Datasheet

FBCURRENT vs. DRV CURRENT
0
200
400
600
800
1000
1200
1400
1600
1800
0 50 100 150 200 250 300 350
IFB (uA)
ID R V ( m A )
85Vac
115Vac
230Vac
265Vac
FB CURRENT vs. SWITCHING FREQUENCY
0
20
40
60
80
100
120
140
0 50 100 150 200 250 300 350
IFB(uA)
F s w ( k H z )
85V ac
115Vac
230Vac
265Vac
www.ti.com Performance Data and Typical Characteristic Curves
Figure 8. DRV Current as a Function of FB Current
Figure 9. Switching Frequency as a Function of FB Current
15
SLUU383C– November 2009– Revised June 2011 UCC28610EVM-474 25-W Universal Off-Line Flyback Converter
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