low power-loss voltage regulators pqxxxeh02z series pqxxxeh02z series low voltage operation low power-loss voltage regulators outline dimensions (unit : mm) features low voltage operation (minimum operating voltage: 2.35v) 2.5v input available 1.5 to 1.8v output large output current type (i o : 2a) low dissipation current (quiescent current: max. 2ma output off-state dissipation current: max. 5?) low power-loss built-in overcurrent and overheat protection functions to-263 surface mount package applications personal computers and peripheral equipment power supplies for various digital electronic equipment such as dvd player or stb power supplies for automotive equipment such as car navigation system model line-up ?lease refer to the chapter " handling precautions ". absolute maximum ratings 2a package type taping sleeve output voltage(v o ) 1.5v pq015eh02zp pq015eh02zz 1.8v pq018eh02zp pq018eh02zz 2.5v pq025eh02zp pq025eh02zz output current(i o ) (t a =25 ? c) input voltage on/off control terminal voltage output current power dissipation junction temperature operating temperature storage temperature soldering temperature ? 1 ? 1 ? 2 ? 3 symbol v in v c i o p d t j t opr t stg t sol rating 10 10 2 35 150 40 to +85 40 to +150 260(10s) unit v v a w ? c ? c ? c ? c parameter ? 1 all are open except gnd and applicable terminals ? 2 p d :with infinite heat sink ? 3 overheat protection may operate at 125 <=t j <=150 ? c 10.6 max. 8.4 0.5 (2.4) (1.3) 13.7 max. 1.05 4 (1.7) 3.5 0.5 015eh02 1.05 0.9 0.9 0.9 (0.6) (0.6) 3.28 0.5 (0.6) (0.45) (0.55) dc input (v in ) on/off control terminal (v c ) dc output (v o ) nc gnd dc output (v o ) 1 5 4 3 2 (heat sink is common to terminal ) 6 3 1 2 3 4 5 6 2 3 1 r 1 r 2 amp on/off control circuit 5 control circuit overheat protection overcurrent protection reference voltage 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 using any sharp device. internet internet address for electronic components group http://sharp-world.com/ecg/
low power-loss voltage regulators pqxxxeh02z series i o r l v c v in ei eo + + f=120hz(sine wave) e i(rms) =0.5v v in =v o (typ)+2v i o =0.3a rr=20log(e i(rms) /e o(rms) ) 2.7v 3 1 2 5 0.33 f 47 f v ~ ~ input voltage line-up output voltage line-up fig.1 test circuit electrical characteristics pq015eh02z pq018eh02z pq025eh02z symbol v in conditions i o =1a,v c =2.7v,t a =25 ? c min. 2.35 2.35 3.0 typ. max. 10 10 10 unit v model no. input voltage output voltage ? 4 load regulation line regulation temperature coefficient of output voltage ripple rejection on-state voltage for control on-state current for control off-state voltage for control off-state current for control quiescent current output off-state dissipation current ? 4 in case of opening control terminal , output voltage turns off. 2 symbol v in v o r eg l r eg i t c v o rr v c(on) i c(on) v c(off) i c(off) i q i qs conditions i o =5ma to 2a v in =v o (typ.)+1v to v o (typ.)+6v, i o =5ma i o =5ma, t j =0 to 125 ? c refer to fig.2 i o =0a i o =0a, v c =0.4v i o =0a i o =0a, v c =0.4v min. refer to the table below refer to the table below 45 2.0 typ. 0.2 0.1 0.01 60 1 max. 2.0 1.0 200 0.8 2 2 5 unit v v % % %/ ? c db v a v a ma a parameter (unless otherwise specified, condition shall be v in =v o (typ.)+1v, i o =1a,v c =2.7v,t a =25 ? c) pq015eh02z pq018eh02z pq025eh02z symbol v o conditions v in =v o (typ.)+1v, i o =1a,v c =2.7v,t a =25 ? c min. 1.45 1.75 2.438 typ. 1.5 1.8 2.5 max. 1.55 1.85 2.562 unit v model no. r l i c i q i o v o v c + 0.33 f 47 f v in a a 3 2 5 1 v a fig.2 test circuit of ripple rejection
low power-loss voltage regulators pqxxxeh02z series fig.3 power dissipation vs. ambient temperature fig.4 overcurrent protection characteristics (pq015eh02z) fig.6 overcurrent protection characteristics (pq025eh02z) fig.7 output voltage fluctuation vs. junction temperature (pq015eh02z) fig.8 output voltage fluctuation vs. junction temperature (pq018eh02z) fig.5 overcurrent protection characteristics (pq018eh02z) power dissipation p d (w) 40 20 400 20 60 80 100 0 20 15 5 10 30 25 40 35 ambient temperature t a ( c) note) oblique line portion:overheat protection may operate in this area. p d : with infinite heat sink output current i o (a) output voltage v o (v) 0 1.0 2.0 3.0 4.0 0.4 0.2 0 1.0 1.6 1.4 1.2 0.8 0.6 2.0 1.8 v in =2.35v 2.5v 3.3v 5v 3v v c =2.7v c in =0.33 f c o =47 f output current i o (a) output voltage v o (v) 0 1.0 2.0 3.0 4.0 0.4 0.2 0 1.0 1.6 1.4 1.2 0.8 0.6 2.0 1.8 v in =2.35v 2.8v 3.3v 5v 3v v c =2.7v t a =room temp c in =0.33 f c o =47 f output current i o (a) output voltage v o (v) 0 1.0 2.0 3.0 4.0 1.0 0.5 0 1.5 2.0 3.0 2.5 v in =3v 4.5v 3.3v 5v 6v 3.6v v c =2.7v t a =room temp c in =0.33 f c o =47 f junction temperature t j ( ? c) output voltage fluctuation ? v o (mv) 50 0 2 5 25 50 75 100 125 20 30 40 50 10 0 10 40 30 20 50 v in =2.5v v c =2.7v i o =1a c in =100 f c o =100 f junction temperature t j ( ? c) output voltage fluctuation ? v o (mv) 50 0 25 25 50 75 100 125 20 30 40 50 10 0 10 40 30 20 50 v in =2.8v v c =2.7v i o =1a c in =100 f c o =100 f
low power-loss voltage regulators pqxxxeh02z series fig.14 circuit operating current vs. input voltage (pq018eh02z) fig.13 circuit operating current vs. input voltage (pq015eh02z) fig.9 output voltage fluctuation vs. junction temperature (pq025eh02z) fig.10 output voltage vs. input voltage (pq015eh02z) fig.11 output voltage vs. input voltage (pq018eh02z) fig.12 output voltage vs. input voltage (pq025eh02z) junction temperature t j ( ? c) output voltage fluctuation ? v o (mv) 50 0 2 5 25 50 75 100 125 20 30 40 50 10 0 10 40 30 20 50 v in =3.5v v c =2.7v i o =1a c in =100 f c o =100 f input voltage v in (v) output voltage v o (v) 01 4 10 89 753 26 0.6 0.8 1.2 1.6 0.2 0.4 0 1.0 1.8 1.4 2.0 v c =2.7v, t a =25 ? c c in =0.33 f, c o =47 f r l =0.75 ? (i o =2a) r l =1.5 ? (i o =1a) r l = ? (i o =0a) input voltage v in (v) output voltage v o (v) 01 4 10 89 753 26 0.6 0.8 1.2 1.6 0.2 0.4 0 1.0 1.8 1.4 2.0 v c =2.7v, t a =25 ? c c in =0.33 f, c o =47 f r l =0.9 ? (i o =2a) r l =1.8 ? (i o =1a) r l = ? (i o =0a) input voltage v in (v) output voltage v o (v) 04 123 5678910 0.5 1.0 0 1.5 2.0 3.0 2.5 r l =1.25 ? (i o =2a) r l =2.5 ? (i o =1a) r l = ? (i o =0a) v c =2.7v t a =25 ? c c in =0.33 f c o =47 f input voltage v in (v) circuit operating current i bias (ma) 01 4 10 89 753 26 20 10 0 30 50 40 60 v c =2.7v, t a =25 ? c c in =0.33 f, c o =47 f r l =0.75 ? (i o =2a) r l =1.5 ? (i o =1a) r l = ? (i o =0a) 01 4 10 89 753 26 20 10 0 30 50 40 60 v c =2.7v, t a =25 ? c c in =0.33 f, c o =47 f r l =0.9 ? (i o =2a) r l =1.8 ? (i o =1a) r l = ? (i o =0a) input voltage v in (v) circuit operating current i bias (ma)
low power-loss voltage regulators pqxxxeh02z series fig.15 circuit operating current vs. input voltage (pq025eh02z) fig.16 quiescent current vs. junction temperature fig.17 on-off control voltage vs. junction temperature fig.18 ripple rejection vs. input ripple frequency fig.19 ripple rejection vs. output current 01 4 10 89 753 26 20 10 0 30 50 40 60 v c =2.7v, t a =room temp c in =0.33 f, c o =47 f r l =1.25 ? (i o =2a) r l =2.5 ? (i o =1a) r l = ? (i o =0a) input voltage v in (v) circuit operating current i bias (ma) junction temperature t j ( ? c) quiescent current i q (ma) 50 25 0 2 5 5 0 7 5 100 125 0.5 0 1 1.5 2 v c =2.7v, i o =0a c in =100 f, c o =100 f pq025eh02z pq018eh02z pq015eh02z junction temperature t j ( ? c) on-off control voltage v c(on/off) (v) 50 25 25 1251007550 0 1 0.5 0 2 1.5 2.5 v in =v o +1v i o =0a, c in =100 f, c o =100 f input ripple frequency f (khz) ripple rejection rr (db) 0.1 10 100 1 30 20 10 0 60 70 40 50 80 e i(rms) =0.5v, v in =v o (typ)+2v v c =2.7v, i o =0.5a, c o =47 f, t a =25 ? c pq018eh02z pq025eh02z pq015eh02z output current i o (a) ripple rejection rr (db) 0.0 1.4 1.6 1.8 2.00.60.40.2 0.8 1.0 1.2 50 45 40 35 30 65 75 70 55 60 80 e i(rms) =0.5v, f=120hz v in =v o (typ)+2v v c =2.7v, c o =47 f, t a =25 ? c pq018eh02z pq025eh02z pq015eh02z
low power-loss voltage regulators pqxxxeh02z series fig.20 power dissipation vs. ambient temperature (typical value) ambient temperature t a ( ? c) power dissipation p d (w) 40 40 60 80 0 20 20 2 1 0 4 5 3 6 cu area 115 mm 2 cu area 400 mm 2 cu area 900 mm 2 cu area 3 600 mm 2 material : glass-cloth epoxy resin size : 60 60 1.6mm cu thickness : 65 m pwb pwb cu
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