241 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series 1 2 + 4 3 reference voltage generation circuit output on/off control circuit overheat protection circuit pq05rf2 series/ pq05rf21 series 1 2 4 + 3 reference voltage generation circuit ? aso protection circuit overheat protection circuit pq05rf2v series ? aso : area of safety operation ? aso protection circuit pq05rf2/21/2v series outline dimensions (unit : mm) 2a output, low power-loss voltage regulators features low power-loss(dropout voltage: max. 0.5v) compact resin full-mold package. built-in on/off control terminal( pq05rf2/pq05rf21 series) built-in output voltage minute adjustment terminal(ripple rejection is improved)( pq05rf2v series) pq05rf2 pq05rf21 pq05rf2v output voltage precision: 5% output voltage precision: 2.5% minute adjustment ( output voltage adjustment range: 10%) model line-ups 5v output pq09rf2 pq09rf21 pq09rf2v 9v output pq12rf2 pq12rf21 pq12rf2v 12v output pq15rf2 pq15rf21 pq15rf2v 15v output output voltage applications series power supply for various electronic equipment such as vcrs, electronic munic instruments pq05rf2 internal connection diagram specific ic pq05rf2/21 series ? dc input(v in ) ? dc output(v o ) ? gnd ? on/off control terminal(v c ) pq05rf2v series ? dc input(v in ) ? dc output(v o ) ? gnd ? output voltage minute adjustment terminal(v adj ) 29.1max 10.2max 7.4 0.2 3.6 0.2 3.2 0.1 +0.3 0 4 1.4 +0.2 0.1 4 0.6 13.5min 3 (2.54) 4.5 0.2 2.8 0.2 15.6 0.5 15.6 0.5 4.8max (1.5) (0.5) ???? ?? ? ? equivalent circuit diagram please refer to the chapter " handling precautions ". notice in the absence of confirmation by device specification sheets,sharp takes no responsibility for any defects that may occu r 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 a ny sharp device. internet internet address for electronic components group http://sharp-world.com/ecg/
242 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series parameter symbol rating unit v in v c i o p d1 p d2 t j t opr t stg t sol 35 35 2 1.5 18 150 20 to +80 40 to +150 260 (for 10s) v v a w w ? c ? c ? c ? c input voltage on/off control terminal voltage output current power dissipation(no heat sink) power dissipation(with infinite heat sink) junction temperature operating temperature storage temperature soldering temperature ? 1 ? 1 ? 2 ? 1 all are open except gnd and applicable terminals. ? 2 overheat protection may operate at 125<=t j <=150 ? c. absolute maximum ratings (t a =25 ? c) pq05rf2 series pq05rf21 series parameter symbol conditions v o r eg l r eg i tcvo rr v i -o v c ( on ) i c ( on ) v c ( off ) i c ( off ) i q v o ( adj ) output voltage load regulation line regulation temperature coefficient of output voltage ripple rejection dropout voltage on-state voltage for control on-state current for current off-state voltage for control off-state current for control quiescent current output voltage minute adjustment range unit max. typ. min. 4.75 8.55 11.4 14.25 4.88 8.78 11.7 14.63 ? ? ? 45 55 ? 2.0 ? 6 ? ? ? ? 4.5 8.1 10.8 13.5 ? i o =5ma to 2a ? 4 t j =0 to 125 ? c i o =0.5a refer to fig.2 ? 5 , i o =2a ? v c =2.7v ? v c =0.4v i o =0 ? 5.0 9.0 12.0 15.0 5.0 9.0 12.0 15.0 0.5 0.5 0.02 55 ? ? ? ? ? ? ? 5.0 9.0 12.0 15.0 5.25 9.45 12.6 15.75 5.12 9.22 12.3 15.37 2.0 2.5 ? ? ? 0.5 ? 20 0.8 0.4 10 5.5 9.9 13.2 16.5 v % % %/ ? c db db v v a v ma ma v electrical characteristics ? 3 pq05rf2 series : v in =7v, pq09rf2 series : v in =15v, pq12rf2 series :v in =18v, pq15rf2 series : v in =23v ? 4 pq05rf2/pq05rf21/pq05rf2v : v in =6 to 12v pq09rf2/pq09rf21/pq09rf2v : v in =10 to 25v pq12rf2/pq12rf21/pq12rf2v : v in =13 to 29v pq15rf2/pq15rf21/pq15rf2v : v in =16 to 32v ? 5 input voltage shall be the value when output voltage is 95% in comparison with the initial value. ? 6 in case of opening control terminal ? , output voltage turns on.( pq05rf2/pq05rf21 series ) (unless otherwise specified, condition shall be io=1a, t a =25 ? c, ? 3 ) pq05rf2/pq05rf2v pq09rf2/pq09rf2v pq12rf2/pq12rf2v pq15rf2/pq15rf2v pq05rf21 pq09rf21 pq12rf21 pq15rf21 pq05rf2/pq05rf21series pq05rf2v series pq05rf2/pq05rf21series pq05rf2/pq05rf21series pq05rf2/pq05rf21series pq05rf2/pq05rf21series pq05rf2v pq09rf2v pq12rf2v pq15rf2v
243 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series fig. 1 test circuit fig. 5 output voltage minute adjustment characteristics (pq05rf2v) fig. 6 output voltage minute adjustment characteristics (pq09rf2v) fig. 2 test circuit of ripple rejection 10 2 10 3 10 4 4.5 5.0 5.5 6.0 r 1 =390 ? r 1 =1k ? r 1 = 3.9k ? output voltage v o (v) r 2 ( ? ) 10 3 10 4 10 5 8.1 9.0 9.9 r 1 =390 ? r 1 =1k ? r 1 =3.9k ? output voltage v o (v) r 2 ( ? ) fig. 3 power dissipation vs. ambient temperature fig. 4 overcurrent protection characteristics (typical value) 0 20 0 p d1 p d2 50 100 150 5 10 15 20 power dissipation p d (w) ambient temperature t a ( ? c) p d1 : no heat sink p d2 : with infinite heat sink 0 1.0 2.0 3.0 4.0 100 80 40 60 20 0 relative output voltage (%) output current i o (a) note) oblique line portion : overheat protection may operate in this area. 3.3 f pq05rf2/pq05rf21 series pq05rf2v series v e i v in e o r l 0.33 f 47 f + + v e i v in e o r l 0.33 f 47 f + + + f=120hz(sine wave) e i(rms) =0.5v rr=20 log(e i(rms) /e o(rms) ) f=120hz(sine wave) e i(rms) =0.5v rr=20 log(e i(rms) /e o(rms) ) 1 2 3 4 1 2 3 4 a v a a v in i q i c i o v o v c r l 0.33 f 47 f + a v a v in i q i o v o r l 0.33 f 3.3 f pq05rf2/pq05rf21 series pq05rf2v series 47 f + + 1 2 3 4 1 2 3 4
244 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series fig. 7 output voltage minute adjustment characteristics (pq12rf2v) fig. 9 output voltage deviation vs. junction temperature (pq05rf2/pq05rf21/pq05rf2v) fig.11 output voltage deviation vs. junction temperature (pq12rf2/pq12rf21/pq12rf2v) fig.10 output voltage deviation vs. junction temperature (pq09rf2/pq09rf21/pq09rf2v) fig.12 output voltage deviation vs. junction temperature (pq15rf2/pq15rf21/pq15rf2v) fig. 8 output voltage minute adjustment characteristics (pq15rf2v) 10 3 10 4 10 5 10.8 12.0 13.2 r 1 =390 ? r 1 =1k ? r 1 =3.9k ? output voltage v o (v) r 2 ( ? ) 10 3 10 4 10 5 13.5 15.0 16.5 r 1 =390 ? r 1 =1k ? r 1 =3.9k ? output voltage v o (v) r 2 ( ? ) v in =7v i o =0.5a 25 0 50 25 100 75 125 150 100 50 0 50 100 output voltage deviation ? v o (mv) junction temperature t j ( ? c) v in =15v i o =0.5a 25 0 50 25 100 75 125 250 150 100 50 0 50 100 150 output voltage deviation ? v o (mv) junction temperature t j ( ? c) 200 25 0 50 25 100 75 125 250 200 150 100 50 0 50 100 150 output voltage deviation ? v o (mv) junction temperature t j ( ? c) v in =18v i o =0.5a v in =23v io=0.5a 200 25 0 50 25 100 75 125 250 200 150 100 50 0 50 100 150 output voltage deviation ? v o (mv) junction temperature t j ( ? c)
245 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series fig.13 output voltage vs. input voltage (pq05rf2/pq05rf21/pq05rf2v) fig.15 output voltage vs. input voltage (pq12rf2/pq12rf21/pq12rf2v) fig.17 circuit operating current vs. input voltage (pq05rf2/pq05rf21/pq05rf2v) fig.16 output voltage vs. input voltage (pq15rf2/pq15rf21/pq15rf2v) fig.18 circuit operating current vs. input voltage (pq09rf2/pq09rf21/pq09rf2v) fig.14 output voltage vs. input voltage (pq09rf2/pq09rf21/pq09rf2v) 0 02 6 4810 8 7 6 5 4 3 2 1 output voltage v o (v) input voltage v in (v) r l = r l =5 ? r l =2.5 ? 0 0 5 10 15 5 10 output voltage v o (v) input voltage v in (v) r l = r l =9 ? r l =4.5 ? 0 0 5 10 15 20 25 5 10 15 20 r l = r l =12 ? r l =6 ? output voltage v o (v) input voltage v in (v) 0 0 5 10 15 20 25 5 10 15 20 output voltage v o (v) input voltage v in (v) r l = r l =15 ? r l =7.5 ? 0 01015 5 20 40 60 r l = r l = r l =9 ? r l =9 ? r l =4.5 ? r l =4.5 ? 80 circuit operating current i bias (ma) input voltage v in (v) 0 0510 20 40 60 r l = r l =5 ? r l =2.5 ? 80 circuit operating current i bias (ma) input voltage v in (v)
246 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series fig.19 circuit operating current vs. input voltage (pq12rf2/pq12rf21/pq12rf2v) fig.21 dropout voltage vs. junction temperature fig.23 ripple rejection vs. input ripple frequency fig.22 quiescent current vs. junction temperature fig.24 ripple rejection vs. input ripple frequency (pq05rf2v/pq09rf2v/pq12rf2v/pq15rf2v) fig.20 circuit operating current vs. input voltage (pq15rf2/pq15rf21/pq15rf2v) (pq05rf2/pq05rf21/pq09rf2/pq09rf21/pq12rf2/ pq12rf21/pq15rf2/pq15rf21) 0 0 5 10 15 20 25 20 40 60 r l = r l = r l =12 ? r l =12 ? r l =6 ? r l =6 ? 80 input voltage v in (v) circuit operating current i bias (ma) 0 0 5 10 15 20 30 25 20 40 60 r l = r l = r l =15 ? r l =15 ? r l =7.5 ? r l =7.5 ? 80 circuit operating current i bias (ma) input voltage v in (v) 25 0 50 25 100 75 125 0.5 0.4 0.2 0.3 0.1 0 dropout voltage v i o (v) junction temperature t j ( ? c) i o =2a 1.5a 1a 0.5a 0 25 0 25 50 75 100 125 2 4 6 8 v in =35v i o =0 10 quiescent current i q (ma) junction temperature t j ( ? c) 0 0.1 10 1 100 10 20 30 40 50 60 70 80 ripple rejection rr (db) input ripple frequency f (khz) io=0.5a,e i(rms) =0.5v v in =7v( pq05rf2/pq05rf21 ) v in =15v( pq09rf2/pq09rf21 ) v in =18v( pq12rf2/pq12rf21 ) v in =23v( pq15rf2/pq15rf21 ) 0 0.1 10 1 100 10 20 30 40 50 60 70 80 ripple rejection rr (db) input ripple frequency f (khz) io=0.5a,e i(rms) =0.5v c ref =3.3 f v in =7v( pq05rf2v ) v in =15v( pq09rf2v ) v in =18v( pq12rf2v ) v in =23v( pq15rf2v )
247 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series fig.25 ripple rejection vs. output current typical application pq05rf2a pq05rf2b output voltage precision: 5% output voltage precision: 2.5% model line-ups for lead forming type 5v output 9v output 12v output output voltage pq09rf2a pq09rf2b pq12rf2a pq12rf2b 15v output pq15rf2a pq15rf2b specific ic + + specific ic + + + high or open : output on low : output off v in v o c o on/off signal cmos or ttl v in v o c ref c o r 1 r 2 r 1 ' r 2 ' v o =v ref ? 1+ r 2 ' ? r 2 r 2 '+r 2 r 1 '+r 1 r 1 ' ? r 1 v ref nearly=1.26v,r 1 ' nearly=390 ? pq05rf2v : r 2 'nearly=1.16k ? pq09rf2v : r 2 'nearly=2.40k ? pq12rf2v : r 2 'nearly=3.32k ? pq15rf2v : r 2 'nearly=4.45k ? (note) r 1 ' and r 2 ' are built in a specific ic. load load pq05rf2/pq05rf21 series pq05rf2v series 1 2 3 4 1 2 3 4 30 0 0.5 1.0 1.5 2.0 40 50 60 70 f=120hz,e i(rms) =0.5v,c ref =3.3 f(vtype) v in = 7v( pq05rf2 series) v in = 15v( pq09rf2 series) v in = 18v( pq12rf2 series) v in = 23v( pq15rf2 series) 80 ripple rejection rr (db) output current i o (a) pq05rf2/21,pq09rf2/21 pq12rf2/21,pq15rf2/21 pq05rf2v,pq09rf2v pq12rf2v,pq15rf2v
248 low power-loss voltage regulators pq05rf2/pq05rf21/pq05rf2v series outline dimensions (pq05rf2a/pq05rf2b series) note) the value of absolute maximum ratings and electrical characteristics is same as ones of pq05rf2/21series. precautions for use (1) minute adjustment of output voltage ( pq05rf2v series) if the external resistor is attached to the terminals ? , ? and ? , minute adjustment of output voltage is possible. (refer to the example of basic circuit ( pq05rf2v series) and fig.5 to 8.) pq05rf2 specific ic internal connection diagram (24.6) 10.2max 7.4 0.2 3.6 0.2 3.2 0.1 +0.3 0 4 1.4 +0.2 0.1 4 0.6 3 (2.54) 4.5 0.2 2.8 0.2 16.4 0.7 (2.0) (3.2) (5 0.5) 5 0.5 8.2 0.7 (0.5) (1.5) 4.4min ? ( ) : typical value ? radius of lead forming portion : r=0.5 to 1.5mm pq05rf2/21 series ? dc input(v in ) ? dc output(v o ) ? gnd ? on/off control terminal(v c ) pq05rf2v series ? dc input(v in ) ? dc output(v o ) ? gnd ? output voltage minute adjustment terminal(v adj ) ???? ? ? ? ? (unit : mm)
|
