AN1897 Datasheet, PDF (9/17 Pages) STMicroelectronics – In the past few years, many consumer products have been provided

AN1897
3
Experimental results
Experimental results
3.1
Efficiency
Figure 7. Efficiency at 230 V_ac (load on 5 V)









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Figure 8. Efficiency at 260 V_ac (load on 5 V)









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Figure 9. Efficiency at 85 V_ac (load on 5 V)
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Figure 10. Load regulation (load on + 5 V)









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DocID10240 Rev 2
9/17
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