My customers are considering UCC 28740 with the following specifications.
◎Customer's specifications are here.◎
Input Voltage: 154 V to 480 V @ AC
Output Voltage: about 12V
Output Power: 12.5 W @ MAX
Fsw: 100 kHz to 120 kHz
Control Mode: Voltage or Current
Operating temperature: -40 to 70 ° C
◎Load variation is here.◎
Period: 1 sec
Steady load: 0.3 A @ 990 msec
Heavy load: 1.0 A @ 10 msec
<Question>
What is the transient variation of the 12V output under this load condition?
Please help me!
Best regards,
Pokkun (Masumi Sekiguchi)