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NCP1601A Datasheet(PDF) 5 Page - ON Semiconductor |
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NCP1601A Datasheet(HTML) 5 Page - ON Semiconductor |
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NCP1601A, NCP1601B http://onsemi.com 5 ELECTRICAL CHARACTERISTICS (For typical values TJ = 25°C. For min/max values, TJ = −40°C to +125°C, VCC = 15 V, Vcontrol = 100 nF, Ramp = 100 pF, Osc = 220 pF unless otherwise specified) Characteristic Unit Max Typ Min Symbol Pin SUPPLY SECTION Startup Threshold (UVLO) – NCP1601A Startup Threshold (UVLO) – NCP1601B 8 VCC(on) 12.5 9.6 13.75 10.5 15 11.4 V V Minimum Voltage for Operation After Turn−On 8 VCC(off) 8.25 9 9.75 V UVLO Hysteresis – NCP1601A UVLO Hysteresis – NCP1601B 8 VCC(H) 4 1 4.75 1.5 − − V V Power Supply Current: Startup (VCC = VCC(on) – 0.2 V) Operating (VCC = 15 V, Drv = open, Osc = 220 pF) Operating (VCC = 15 V, Drv = 1 nF to GND, Osc = 220 pF) Shutdown (VCC = 15 V, IFB = 0 A) 8 Istup ICC1 ICC2 Istdn − − − − 17 2.7 3.7 24 40 5 5 50 mA mA mA mA TYPICAL CHARACTERISTICS Figure 3. Oscillator Frequency vs. Temperature TJ, JUNCTION TEMPERATURE (°C) 50 51 52 53 54 55 56 −50 0 25 50 75 100 125 Figure 4. Oscillator Charge and Discharge Current vs. Temperature Figure 5. Oscillator Comparator Thresholds vs. Temperature Figure 6. Drive Output Resistance vs. Temperature −25 57 58 59 60 TJ, JUNCTION TEMPERATURE (°C) 44 45 46 47 48 49 50 −50 0 25 50 75 100 125 −25 51 COSC = 220 pF Iodch osc pin = 5.5 V Ioch osc pin = 3 V TJ, JUNCTION TEMPERATURE (°C) 3 3.5 4.0 4.5 −50 0 25 50 75 100 125 −25 5.0 5.5 TJ, JUNCTION TEMPERATURE (°C) 0 2 4 6 8 10 12 −50 0 25 50 75 100 125 −25 14 COSC = 220 pF ROH Vsync(H) Vsync(L) 16 18 ROL |
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