. Testing and Validation:

   • Test the circuit under various load conditions to ensure stability and efficiency.
   • Monitor the temperature and adjust the thermal management if necessary.

For detailed specifications and additional information, refer to the CM6800G datasheet provided by the manufacturer.

(For reference only)