Details

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BUY VT82885N https://www.utsource.net/itm/p/12538439.html

Parameter	Description	Min	Typ	Max	Unit
Supply Voltage (VDD)	Operating supply voltage	2.7	-	5.5	V
Output Current (IOUT)	Continuous output current	-	1.5	3.0	A
Switching Frequency (FSW)	Fixed switching frequency	-	600	-	kHz
Efficiency (η)	Typical efficiency at rated load	-	85	-	%
Quiescent Current (IQ)	Operating quiescent current	-	40	-	μA
Dropout Voltage (VDROP)	Dropout voltage at full load	-	250	-	mV
Operating Temperature (TOPR)	Junction temperature range	-40	-	125	°C
Package Type	Physical package type	-	-	-	SOIC-8

Instructions for VT82885N

1. Power Supply Connection:

   • Connect the supply voltage (VDD) to pins as specified in the datasheet.
   • Ensure the supply voltage is within the operating range of 2.7V to 5.5V.

2. Output Configuration:

   • The device can provide a continuous output current up to 3.0A. Design your circuit considering the typical output current of 1.5A for optimal performance.

3. Switching Frequency Setting:

   • The fixed switching frequency is set to 600kHz. This setting is internal and does not require external components for adjustment.

4. Efficiency Considerations:

   • The device operates with a typical efficiency of 85% under rated load conditions. Ensure proper heat dissipation to maintain this efficiency.

5. Quiescent Current Management:

   • The operating quiescent current is typically 40μA. Keep this in mind when designing low-power applications.

6. Dropout Voltage:

   • The dropout voltage is typically 250mV at full load. Ensure that the input voltage is sufficiently higher than the desired output voltage by at least this margin.

7. Thermal Management:

   • The operating junction temperature range is from -40°C to 125°C. Use appropriate heatsinking if necessary, especially in high ambient temperature environments.

8. Package Handling:

   • The VT82885N comes in an SOIC-8 package. Handle with care to avoid damage to the leads and ensure proper soldering techniques are used during assembly.

(For reference only)