Details

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BUY UCC3819AD https://www.utsource.net/itm/p/7613161.html
PFC IC Average Current 250kHz 16-SOIC

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	Vcc	7.5	-	40	V	Operating supply voltage range
Quiescent Current	IQ	-	3	-	mA	Supply current at no load
Output Voltage (High)	VOH	-	12.5	-	V	Output high level voltage at 5V Vcc
Output Voltage (Low)	VOL	-	0.6	-	V	Output low level voltage at 5V Vcc
Output Current (Sink)	IOS	-	200	-	mA	Maximum output sink current
Output Current (Source)	IOH	-	100	-	mA	Maximum output source current
Input Voltage (High)	VIH	2.0	-	-	V	Minimum input voltage for logic high
Input Voltage (Low)	VIL	-	-	0.8	V	Maximum input voltage for logic low
Propagation Delay	tpd	15	-	40	ns	Time delay from input to output change
Power Dissipation	PD	-	-	1500	mW	Maximum power dissipation
Operating Temperature Range	Toper	-40	-	125	°C	Ambient operating temperature range
Storage Temperature Range	Tstg	-65	-	150	°C	Temperature range for storage

Instructions for UCC3819AD:

1. Power Supply:

   • Ensure the supply voltage is within the specified range (7.5V to 40V).
   • Use a stable and regulated power supply to avoid voltage fluctuations that can affect performance.

2. Input Signals:

   • Apply input signals with voltages within the specified VIH and VIL levels.
   • Ensure proper signal conditioning to prevent noise and interference.

3. Output Configuration:

   • Connect external components such as resistors and capacitors as required by your application.
   • Ensure the load connected to the output does not exceed the maximum sink and source currents.

4. Thermal Management:

   • Operate the device within the specified temperature range to ensure reliable operation.
   • Consider heat sinks or other cooling methods if operating near the maximum temperature limits.

5. Handling and Storage:

   • Store the device in a dry and cool environment within the specified storage temperature range.
   • Handle the device with care to avoid static damage and physical stress.

6. Layout and PCB Design:

   • Follow good PCB design practices to minimize parasitic effects and ensure optimal performance.
   • Keep signal traces short and use ground planes to reduce noise and improve signal integrity.

7. Testing and Troubleshooting:

   • Test the device under controlled conditions to verify its functionality.
   • Refer to the datasheet for troubleshooting tips and common issues.

(For reference only)