ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 1 of 10 july 2015 www.diodes.com general ? description ? this ? ap1694a ? triac ? dimmable ? gu10 ? 12v/400ma ? buck ? leds ? driver ? ev ? board ? use ? tapped ? transformer ? to ? increasing ? power ? conversion ? turn ? on ? duty ? cycle, ? boost ? current ? back ? to ? led ? during ? ratio ? of ? tapped ? winding. ? also ? the ? bigger ? gauge ? wire ? can ? be ? used ? as ? well ? as ? the ? large ? inductance ? can ? be ? suitable ? in ? switching ? loop ? which ? can ? reduce ? the ? switching ? current ? and ? the ? lower ? forward ? drop ? so ? that ? sbr ? diode ? can ? be ? used ? which ? can ? reduce ? the ? power ? consumption ? on ? the ? diodes. ? ? key ? features ? ? typical ? 3% ? to ? 95% ? dimming ? performance ? (depends ? on ? dimmers ? brands) ? ? boundary ? conductive ? switching ? mode ? ? simple ? adjustable ? constant ? current ?? ? inductor ? short ? protection ? ? low ? bom ? cost ? ? pfc ? >0.9 ? & ? low ? thd. ? ? 100 ? to ? 135v ac ? input ? range ? ? >77% ? efficiency ? ? with ? open, ? short, ? and ? wrong ? polarity ? led ? protection ? ? ? applications ?? ? gu10 ? led ? offline ? small ? size ? bulb ? ? candle ? size ? led ? lamp ? ? desktop ? lamps ? ? under ? the ? counter ? lamps ? ? ? ap1694a ? ev10 ? specifications ? parameter value ? input ? voltage ? 100 ? to ? 135v ac ? pfc ? > ? 0.9 ? led ? current ? 400ma ? (adjustable) ? led ? voltage ? 12v ? efficiency ? >77% ? number ? of ? leds ?? 4 ? leds ? in ? series ? (under ? tested) ? xyz ? dimension ?? 28.5 ? x ? 16.5 ? x ? 14.5mm ? rohs ? compliance ?? yes ?? ? evaluation ? board ? figure ? 1: ? top ? view ? ? ? figure ? 2: ? bottom ? view ? ? connection ? instructions ?? input ? voltage: ?? 120v ac ? (ac+, ? ac \ ) ?? led ? outputs: ?? led+ ? (red), ? led \? (black) ?
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 2 of 10 july 2015 www.diodes.com w hy ? use ? d iodes ? t apped ? transform ? structure ??? ? ? the ? traditional ? buck ? converter ? turn ? on ? time ? is ? inverse ? proportion ? with ? input ? voltage. ? ? vo ? = ? d ? x ? vin. ???? the ? duty ? cycle ? will ? be ? getting ? smaller ? when ? the ? input ? voltage ? goes ? higher. ?? example: ? vo=12v, ? vin= ? 120v ac , ? fs= ? 75khz. ??? d= ? vo/vin ? * ? ? = ? 12v/120v ? * ? 1.414 ? = ? 0.07 ? ton=d/fs ? = ? 0.07/ ? 75khz ? =0.933s. ? t=1/fs ? =13.33s ?? ? since ? the ? ton ? time ? is ? too ? short ? in ? the ? duty ? cycle; ? therefore ? there ? is ? not ? enough ? current ? passing ? through ? the ? leds ? and ? charging ? the ? inductor. ? in ? result, ? it ? caused ? the ? efficiency ? to ? be ? lower. ?? in ? order ? to ? solve ? this ? issue ?\? use ? the ? diodes ? tapped ? transformer ? to ? boost ? the ? output ? current ? & ? increase ? the ? ton ? time ? in ? the ? duty ? cycle. ?? ? with ? the ? ?new ? tapped? ? transformer, ? the ? duty ? cycle ? will ? be: ? ? d ? is ? original ? duty ? cycle ? = ? vo/vin*1.414, ? n ? = ? n a +np/n a ? & ? l ? = ? lp ? + ? l a , ??? ??????????????? vo/vin ? = ? d?/(d? ? +n(1 \ d?)), ??? if ? n a =40ts, ? np=100ts, ? n=3.5 ?? ? d? ? = ? nvo/(vin+(n \ 1)vo) ? = ? 0.21 ??? the ? duty ? cycle ? almost ? increased ? by ? 3 ? times. ? ? the ? efficiency ? will ? increase ? about ? 4 ? to ? 5% ? (before ? the ? efficiency ? was ? about ? 72% ? now ? is ? 77%) ? comparing ? with ? the ? ?none ? tapped? ? transformer. ??? ? ? ? ? ? ? ? ? ?
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 3 of 10 july 2015 www.diodes.com d iodes ? t apped ? t ransformer ? d esign ? a p1694a ? 120v ac ? buck ? tapped ? 12v ? 400ma ? transformer ? spec ? ? 1) ?? bobbin ? ? eep10 ????? 4+4 ? pin ? 1 wd2: primary 30#*1, 50ts 6 6 2 wd1: p r im a r y wd3: auxiliary 36#1, 86ts 34#*1, 74ts 7 5 2) transformer ? parameters ? 1. ??? primary ? inductance ? (pin1 \ pin7, ? all ? other ? windings ? are ? open) ?? ? lp ? = ? 0.6mh ? ?? ??? 5%@1khz ? 2. ??? primary ? winding ? turns: ? n p =74ts ? (pin7 \ pin6) ? + ? 50ts ? (pin ? 6 ? to ? pin ? 1) ? 3. ??? auxiliary ? winding ? turns ? (pin2 \? pin5): ? n a = ? 86ts ? (pin ? 2 ? to ? pin ? 5) ? ? ? 3) ?? transformer ? winding ? construction ? diagram ? winding ? number ? windings ? winding ? specification ? 1 ? wd1 \ primary ? winding ? start ? at ? pin 7, ? w ind ? 74 ? turns ? of ? single ? 34# wire ? and ? finish ? on ? pin 6. wd2 \ primary ? ?? winding ? start ? at ? pin 6, ? w ind ? 50 ? turns ? of ? single ? 30# wire ? and ? finish ? on ? pin 1. 2 ? insulation 2 ? l ayers of insulation ? tape ? 3 ? wd3 \ auxiliary ? winding ? start ? at ? pin 2, wind ? 86 ? turns ? of ? single ? 36# wire ? and ? finish ? on ? pin 5. 4 ? insulation 2 ? l ayers of insulation ? tape ?
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 4 of 10 july 2015 www.diodes.com evaluation ? board ? schematic ? ? figure ? 3: ? evaluation ? board ? schematic ? ? evaluation ? board ? layout ? figure ? 4: ? pcb ? board ? layout ? top ? view ? ? figure ? 5: ? pcb ? board ? layout ? bottom ? view ? ? ? quick ? start ? guide ? 1. by ? default, ? the ? evaluation ? board ? is ? preset ? at ? 400ma ? led ? current ? adjustment ? by ? r10 // r11 . ?? 2. ensure ? that ? the ? ac ? source ? is ? switched ? off ? or ? disconnected. ? 3. connect ? the ? ac ? line ? wires ? of ? power ? supply ? to ? ?ac+ ? and ? ac \ ? ? on ? the ? left ? side ? of ? the ? board. ? 4. connect ? the ? anode ? wire ? of ? external ? led ? string ? to ? led+ ? output ? test ? point. ?? 5. connect ? the ? cathode ? wire ? of ? external ? led ? string ? to ? led \? output ? test ? point. ??? 6. turn ? on ? the ? main ? switch. ?? led ? string ? should ? light ? up. ?? ?
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 5 of 10 july 2015 www.diodes.com bill ? of ? material ?? # ? name ? qty ? part ? number ? ? manufacturer ? description ? 1 ? u1 ? 1 ? ap1694as \ 13 ? diodes ? inc ? led ? driver, ? so7 ? 2 ? t1 ? 1 ? EL1004R ? elite ? electronics ? ee10, ? transformer ? 3 ? bd1 ? 1 ? hd06 \ t ? diodes ? inc ? bridge ? rectifiers ? 0.8a ? 600v ? 4 ? d1 ? 1 ? dflu1400 \ 7 ? diodes ? inc ? rectifier ? 1a/400v ? 5 ? d2 ? 1 ? b1100b ? diodes ? inc ? rectifier ? 1a/100v ? 6 ? d3 ? 1 ? mmsz5250b \ 7 \ f ? diodes ? inc ? zener ? diode, ? 20v ? 7 ? f1 ? 1 ? c1q1 ? bel ? fuse ? fuse, ? 1a/125v ? 8 ? q1 ? 1 ? aou3n60 ? alpha ? omega ? mosfet ? n \ ch ? 600v ? 3a ? ipak ? 9 ? q2 ? 1 ? bss127s \ 7 ? diodes ? inc ? mosfet ? n \ ch ? 600v ? 0.05a ? sot \ 23 ? 10 ? l1 ? 1 ? lps6235 \ 475mr ? coilcraft ? 4.7mh/130ma ? 11 ? c1a, ? c2 ? 2 ? c1210x224k501t ? holystone ? cap ? cer ? 1210 ? 0.22f ? 200v ? x7r ? 12 ? c1b ? 0 ? not ? fitted ? ? ? 13 ? c3 ? 1 ? gmk316bj106kl \ t ? taiyo ? yuden ? cap ? cer ? 10f ? 35v ? x5r ? 1206 ? 14 ? c4 ? 1 ? eeu \ fr1e331b ? panasonic ? cap ? 330f/25v ? (8 ? x ? 13mm) ? 15 ? c6 ? 1 ? c1206x0683k501t ?? holystone ? cap ? cer ? 1206 ? 0.068f ? 500v ? x7r ? 16 ? r1 ? 1 ? rc0805fr \ 077k5l ? yageo ? america ? res ? 7.5k ?? 1/8w ? 1% ? 0805 ? smd ? 17 ? r2 ? 1 ? fmp100jr \ 52 \ 330 ? yageo ? america ? res ? 330 ?? 1w ? 5% ? fmp100 ? 18 ? r3a, ? r3b ? 2 ? rc0805fr \ 07120kl ? yageo ? america ? res ? 120k ?? 1/8w ? 1% ? 0805 ? smd ? 19 ? r4 ? 1 ? rc1206fr \ 073k0l ? yageo ? america ? res ? 3.0k ?? 1/8w ? 1% ? 1206 ? smd ? 20 ? r5 ? 1 ? rc0603fr \ 0720kl ? yageo ? america ? res ? 20k ?? 1/8w ? 1% ? 0603 ? smd ? 21 ? r6 ? 1 ? rc0603jr \ 0722rl ? yageo ? america ? res ? 22 ?? 1/8w ? 1% ? 0603 ? smd ? 22 ? r7 ? 1 ? rc0603fr \ 0711kl ? yageo ? america ? res ? 11k ?? 1/8w ? 1% ? 0603 ? smd ? 23 ? r8 ? 1 ? rc0603fr \ 0772kl ? yageo ? america ? res ? 72k ?? 1/8w ? 1% ? 0603 ? smd ? 24 ? r9 ? 1 ? rc0603fr \ 071k5l ? yageo ? america ? res ? 1.5k ?? 1/8w ? 1% ? 0603 ? smd ? 25 ? r10 ? 1 ? mcr10ertfl2r02 ? rohm ? res ? 2.02 ?? 1/8w ? 1% ? 0805 ? smd ? 26 ? r11 ? 1 ? mcr10ertfl3r57 ? rohm ? res ? 3.57 ?? 1/8w ? 1% ? 0805 ? smd ? 27 ? r12 ? 1 ? rc1206fr \ 073k0l ? yageo ? america ? res ? 3.0k ?? 1/8w ? 1% ? 1206 ? smd ? 28 ? r13 ? 1 ? rc0805fr \ 0730k0l ? yageo ? america ? res ? 30k ?? 1/8w ? 1% ? 0805 ? smd ? 29 ? r14 ? 1 ? rc0201jr \ 0710kl ? yageo ? america ? res ? 10k ?? 1/8w ? 1% ? 0603 ? smd ? 30 ? rf ? 1 ? fmp100jr \ 52 \ 680 ? yageo ? america ? res ? 68 ?? 1w ? 1% ? fmp ? 31 ? rm ? 1 ? mov \ 07d431ktr ? bournes ? mov, ? 275vac ? ?
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 6 of 10 july 2015 www.diodes.com functional ? performance ? ? manuf ? board ? type ? vin ? (v ac ) ? pfc ?? p in (w) ? v led (v) ? i led (ma) ? p led (w) ? i led (%) ? efficiency ? (%) ? athd (%) ? diodes ? inc ? ap1694aev10 ? module ? board ? 100 ? 0.982 ? 5.54 ? 11.28 ? 377.0 ? 4.25 ?\ 5.75 ? 77.6 ? 11.1 ? 110 ? 0.979 ? 6.02 ? 11.30 ? 407.3 ? 4.60 ? 1.60 ? 77.4 ? 13.5 ? 120 ? 0.972 ? 6.03 ? 11.29 ? 414.2 ? 4.68 ? 3.65 ? 77.5 ? 16.9 ? 130 ? 0.967 ? 6.08 ? 11.28 ? 419.6 ? 4.73 ? 4.90 ? 77.2 ? 17.2 ? 135 ? 0.951 ? 6.23 ? 11.27 ? 422.1 ? 4.76 ? 5.55 ? 76.4 ? 19.3 ? ? functional ? performance ? 72 74 76 78 80 82 90 100 110 120 130 140 efficiency ? [%] v in [v ac ] efficiency ? (%) ? vs ? vin ? (v ac ) ap1694aev10 figure 6. efficiency vs. vin 370 380 390 400 410 420 430 90 100 110 120 130 140 led ? current ? [ma] v in [v ac ] led ? current ? (ma) ? vs ? vin ? (v ac ) ap1694aev10 figure 7. led current vs. vin \ 6 \ 4 \ 2 0 2 4 6 90 100 110 120 130 140 led ? current ? [%] v in [v ac ] led ? current ? (%) ? vs ? vin ? (v ac ) ap1694aev10 0.00 0.20 0.40 0.60 0.80 1.00 90 100 110 120 130 140 pfc v in [v ac ] pfc ? vs ? vin ? (v ac ) ap1694aev10 figure 8. led current line regulation figure 9. pfc vs. vin
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 7 of 10 july 2015 www.diodes.com performance ? waveforms ? figure 10. turn on time (80ms) at 120v ac input figure 11. output voltage & current at 120v ac figure 12. input ac voltage vs. output current figure 13. input ac voltage vs. input ac current ? ? ? ?
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 8 of 10 july 2015 www.diodes.com dimmer ? compatibility ? performance ? list ? (120v ac ? dimmers) ? index ? 120v ac ? dimmers ? io(ma) ? dimming ? (%) ? performance ? result ? (no ? flicker) ? brand ? model ? min ? max ? min ? max ? 1 ? lutron ? s \ 603pg ? 8.5 ? 283.6 ? 2.1 ? 70.9 ? ? 2 ? d \ 603pgh ? 0 ? 284.2 ? 0 ? 71.1 ? ? 3 ? lg \ 600p ? 21 ? 345.0 ? 5.3 ? 86.3 ? ? 4 ? dv \ 600p ? 19 ? 348.7 ? 4.8 ? 87.2 ? ? 5 ? d \ 600ph ? 0 ? 333.5 ? 0 ? 83.4 ? ? 6 ? leviton ? 6681 ? 11 ? 398.9 ? 2.8 ? 99.7 ? ? 7 ? 6631 ? 7.2 ? 365.1 ? 1.8 ? 91.3 ? ? 8 ? cooper ? sal06p ? 44 ? 387.1 ? 11 ? 96.8 ? ? note: ?? ? = ? no ? flicker ? emc ? test ? result ?? ? conductive ? emission ? noise ? level ? (pass ? with ? 15db ? margin) ?
ap1694aev10 user guide 120v ac triac dimmable gu10 led driver ap1694aev10 rev2 page 9 of 10 july 2015 www.diodes.com ? ? ? radiated ? emission ? noise ? level ? (pass, ? please ? zoom ? in ? to ? see ? the ? green ? mark) ? note: ? green ? color ? data ? are ? after ? vqp, ? will ? be ? 5db ? down ? than ? normal ?? ? ? ? ?
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