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NCP1561DR2 Datasheet(PDF) 9 Page - ON Semiconductor |
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NCP1561DR2 Datasheet(HTML) 9 Page - ON Semiconductor |
9 / 22 page NCP1561 http://onsemi.com 9 TYPICAL CHARACTERISTICS Figure 10. Operating Auxiliary Supply Current versus Junction Temperature Figure 11. Line Undervoltage Threshold versus Junction Temperature TJ, JUNCTION TEMPERATURE (°C) TJ, JUNCTION TEMPERATURE (°C) 125 100 75 50 25 0 −25 −50 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 125 100 75 50 25 0 −25 −50 1.30 1.35 1.40 1.45 1.50 1.70 Figure 12. Line Undervoltage Hysteresis versus Junction Temperature TJ, JUNCTION TEMPERATURE (°C) 150 125 100 25 0 −25 −50 70 80 90 100 110 120 140 Figure 13. Current Limit Thresholds versus Junction Temperature TJ, JUNCTION TEMPERATURE (°C) 125 100 75 50 25 0 −25 −50 0.90 0.95 1.00 1.05 1.10 1.15 1.25 1.30 150 150 1.55 1.60 1.65 130 150 1.20 75 50 fOSC = 250 kHz CYCLE SKIP CYCLE BY CYCLE VAUX = 12 V DC [ 50% fOSC = 150 kHz fOSC = 100 kHz Figure 14. Current Limit Propagation Delay versus Junction Temperature TJ, JUNCTION TEMPERATURE (°C) 125 100 75 50 25 0 −25 −50 70 75 80 85 90 95 115 120 150 100 105 110 VAUX = 12 V Measured from VOH to 0.5 VOH Figure 15. Oscillator Frequency versus Junction Temperature TJ, JUNCTION TEMPERATURE (°C) 125 100 75 50 25 0 −25 −50 75 100 125 150 175 200 300 150 225 250 275 RT = 148 kW RT = 101 kW RT = 50.6 kW |
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