1 sheet no.: op06055 notice the content of data sheet is subject to change without prior notice. in the absence of confirmation by device specification sheets, sharp takes no responsibility for any defects that may occur in equipment using any sharp devices shown in catalogs, data books, etc. contact sharp in order to obtain the latest device specification sheets before usin g any sharp device. PQ1CYXX3LZPH series to-263 surface mount type chopper regulator features outline dimensions (unit:mm) (2.4) ( 1.3) on/off fb (0 to 0.25) 10.6 max. 3.28 0.5 (0.55) 8.4 0.5 13.7 max. (0.6) (0.6) (0.6) (0.45) (0.45) 1.05 +0.2 ?0.1 1.05 +0.2 ?0.1 3?0.9 +0.2 ?0.1 4?(1.7) epoxy resin (0.6) 3.5 0.5 ( ) : typical dimensions 1 1 2 3 4 5 5 4 3 2 product mass:(1.0g) lead finish:lead-free solder plating (composition: sn2cu) applications PQ1CYXX3LZPH series 1. maximum switching current: 3.5a 2.built-in on/off control function 3.high frequency oscillation (oscillation frequency: 150khz) 4 . built-in overheat protection function, overcurrent shut-down function 5.fixed output voltage type (output voltage is 3.3v/5.0v) 6. rohs directive compliant 1.digital av equipment 2.oa equipment 3.crt monitor/lcd monitor parameter symbol rating unit 41 v v input voltage -1 w c power dissipation *1 *3 *2 junction temperature 150 operating temperature -20 to +85 storage temperature -40 to +150 soldering temperature 260(10s) 40 absolute maximum ratings (ta=25 c ) fb pin voltage input-output voltage c c c 8 v in v fb v i-o v p d output-gnd voltage v out v t j on/off pin voltage v c -0.3 to 40 v t opr t stg t sol switching current i sw 3.5 a 35 *4 *5 *1 voltage between v in terminal and gnd terminal. *2 voltage between v out terminal and gnd terminal. *3 voltage between on/off terminal and gnd terminal. *4 p d :with infinite heat sink 2 1 c y503l v in v out gnd (connected with heat sink) model line-up output voltage model no. 5.0v 3.3v pq1cy333lzph pq1cy503lzph *5 there is case that over heat protection function operates at the temperature t j =125 c to 150 c, so this item cannot be used in this temperature range. h lead finish identification mark
2 sheet no.: op06055 electrical characteristics parameter symbol conditions min. max. unit input voltage range 30 v temperature change in reference voltage 740 v output saturation voltage typ. load regulation 3.3 3.382 line regulation 5 5.125 % oscillation frequency % 1.3 2.5 77 80 150 on threshold voltage stand-by current 4.7 5.8 output off-state consumption current 5 a PQ1CYXX3LZPH series 0.5 v in i sw =3a tj=0 to 125c % khz v o pq1cy333lzph pq1cy503lzph v sat v ref regl i o =0.5 to 3a 0.2 1.5 regi pq1cy333lzph: v in =5.8 to 25v pq1cy503lzph: v in =8 to 35v i o =3a f o f o tj=0 125c (unless otherwise specified,condition shall be v in =12v,i o =0.5a,on-off terminals is open,t a =25 ) 5.5 1.4 1.8 v output voltage pq1cy333lzph pq1cy503lzph 3.218 4.875 efficiency pq1cy333lzph pq1cy503lzph % 135 165 temperature change in oscillator frequency 2 % i l i c(off) i c(on) v thon i sd i qs over current detector level 3.6 off-state current for control 5pin=2.5v v in =40v,5pin=5v v in =40v,4pin=v o +10% a v a ma on-state current for control 5pin=0.5v 0.1 a 4pin=0v,5pin 1.5 2 0.8 150 400 816 l:hk-10s100-4500(toho zinc co.,ltd.) d:erc80-004(fuji electronic components,ltd) d + + a a a i sd i qs v in c in 220 f PQ1CYXX3LZPH i c(on) i c(off) l 45 h i o v o c o 1000 h 5pin output low high open off on on 0 20 15 10 5 25 30 35 40 -20 0 25 50 85 75 125 100 150 p d :with infinite heat sink 0 0 1 1 2 3 4 2345 ta=25 c v in =12v fig.1 standard measuring circuit load fig.2 power dissipation vs.ambient temperature power dissipation p d (w) ambient temperature t a (c) note) oblique line portion:overheat protection may operate in this area output current i o (a) fig.3 overcurrent protection characteristics ( pq1cy333lzph ) output voltage vo (v) switching current peak
3 sheet no.: op06055 PQ1CYXX3LZPH series 01 2345 0 1 2 3 4 5 ta=25 c v in =12v 80 65 75 70 60 85 90 95 100 0 5 10 15 20 25 30 io=0.5a io=3a tj=25 c output current i o (a) fig.4 overcurrent protection characteristics ( pq1cy503lzph ) output voltage vo (v) input voltage v in (v) efficiency (%) fig.5 efficiency vs. input voltage pq1cy333lhzph ) 80 65 75 70 60 85 90 95 100 0 5 10 15 20 25 35 40 30 io=0.5a io=3a tj=25 c input voltage v in (v) efficiency (%) fig.6 efficiency vs. input voltage pq1cy503lhzph ) 01234 0.8 0.2 0.6 0.4 0 1.0 1.2 1.4 1.6 tj=25 c switching current i sw (a) output saturation voltage v sat (v) fig.7 output saturation voltage vs. switching current 0 50 100 150 200 250 010 40 20 30 tj=25 c -1.0 -0.5 0.0 0.5 1.0 -25 0 25 100 75 50 125 fig.8 stand-by current vs. input voltage intput voltage v in (v) standby current i sd ( a) fig.9 output voltage fluctuation vs. junction temperature junction temperature t j (c) output voltage fluctuation (%)
4 sheet no.: op06055 PQ1CYXX3LZPH series -0.5 0.0 0.5 1.0 1.5 2.0 0 0.5 3.0 2.0 1.5 1.0 2.5 tj=25 c v in =12v -0.5 0.0 0.5 1.0 1.5 2.0 0 0.5 3.0 2.0 1.5 1.0 2.5 tj=25 c v in =12v fig.10 load regulation vs. output current( pq1cy333lzph ) output current i o (a) load regulation r eg l(%) fig.11 load regulation vs. output current( pq1cy503lzph ) output current i o (a) load regulation r eg l(%) 010 515 3540 30 20 25 pq1cy333lzph pq1cy503lzph -0.5 0.0 0.5 1.0 1.5 2.0 tj=25 c i o =0.5a -10 -5 0 5 10 -25 0 25 100 75 50 125 fig.12 line regulation vs. input voltage input voltage v in (v) line regulation regi (%) fig.13 oscillation frequency fluctuation vs. junction temperature junction temperature t j (c) oscillation frequency fluctuation f o (%) -10 -5 0 5 -25 0 25 100 75 50 125 0 0.5 1.0 1.5 2.0 -25 0 25 100 75 50 125 fig.14 overcurrent detecting level fluctuation vs. junction temperature overcurrent detecting level fluctuation (%) junction temperature t j (c) junction temperature t j (c) fig.15 on threshold voltage vs. junction temperature on threshold voltage v thon (v)
5 sheet no.: op06055 PQ1CYXX3LZPH series input voltage v in (v) fig.19 block diagram 5 0 1015202530 15 10 5 0 io=3a io=0.5a tj=25 c 540 0101520253035 15 10 5 0 io=3a io=0.5a tj=25 c no load fig.16 operating dissipation current vs. input voltage ( pq1cy333lzph ) operating dissipation current i q ' (ma) input voltage v in (v) fig.17 operating dissipation current vs. input voltage ( pq1cy503lzph ) operating dissipation current i q ' (ma) no load -40 -20 0 25 50 75 85 100 125 0 1 2 3 4 6 5 cu area 3600mm 2 cu area 900mm 2 cu area 400mm 2 cu area 115mm 2 fig.18 power dissipation vs. ambient temperature (typical value) material : glass-cloth epoxy resin size cu thickness mounting pcb pcb cu ambient temperature t a (c) power dissipation p d (w) : 60601.6mm : 65 m q r s f/f 2 5 4 1 3 gnd v out on/off fb _ + _ + error amp. v in on/off circuit voltage regulator pwm comp. over current detection circuit over heat detection circuit f o converter circuit v ref oscillator
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