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SSL8516BT Datasheet(PDF) 25 Page - NXP Semiconductors |
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SSL8516BT Datasheet(HTML) 25 Page - NXP Semiconductors |
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25 / 35 page  SSL8516BT All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved. Product data sheet Rev. 1 — 26 May 2015 25 of 35 NXP Semiconductors SSL8516BT Greenchip PFC and flyback controller Soft-start PFC (PFCSENSE pin) Istart(soft)PFC PFC soft start current 73 60 47 A Vstart(soft)PFC PFC soft start voltage enabling voltage 0.45 0.5 0.55 V Vstop(soft)PFC PFC soft stop voltage disabling voltage 0.4 0.45 0.5 V Oscillator PFC fsw(PFC)max maximum PFC switching frequency 320 400 480 kHz toff(PFC)min minimum PFC off-time secondary stroke 0.8 1.1 1.4 s Valley switching PFC (PFCAUX pin) ( V/t) vrec(PFC) PFC valley recognition voltage change with time -- 1.7 V/ s tto(vrec)PFC PFC valley recognition time-out time 34.2 5.4 s Demagnetization management PFC (PFCAUX pin) Vth(comp)PFCAUX comparator threshold voltage on pin PFCAUX 125 90 55 mV tto(demag)PFC PFC demagnetization time-out time 39 48 57 s Iprot(PFCAUX) protection current on pin PFCAUX VPFCAUX =50mV 75 - 5nA PFC off delay (PFCTIMER pin) Isource(PFCTIMER) source current on pin PFCTIMER VPFCTIMER =2.5 V 5.4 4.7 4 A Rsink(PFCTIMER) sink resistance on pin PFCTIMER VPFCTIMER =2.5 V 4 5.5 7 k Vstart(PFCTIMER) start voltage on pin PFCTIMER 0.93 1.03 1.13 V Vstop(PFCTIMER) stop voltage on pin PFCTIMER 2.85 3 3.15 V Vth(off)PFCTIMER switch-off threshold voltage on pin PFCTIMER PFC override voltage 4.2 4.4 4.6 V Driver (PFCDRIVER pin) Isrc(PFCDRIVER) source current on pin PFCDRIVER VPFCDRIVER =2V - 0.5 - A Isink(PFCDRIVER) sink current on pin PFCDRIVER VPFCDRIVER =2.5 V - 0.7 - A VO(PFCDRIVER)max maximum output voltage on pin PFCDRIVER 10 11 12 V Table 5. Characteristics …continued Tamb =25 C; VCC = 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing into the IC; unless otherwise specified. Symbol Parameter Conditions Min Typ Max Unit |
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