features output voltage range 5 to 24v output current up to 1a no external components required internal thermal overload protection internal short-circuit current limiting output transistor safe-area compensation output voltage offered in 4% tolerance standard application circuit a common ground is required between the input and the output voltages. the input voltage must remain typically 2.0v above the output voltage even during the low point on the input ripple voltage. xx = these two digits of the type number indicate voltage. * = cin is required if regulator is located an appreciable distance from power supply filter. ** = co is not needed for stability; however, it does improve transient response . absolute maximum rating (ta = 25 o c unless otherwise noted) parameter symbol limit unit input voltage v out =5~18v v in 35 v v out =24v 40 output current i out internal limited power dissipation p d internal limited operating junction temperature t j 0~+125 o c storage temperature range t stg -65~+150 o c thermal resistance - junction to case to-220 r ? jc 5 o c/w ito-220 5 thermal resistance - junction to ambient to-220 r ? ja 50 o c/w ito-220 60 note: absolute maximum ratings are those values beyond which damage to the device may occur. functional operation under these condition is not implied. to-220m-1 ? lm78xx pb free plating product lm78xx pb 3-terminal 1 a positive voltage regulator ? 2006 thinki semiconductor co.,ltd. http://www.thinkisemi.com/ page 1/7 unit : (mm) free datasheet http:///
(vin=10v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 4.80 5 5.20 v 7.5v vin 20v, 10ma iout 1a, pd 15w 4.75 5 5.25 line regulation regline tj=25 o c 7.5v vin 25v -- 3 100 mv 8v vin 12v -- 1 50 load regulation regload tj=25 o c 10ma iout 1a -- 15 100 250ma iout 750ma -- 5 50 quiescent current iq iout=0, tj=25 o c -- 4.2 8 ma quiescent current change ? iq 7.5v vin 25v -- -- 1.3 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 40 -- v ripple rejection ratio rr f=120hz, 8v vin 18v 62 78 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 17 -- m output short circuit current ios tj=25 o c -- 750 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -0.6 -- mv/ o c (vin=11v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 5.75 6 6.25 v 8.5v vin 21v, 10ma iout 1a, pd 15w 5.7 6 6.3 line regulation regline tj=25 o c 8.5v vin 25v -- 5 120 mv 9v vin 13v -- 1.5 60 load regulation regload tj=25 o c 10ma iout 1a -- 14 120 250ma iout 750ma -- 4 60 quiescent current iq iout=0, tj=25 o c -- 4.3 8 ma quiescent current change ? iq 8.5v vin 25v -- -- 1.3 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 45 -- uv ripple rejection ratio rr f=120hz, 9v vin 19v 59 75 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 19 -- m output short circuit current ios tj=25 o c -- 550 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -0.7 -- mv/ o c pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible, and thermal effects must be taken into account separately. this specification applies only for dc power dissipation permitted by absolute maximum ratings. LM7805 electrical characteristics lm7806 electrical characteristics ? 2006 thinki semiconductor co.,ltd. http://www.thinkisemi.com/ page 2/7 ? lm78xx free datasheet http:///
vin=14v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 7.69 8 8.32 v 10.5v vin 23v, 10ma iout 1a, pd 15w 7.61 8 8.40 line regulation regline tj=25 o c 10.5v vin 25v -- 6 160 mv 11v vin 17v -- 2 80 load regulation regload tj=25 o c 10ma iout 1a -- 12 160 250ma iout 750m a -- 4 80 quiescent current iq iout=0, tj=25 o c -- 4.3 8 ma quiescent current change ? iq 10.5v vin 25v -- -- 1 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 52 -- v ripple rejection ratio rr f=120hz, 11v vin 21v 56 72 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 16 -- m output short circuit current ios tj=25 o c -- 450 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -0.8 -- mv/ o c (vin=15v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 8.65 9 9.36 v 11.5v vin 23v, 10ma iout 1a, pd 15w 8.57 9 9.45 line regulation regline tj=25 o c 11.5v vin 26v -- 6 180 mv 12v vin 17v -- 2 90 load regulation regload tj=25 o c 10ma iout 1a -- 12 180 250ma iout 750ma -- 4 90 quiescent current iq iout=0, tj=25 o c -- 4.3 8 ma quiescent current change ? iq 11.5v vin 26v -- -- 1 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 52 -- uv ripple rejection ratio rr f=120hz, 12v vin 22v 55 72 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 16 -- m output short circuit current ios tj=25 o c -- 450 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -1 -- mv/ o c pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible, and thermal effects must be taken into account separately. this specification applies only for dc power dissipation permitted by absolute maximum ratings. lm7808 electrical characteristics lm7809 electrical characteristics ? 2006 thinki semiconductor co.,ltd. http://www.thinkisemi.com/ page 3/7 ? lm78xx free datasheet http:///
vin=16v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 9.6 10 10.4 v 12.5v vin 25v, 10ma iout 1a, pd 15w 9.5 10 10.5 line regulation regline tj=25 o c 12.5v vin 28v -- 7 200 mv 13v vin 17v -- 2 100 load regulation regload tj=25 o c 10ma iout 1a -- 12 200 250ma iout 750m a -- 4 100 quiescent current iq iout=0, tj=25 o c -- 4.3 8 ma quiescent current change ? iq 12.5v vin 28v -- -- 1 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 70 -- v ripple rejection ratio rr f=120hz, 13v vin 23v 55 71 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 18 -- m output short circuit current ios tj=25 o c -- 400 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -1 -- mv/ o c (vin=19v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 11.53 12 12.48 v 14.5v vin 27v, 10ma iout 1a, pd 15w 11.42 12 12.60 line regulation regline tj=25 o c 14.5v vin 30v -- 10 240 mv 15v vin 19v -- 3 120 load regulation regload tj=25 o c 10ma iout 1a -- 12 240 250ma iout 750ma -- 4 120 quiescent current iq tj=25 o c, iout=0 -- 4.3 8 ma quiescent current change ? iq 14.5v vin 30v -- -- 1 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 75 -- uv ripple rejection ratio rr f=120hz, 15v vin 25v 55 71 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 18 -- m output short circuit current ios tj=25 o c -- 350 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -1 -- mv/ o c pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible, and thermal effects must be taken into account separately. this specification applies only for dc power dissipation permitted by absolute maximum ratings. lm7810 electrical characteristics lm7812 electrical characteristics ? 2006 thinki semiconductor co.,ltd. http://www.thinkisemi.com/ page 4/7 ? lm78xx free datasheet http:///
vin=23v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 14.42 15 15.60 v 17.5v vin 30v, 10ma iout 1a, pd 15w 14.28 15 15.75 line regulation regline tj=25 o c 17.5v vin 30v -- 12 300 mv 18v vin 22v -- 3 150 load regulation regload tj=25 o c 10ma iout 1a -- 12 300 250ma iout 750ma -- 4 150 quiescent current iq tj=25 o c, iout=0 -- 4.3 8 ma quiescent current change ? iq 17.5v vin 30v -- -- 1 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 90 -- v ripple rejection ratio rr f=120hz, 18v vin 28v 54 70 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 19 -- m output short circuit current ios tj=25 o c -- 230 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -1 -- mv/ o c (vin=24v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 17.30 18 18.72 v 21v vin 33v, 10ma iout 1a, pd 15w 17.14 18 18.90 line regulation regline tj=25 o c 21v vin 33v -- 15 360 mv 22v vin 26v -- 5 180 load regulation regload tj=25 o c 10ma iout 1a -- 12 360 250ma iout 750ma -- 4 180 quiescent current iq tj=25 o c, iout=0 -- 4.5 8 ma quiescent current change ? iq 21v vin 33v -- -- 1 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 110 -- uv ripple rejection ratio rr f=120hz, 21v vin 31v 54 70 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 22 -- m output short circuit current ios tj=25 o c -- 200 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -1 -- mv/ o c pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible, and thermal effects must be taken into account separately. this specification applies only for dc power dissipation permitted by absolute maximum ratings. lm7815 electrical characteristics lm7818 electrical characteristics ? 2006 thinki semiconductor co.,ltd. http://www.thinkisemi.com/ page 5/7 ? lm78xx free datasheet http:///
vin=33v, iout=500ma, 0 o c tj 125 o c, cin=0.33uf, cout=0.1uf; unless otherwise specified.) parameter symbol test condition min typ max unit output voltage vout tj=25 o c 23.07 24 24.96 v 27v vin 38v, 10ma iout 1a, pd 15w 22.85 24 25.20 line regulation regline tj=25 o c 27v vin 38v -- 18 480 mv 28v vin 32v -- 6 240 load regulation regload tj=25 o c 10ma iout 1a -- 12 480 250ma iout 750ma -- 4 240 quiescent current iq iout=0, tj=25 o c -- 4.6 8 ma quiescent current change ? iq 27v vin 38v -- -- 1 10ma iout 1a -- -- 0.5 output noise voltage vn 10hz f 100khz, tj=25 o c -- 170 -- v ripple rejection ratio rr f=120hz, 27v vin 37v 54 70 -- db voltage drop vdrop iout=1.0a, tj=25 o c -- 2 -- v output resistance rout f=1khz -- 28 -- m output short circuit current ios tj=25 o c -- 150 -- ma peak output current io peak tj=25 o c -- 2.2 -- a temperature coefficient of output voltage ? vout/ ? tj iout=10ma, 0 o c tj 125 o c -- -1.5 -- mv/ o c pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible, and thermal effects must be taken into account separately. this specification applies only for dc power dissipation permitted by absolute maximum ratings. lm7824 electrical characteristics ? 2006 thinki semiconductor co.,ltd. http://www.thinkisemi.com/ page 6/7 ? lm78xx free datasheet http:///
electrical characteristics curve figure 1. peak output current as a function of input-output differential voltage figure 2. ripple rejection as a function of output voltage figure 3. ripple rejection as a function of frequency figure 4. output voltage as a function of junction temperature figure 5. output impedance as a function of output voltage figure 6. quiescent current as a function of temperature ? lm78xx ? 2006 thinki semiconductor co.,ltd. http://www.thinkisemi.com/ page 7/7 free datasheet http:///
|
