EPR-34 Datasheet, PDF (19/28 Pages) Power Integrations, Inc. – Engineering Prototype Report for EP 34 - Single Output 30 W AC-DC Power Supply

10-Feb-2004
EPR-34 – 12 V, 30 W, Universal Input
11 Waveforms
11.1 Drain Voltage and Current, Normal Operation
Figure 12 - 85 VAC, Full Load.
Upper: I_DRAIN, 0.5 A/div.
Lower: V_DRAIN, 100 V, 2 µs/div.
11.2 Output Voltage Start-up Profile
Figure 13 - 265 VAC, Full Load.
Upper: I_DRAIN, 0.5 A /div.
Lower: V_DRAIN, 200 V, 2 µs/div.
Figure 14 - Start-up Profile, 115 VAC.
2 V, 20 ms/div.
Figure 15 - Start-up Profile, 230 VAC.
2 V, 20 ms/div.
11.3 Drain Voltage and Current Start-up Profile
Figure 16 - 85 VAC Input and Maximum Load.
Upper: I_DRAIN, 0.5 A/div.
Lower: V_DRAIN, 100 V, 1 ms/div.
Page 19 of 28
Figure 17 - 265 VAC Input and Maximum Load.
Upper: I_DRAIN, 0.5 A /div.
Lower: V_DRAIN, 200 V, 1 ms/div.
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