 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
NCP1562A Datasheet(PDF) 6 Page - ON Semiconductor |
|
||||||||||||||||||||||||||||||
NCP1562A Datasheet(HTML) 6 Page - ON Semiconductor |
|
|
6 / 26 page 
NCP1562A, NCP1562B http://onsemi.com 6 ELECTRICAL CHARACTERISTICS (Vin =48V,VAUX =12V,VUVOV =2.3 V, VEA = open, VCSKIP =0V, VCS =0V, VSS = open, RT = 13.3 kΩ,CAUX =10 mF, CT = 470 pF, Cout1 =Cout2 = 100 pF, CUVOV =0.01 mF, CCSKIP = 6800 pF, RD =25kΩ,RSYNC =5.0 kΩ, CREF =0.1 mF, RFF = 29.4 kΩ,CFF = 470 pF. For typical values TJ =25C, for min/max values, TJ is – 40C to 125C, unless otherwise noted.) Characteristic Symbol Min Typ Max Unit STARTUP CONTROL AND VAUX REGULATOR VAUX Regulation (VUVOV =0V) Inhibit Threshold Voltage Startup Threshold/VAUX Regulation Peak (VAUX Increasing) Operating VAUX Valley Voltage Minimum Operating VAUX Valley Voltage after Turn--On (VUVOV =2.3 V, VEA =0V) Vinhibit VAUX(on) VAUX(off1) VAUX(off2) – 9.65 7.42 6.50 1.15 10.3 8.0 7.0 1.5 10.97 8.48 7.42 V Minimum Startup Voltage (Pin 1) IAUX =1.0 mA,VAUX =VAUX(on) –0.2 V Vstart(min) – – 23.2 V Inhibit Bias Current VAUX =0V Iinhibit 70 170 300 mA Startup Circuit Output Current VAUX =Vinhibit +0.2 V VAUX =VAUX(on) –0.2 V Istart1 Istart2 7.16 4.03 9.3 6.1 11.3 8.1 mA Startup Circuit Off--State Leakage Current (Vin = 200 V, VUVOV =0V) TJ =25_C TJ = –40_C to 125_C Istart(off) – – 25 – 50 100 mA Startup Circuit Breakdown Voltage (Note 3) Istart(off) =50 mA, TJ = 125_C VBR(DS) 100 – – V Auxiliary Supply Current after VAUX Turn--On Outputs Disabled VUVOV =0V VEA =0V Outputs Enabled VEA =4.0 V IAUX1 IAUX2 IAUX3 – – – 3.0 4.2 5.5 3.6 4.94 7.0 mA LINE UNDER/OVERVOLTAGE DETECTOR Undervoltage Threshold (Vin Increasing) VUV 1.979 2.05 2.116 V Undervoltage Hysteresis VUV(H) 0.074 0.093 0.118 V Undervoltage Ratio (VUV(H)/VUV) VUV(ratio) 3.65 4.50 5.62 % Overvoltage Threshold (Vin Increasing) VOV 2.80 2.95 3.10 V Overvoltage Hysteresis VOV(H) 0.075 0.093 0.127 V Offset Current (VUVOV =2.8 V) Ioffset(UVOV) 38 48 58 mA Offset Current Turn ON Threshold (5%, Ioffset(UVOV) =40 mA) Voffset(UVOV) 2.4 2.6 2.8 V LINE FEEDFORWARD Peak Voltage (Volt--Second Clamp) VFF(peak) 2.8 3.0 3.2 V Discharge Current (VFF =0.5 V, VSS =0V) IFF(D) 8.5 – – mA Offset Voltage (VFF = 0 V, Ramp Down VSS) Voffset(FF) 0.118 0.185 0.268 V Feedforward Offset Minus Soft--Stop Reset Voltage Δ(FF--SS) 7 70 183 mV 3. Guaranteed by design only. |
English ▼
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
