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?2003 fairchild semiconductor corporation www.fairchildsemi.com rev. 1.0.0 features ? output current up to 1a ? output voltages of 5, 6, 8, 9, 12, 15, 18, 24v ? thermal overload protection ? short circuit protection ? output transistor safe operating area protection description the mc78xxe/lm78xxe/mc78xxae series of three terminal positive regulators are available in the to-220/d-pak package and with several fixed output voltages, making them useful in a wide range of applications. each type employs internal current limiting, thermal shut down and safe operating area protection, making it essentially indestructible. if adequate heat sinking is provided, they can deliver over 1a output current. although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain adjustable voltages and currents. to-220 d-pak 1. input 2. gnd 3. output 1 1 gnd gnd internal block digram series pass element soa protection error amplifier thermal protection current generator reference voltage starting circuit output 3 gnd 2 input 1 mc78xxe/lm78xxe/mc78xxae 3-terminal 1a positive voltage regulator
mc78xxe/lm78xxe/mc78xxae 2 absolute maximum ratings electrical characteristics (mc7805e/lm7805e) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i = 10v, c i = 0.33 f, c o = 0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol value unit input voltage (for v o = 5v to 18v) (for v o = 24v) v i v i 35 40 v v thermal resistance junction-cases (to-220) r jc 5 c/w thermal resistance junction-air (to-220) r ja 65 c/w operating temperature range t opr 0 ~ +125 c storage temperature range t stg -65 ~ +150 c parameter symbol conditions mc7805e/lm7805e unit min. typ. max. output voltage v o t j = +25 c 4.8 5.0 5.2 5.0ma io 1.0a, p o 15w v i = 7v to 20v 4.75 5.0 5.25 v line regulation (note1) regline t j = +25 c v o = 7v to 25v - 4.0 100 mv v i = 8v to 12v - 1.6 50 load regulation (note1) regload t j = +25 c i o = 5.0ma to1.5a - 9 100 mv i o =250ma to 750ma -450 quiescent current i q t j = +25 c-5.08.0ma quiescent current change ? i q i o = 5ma to 1.0a - 0.03 0.5 ma v i = 7v to 25v - 0.3 1.3 output voltage drift (note2) ? v o / ? ti o = 5ma - -0.8 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-42- v/vo ripple rejection (note2) rr f = 120hz v o = 8v to 18v 62 73 - db dropout voltage v drop i o = 1a, t j =+25 c-2-v output resistance (note2) r o f = 1khz - 15 - m ? short circuit current i sc v i = 35v, t a =+25 c - 230 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 3 electrical characteristics (mc7806e) (continued) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i =11v, c i = 0.33 f, c o = 0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions mc7806e unit min. typ. max. output voltage v o t j = +25 c 5.75 6.0 6.25 5.0ma i o 1.0a, p o 15w v i = 8.0v to 21v 5.7 6.0 6.3 v line regulation (note1) regline t j =+25 c v i = 8v to 25v - 5 120 mv v i = 9v to 13v - 1.5 60 load regulation (note1) regload t j =+25 c i o =5ma to 1.5a - 9 120 mv i o =250ma to750a - 3 60 quiescent current i q t j =+25 c-5.08.0ma quiescent current change ? i q i o = 5ma to 1a - - 0.5 ma v i = 8v to 25v - - 1.3 output voltage drift (note2) ? v o / ? ti o = 5ma - -0.8 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-45- v/vo ripple rejection (note2) rr f = 120hz v i = 9v to 19v 59 75 - db dropout voltage v drop i o = 1a, t j = +25 c-2-v output resistance (note2) r o f = 1khz - 19 - m ? short circuit current i sc v i = 35v, t a = +25 c - 250 - ma peak current (note2) i pk t j =+25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 4 electrical characteristics (mc7808e) (continued) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i =14v, c i = 0.33 f, c o = 0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions mc7808e unit min. typ. max. output voltage v o t j =+25 c 7.7 8.0 8.3 5.0ma i o 1.0a, p o 15w v i = 10.5v to 23v 7.6 8.0 8.4 v line regulation (note1) regline t j =+25 c v i = 10.5v to 25v - 5.0 160 mv v i = 11.5v to 17v - 2.0 80 load regulation (note1) regload t j =+25 c i o = 5.0ma to 1.5a - 10 160 mv i o = 250ma to 750ma - 5.0 80 quiescent current i q t j =+25 c-5.08.0ma quiescent current change ? i q i o = 5ma to 1.0a - 0.05 0.5 ma v i = 10.5a to 25v - 0.5 1.0 output voltage drift (note2) ? v o / ? ti o = 5ma - -0.8 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-52- v/vo ripple rejection (note2) rr f = 120hz, v i = 11.5v to 21.5v 56 73 - db dropout voltage v drop i o = 1a, t j = +25 c-2-v output resistance (note2) r o f = 1khz - 17 - m ? short circuit current i sc v i = 35v, t a = +25 c - 230 - ma peak current (note2) i pk t j =+25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 5 electrical characteristics (mc7809e) (continued) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i =15v, c i = 0.33 f, c o = 0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions mc7809e unit min. typ. max. output voltage v o t j = +25 c 8.65 9 9.35 5.0ma i o 1.0a, p o 15w v i = 11.5v to 24v 8.6 9 9.4 v line regulation (note1) regline t j = +25 c v i = 11.5v to 25v - 6 180 mv v i = 12v to 17v - 2 90 load regulation (note1) regload t j = +25 c i o = 5ma to 1.5a - 12 180 mv i o = 250ma to 750ma - 4 90 quiescent current i q t j = +25 c-5.08.0ma quiescent current change ? i q i o = 5ma to 1.0a - - 0.5 ma v i = 11.5v to 26v - - 1.3 output voltage drift (note2) ? v o / ? ti o = 5ma - -1 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-58- v/vo ripple rejection (note2) rr f = 120hz v i = 13v to 23v 56 71 - db dropout voltage v drop i o = 1a, t j = +25 c-2-v output resistance (note2) r o f = 1khz - 17 - m ? short circuit current i sc v i = 35v, t a = +25 c - 250 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 6 electrical characteristics (mc7812e) (continued) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i =19v, c i = 0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions mc7812e unit min. typ. max. output voltage v o t j = +25 c 11.5 12 12.5 v 5.0ma i o 1.0a, p o 15w v i = 14.5v to 27v 11.4 12 12.6 line regulation (note1) regline t j = +25 c v i = 14.5v to 30v - 10 240 mv v i = 16v to 22v - 3.0 120 load regulation (note1) regload t j = +25 c i o = 5ma to 1.5a - 11 240 mv i o = 250ma to 750ma - 5.0 120 quiescent current i q t j = +25 c-5.18.0ma quiescent current change ? i q i o = 5ma to 1.0a - 0.1 0.5 ma v i = 14.5v to 30v - 0.5 1.0 output voltage drift (note2) ? v o / ? ti o = 5ma - -1 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-76- v/vo ripple rejection (note2) rr f = 120hz v i = 15v to 25v 55 71 - db dropout voltage v drop i o = 1a, t j = +25 c-2-v output resistance (note2) r o f = 1khz - 18 - m ? short circuit current i sc v i = 35v, t a = +2 5 c - 230 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 7 electrical characteristics (mc7815e) (continued) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i =23v, c i = 0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions mc7815e unit min. typ. max. output voltage v o t j =+25 c 14.4 15 15.6 v 5.0ma i o 1.0a, p o 15w v i = 17.5v to 30v 14.25 15 15.75 line regulation (note1) regline t j = +25 c v i = 17.5v to 30v - 11 300 mv v i = 20v to 26v - 3 150 load regulation (note1) regload t j = +25 c i o = 5ma to 1.5a - 12 300 mv i o = 250ma to 750ma - 4 150 quiescent current i q t j =+25 c-5.28.0ma quiescent current change ? i q i o = 5ma to 1.0a - - 0.5 ma v i = 17.5v to 30v - - 1.0 output voltage drift (note2) ? v o / ? ti o = 5ma - -1 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-90- v/vo ripple rejection (note2) rr f = 120hz v i = 18.5v to 28.5v 54 70 - db dropout voltage v drop i o = 1a, t j =+25 c-2-v output resistance (note2) r o f = 1khz - 19 - m ? short circuit current i sc v i = 35v, t a = +25 c - 250 - ma peak current (note2) i pk t j =+25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 8 electrical characteristics (mc7818e) (continued) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i = 27v, c i = 0.33 f, c o = 0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions mc7818e unit min. typ. max. output voltage v o t j =+25 c 17.3 18 18.7 v 5.0ma i o 1.0a, p o 15w v i = 21v to 33v 17.1 18 18.9 line regulation (note1) regline t j =+25 c v i = 21v to 33v - 15 360 mv v i = 24v to 30v - 5 180 load regulation (note1) regload t j =+25 c i o = 5ma to 1.5a - 15 360 mv i o = 250ma to 750ma - 5.0 180 quiescent current i q t j = +25 c-5.28.0ma quiescent current change ? i q i o = 5ma to 1.0a - - 0.5 ma v i = 21v to 33v - - 1 output voltage drift (note2) ? v o / ? ti o = 5ma - -1 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-110- v/vo ripple rejection (note2) rr f = 120hz v i = 22v to 32v 53 69 - db dropout voltage v drop i o = 1a, t j = +25 c - 2 - v output resistance (note2) r o f = 1khz - 22 - m ? short circuit current i sc v i = 35v, t a = +25 c - 250 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 9 electrical characteristics (mc7824e) (continued) (refer to test circuit ,0 c < t j < 125 c, i o = 500ma, v i =33v, c i = 0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. changes in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions mc7824e unit min. typ. max. output voltage v o t j = +25 c232425 v 5.0ma i o 1.0a, p o 15w v i = 27v to 38v 22.8 24 25.25 line regulation (note1) regline t j = +25 c v i = 27v to 38v - 17 480 mv v i = 30v to 36v - 6 240 load regulation (note1) regload t j = +25 c i o = 5ma to 1.5a - 15 480 mv i o = 250ma to 750ma - 5.0 240 quiescent current i q t j = +25 c-5.28.0ma quiescent current change ? i q i o = 5ma to 1.0a - 0.1 0.5 ma v i = 27v to 38v - 0.5 1 output voltage drift (note2) ? v o / ? ti o = 5ma - -1.5 - mv/ c output noise voltage v n f = 10hz to 100khz, t a = +25 c-60- v/vo ripple rejection (note2) rr f = 120hz v i = 28v to 38v 50 67 - db dropout voltage v drop i o = 1a, t j = +25 c-2-v output resistance (note2) r o f = 1khz - 28 - m ? short circuit current i sc v i = 35v, t a = +25 c - 230 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 10 electrical characteristics (mc7805ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i = 10v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. change in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j = +25 c 4.9 5 5.1 v i o = 5ma to 1a, p o 15w v i = 7.5v to 20v 4.8 5 5.2 line regulation (note1) regline v i = 7.5v to 25v, i o = 500ma - 5 50 mv v i = 8v to 12v - 3 50 t j = +25 c v i = 7.3v to 20v - 5 50 v i = 8v to 12v - 1.5 25 load regulation (note1) regload t j = +25 c, i o = 5ma to 1.5a - 9 100 mv i o = 5ma to 1a - 9 100 i o = 250ma to 750ma - 4 50 quiescent current i q t j = +25 c-5.06ma quiescent current change ? i q i o = 5ma to 1a - - 0.5 ma v i = 8 v to 25v, i o = 500ma - - 0.8 v i = 7.5v to 20v, t j = +25 c--0.8 output voltage drift (note2) ? v/ ? t io = 5ma - -0.8 - mv/ c output noise voltage v n f = 10hz to 100khz t a =+25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 8v to 18v -68 - db dropout voltage v drop i o = 1a, t j =+25 c-2-v output resistance (note2) r o f = 1khz - 17 - m ? short circuit current i sc v i = 35v, t a =+25 c - 250 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 11 electrical characteristics (mc7806ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i =11v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. change in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j =+25 c 5.58 6 6.12 v i o = 5ma to 1a, p o 15w v i = 8.6v to 21v 5.76 6 6.24 line regulation (note1) regline v i = 8.6v to 25v, i o = 500ma - 5 60 mv v i = 9v to 13v - 3 60 t j =+25 c v i = 8.3v to 21v - 5 60 v i = 9v to 13v - 1.5 30 load regulation (note1) regload t j =+25 c, i o = 5ma to 1.5a - 9 100 mv i o = 5ma to 1a - 4 100 i o = 250ma to 750ma - 5.0 50 quiescent current i q t j =+25 c-4.36ma quiescent current change ? i q i o = 5ma to 1a - - 0.5 ma v i = 9v to 25v, i o = 500ma - - 0.8 v i = 8.5v to 21v, t j = +25 c--0.8 output voltage drift (note2) ? v/ ? ti o = 5ma - -0.8 - mv/ c output noise voltage v n f = 10hz to 100khz t a = +25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 9v to 19v -65 - db dropout voltage v drop i o = 1a, t j = +25 c-2-v output resistance (note2) r o f = 1khz - 17 - m ? short circuit current i sc v i = 35v, t a =+25 c - 250 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 12 electrical characteristics (mc7808ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i = 14v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. change in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j =+25 c 7.84 8 8.16 v i o = 5ma to 1a, p o 15w v i = 10.6v to 23v 7.7 8 8.3 line regulation (note1) regline v i = 10.6v to 25v, i o = 500ma - 6 80 mv v i = 11v to 17v - 3 80 t j =+25 c v i = 10.4v to 23v - 6 80 v i = 11v to 17v - 2 40 load regulation (note1) regload t j =+25 c, i o = 5ma to 1.5a - 12 100 mv i o = 5ma to 1a - 12 100 i o = 250ma to 750ma - 5 50 quiescent current i q t j =+25 c-5.06ma quiescent current change ? i q i o = 5ma to 1a - - 0.5 ma v i = 11v to 25v, i o = 500ma - - 0.8 v i = 10.6v to 23v, t j =+25 c--0.8 output voltage drift (note2) ? v/ ? ti o = 5ma - -0.8 - mv/ c output noise voltage v n f = 10hz to 100khz t a =+25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 11.5v to 21.5v -62 - db dropout voltage v drop i o = 1a, t j =+25 c-2-v output resistance (note2) r o f = 1khz - 18 - m ? short circuit current i sc v i = 35v, t a =+25 c - 250 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 13 electrical characteristics (mc7809ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i = 15v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant, junction temperature. change in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j = +25 c 8.82 9.0 9.18 v i o = 5ma to 1a, p o 15w v i = 11.2v to 24v 8.65 9.0 9.35 line regulation (note1) regline v i = 11.7v to 25v, i o = 500ma - 6 90 mv v i = 12.5v to 19v - 4 45 t j =+25 c v i = 11.5v to 24v - 6 90 v i = 12.5v to 19v - 2 45 load regulation (note1) regload t j =+25 c, i o = 5ma to 1.0a - 12 100 mv i o = 5ma to 1.0a - 12 100 i o = 250ma to 750ma - 5 50 quiescent current i q t j = +25 c-5.06.0ma quiescent current change ? i q v i = 11.7v to 25v, t j = +25 c--0.8 ma v i = 12v to 25v, i o = 500ma - - 0.8 i o = 5ma to 1.0a - - 0.5 output voltage drift (note2) ? v/ ? ti o = 5ma - -1.0 - mv/ c output noise voltage v n f = 10hz to 100khz t a = +25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 12v to 22v -62 - db dropout voltage v drop i o = 1a, t j =+25 c-2.0-v output resistance (note2) r o f = 1khz - 17 - m ? short circuit current i sc v i = 35v, t a = +25 c - 250 - ma peak current (note2) i pk t j = +25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 14 electrical characteristics (mc7812ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i = 19v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. change in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j =+25 c 11.75 12 12.25 v i o = 5ma to 1a, p o 15w v i = 14.8v to 27v 11.5 12 12.5 line regulation (note1) regline v i = 14.8v to 30v, i o = 500ma - 10 120 mv v i = 16v to 22v - 4 120 t j =+25 c v i = 14.5v to 27v - 10 120 v i = 16v to 22v - 3 60 load regulation (note1) regload t j =+25 c, i o = 5ma to 1.5a - 12 100 mv i o = 5ma to 1.0a - 12 100 i o = 250ma to 750ma - 5 50 quiescent current i q t j =+25 c-5.16.0ma quiescent current change ? i q v i = 15v to 30v, t j =+25 c- 0.8 ma v i = 14v to 27v, i o = 500ma - 0.8 i o = 5ma to 1.0a - 0.5 output voltage drift (note2) ? v/ ? ti o = 5ma - -1.0 - mv/ c output noise voltage v n f = 10hz to 100khz t a =+25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 14v to 24v -60 - db dropout voltage v drop i o = 1a, t j =+25 c-2.0-v output resistance (note2) r o f = 1khz - 18 - m ? short circuit current i sc v i = 35v, t a =+25 c - 250 - ma peak current (note2) i pk t j =+25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 15 electrical characteristics (mc7815ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i =23v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. change in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j =+25 c 14.7 15 15.3 v i o = 5ma to 1a, p o 15w v i = 17.7v to 30v 14.4 15 15.6 line regulation (note1) regline v i = 17.9v to 30v, i o = 500ma - 10 150 mv v i = 20v to 26v - 5 150 t j =+25 c v i = 17.5v to 30v - 11 150 v i = 20v to 26v - 3 75 load regulation (note1) regload t j =+25 c, i o = 5ma to 1.5a - 12 100 mv i o = 5ma to 1.0a - 12 100 i o = 250ma to 750ma - 5 50 quiescent current i q t j =+25 c-5.26.0ma quiescent current change ? i q v i = 17.5v to 30v, t j =+25 c--0.8 ma v i = 17.5v to 30v, i o = 500ma - - 0.8 i o = 5ma to 1.0a - - 0.5 output voltage drift (note2) ? v/ ? ti o = 5ma - -1.0 - mv/ c output noise voltage v n f = 10hz to 100khz t a =+25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 18.5v to 28.5v -58 - db dropout voltage v drop i o = 1a, t j =+25 c-2.0-v output resistance (note2) r o f = 1khz - 19 - m ? short circuit current i sc v i = 35v, t a =+25 c - 250 - ma peak current (note2) i pk t j =+25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 16 electrical characteristics (mc7818ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i = 27v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. change in v o due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j =+25 c 17.64 18 18.36 v i o = 5ma to 1a, p o 15w v i = 21v to 33v 17.3 18 18.7 line regulation (note1) regline v i = 21v to 33v, i o = 500ma - 15 180 mv v i = 21v to 33v - 5 180 t j =+25 c v i = 20.6v to 33v - 15 180 v i = 24v to 30v - 5 90 load regulation (note1) regload t j =+25 c, i o = 5ma to 1.5a - 15 100 mv i o = 5ma to 1.0a - 15 100 i o = 250ma to 750ma - 7 50 quiescent current i q t j =+25 c-5.26.0ma quiescent current change ? i q v i = 21v to 33v, t j =+25 c--0.8 ma v i = 21v to 33v, i o = 500ma - - 0.8 i o = 5ma to 1.0a - - 0.5 output voltage drift (note2) ? v/ ? ti o = 5ma - -1.0 - mv/ c output noise voltage v n f = 10hz to 100khz t a =+25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 22v to 32v -57 - db dropout voltage v drop i o = 1a, t j =+25 c-2.0-v output resistance (note2) r o f = 1khz - 19 - m ? short circuit current i sc v i = 35v, t a =+25 c - 250 - ma peak current (note2) i pk t j =+25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 17 electrical characteristics (mc7824ae) (continued) (refer to the test circuits. 0 c < t j < 125 c, i o =1a, v i = 33v, c i =0.33 f, c o =0.1 f, unless otherwise specified) note: 1. load and line regulation are specified at constant junction temperature. change in vo due to heating effects must be taken into account separately. pulse testing with low duty is used. 2. these parameters, although guaranteed, are not 100% tested in production. parameter symbol conditions min. typ. max. unit output voltage v o t j =+25 c 23.5 24 24.5 v i o = 5ma to 1a, p o 15w v i = 27.3v to 38v 23 24 25 line regulation (note1) regline v i = 27v to 38v, i o = 500ma - 18 240 mv v i = 21v to 33v - 6 240 t j =+25 c v i = 26.7v to 38v - 18 240 v i = 30v to 36v - 6 120 load regulation (note1) regload t j =+25 c, i o = 5ma to 1.5a - 15 100 mv i o = 5ma to 1.0a - 15 100 i o = 250ma to 750ma - 7 50 quiescent current i q t j =+25 c-5.26.0ma quiescent current change ? i q v i = 27.3v to 38v, t j =+25 c--0.8 ma v i = 27.3v to 38v, i o = 500ma - - 0.8 i o = 5ma to 1.0a - - 0.5 output voltage drift (note2) ? v/ ? ti o = 5ma - -1.5 - mv/ c output noise voltage v n f = 10hz to 100khz t a = 25 c -10 - v/vo ripple rejection (note2) rr f = 120hz, i o = 500ma v i = 28v to 38v -54 - db dropout voltage v drop i o = 1a, t j =+25 c-2.0-v output resistance (note2) r o f = 1khz - 20 - m ? short circuit current i sc v i = 35v, t a =+25 c - 250 - ma peak current (note2) i pk t j =+25 c-2.2-a
mc78xxe/lm78xxe/mc78xxae 18 typical perfomance characteristics figure 1. quiescent current figure 3. output voltage figure 2. peak output current figure 4. quiescent current i
mc78xxe/lm78xxe/mc78xxae 19 typical applications figure 5. dc parameters figure 6. load regulation figure 7. ripple rejection figure 8. fixed output regulator mc78xxe/lm78xxe output input 1 3 2 c o 0.1uf c i 0.33uf mc78xxe/lm78xxe 1 2 3 output input 0.33uf r l 270pf 100 ? v o ov vo 30us 2n6121 or eq. mc78xxe/lm78xxe 5.1 ? output input 0.33uf 1 2 3 r l 470uf + 120hz mc78xxe/lm78xxe output input 1 3 2 c o 0.1uf c i 0.33uf
mc78xxe/lm78xxe/mc78xxae 20 figure 9. constant current regulator notes : (1) to specify an output voltage. substitute voltage value for "xx." a common ground is required between the input and the output voltage. the input voltage must remain typically 2.0v above the output voltage even during the low point on the input ripple voltage. (2) c i is required if regulator is located an appreciable distance from power supply filter. (3) c o improves stability and transient response. figure 10. circuit for increasing output voltage figure 11. adjustable output regulator (7 to 30v) i o = v xx r 1 + i q 1 2 3 0.1uf r1 vxx output input 0.33uf i q c o r l i o mc78xxe/lm78xxe mc78xxe/lm78xxe output input r1 r2 1 2 3 0.33uf cl co 0.1uf vxx i q i ri 5iq vo = v xx (1+r 2 /r 1 )+i q r 2 mc7805e lm7805e i ri 5iq vo = v xx (1+r 2 /r 1 )+i q r 2 lm741 output input 2 3 6 4 1 2 3 cl 0.33uf co 0.1uf 10k ? _ +
mc78xxe/lm78xxe/mc78xxae 21 figure 12. high current voltage regulator figure 13. high output current with short circuit protection figure 14. tracking voltage regulator i o = i reg +b q1 (i reg - v beo1 /r 1 ) r 1 = v beq1 i reg - i q1 b q1 output input mc78xxe/lm78xxe i q1 1 2 3 ireg 0.33uf 0.1uf i o r1 3 ? q1 bd536 mc78xxe/lm78xxe output input 0.33uf 0.1uf 3 ? r1 q2 r sc q1 3 2 q1 = tip42 q2 = tip42 r sc = i sc v beq2 mc78xxe/lm78xxe 3 1 2 7 6 2 3 4 lm741 v o -v o -v in v i common common 0.33uf 0.1uf 4.7k ? 4.7k ? tip42 _ +
mc78xxe/lm78xxe/mc78xxae 22 figure 15. split power supply ( 15v-1a) figure 16. negative output voltage circuit figure 17. switching regulator mc7815e mc7915e 2 3 1 1 2 3 +15v -15v -20v +20v + + 0.33uf 2.2uf 1uf 0.1uf 1n4001 1n4001 mc78xxe/lm78xxe 0.1uf output input + 1 2 mc78xxe/lm78xxe 2 3 1 1mh output input 10uf 0.33uf z1 2000uf 470 ? 4.7 ? 0.5 ? + +
mc78xxe/lm78xxe/mc78xxae 23 mechanical dimensions package dimensions in millimeters 4.50 0.20 9.90 0.20 1.52 0.10 0.80 0.10 2.40 0.20 10.00 0.20 1.27 0.10 ?.60 0.10 (8.70) 2.80 0.10 15.90 0.20 10.08 0.30 18.95max. (1.70) (3.70) (3.00) (1.46) (1.00) (45 ) 9.20 0.20 13.08 0.20 1.30 0.10 1.30 +0.10 ?.05 0.50 +0.10 ?.05 2.54typ [2.54 0.20 ] 2.54typ [2.54 0.20 ] to-220
mc78xxe/lm78xxe/mc78xxae 24 mechancal dimensions (continued) package dimensions in millimeters 6.60 0.20 2.30 0.10 0.50 0.10 5.34 0.30 0.70 0.20 0.60 0.20 0.80 0.20 9.50 0.30 6.10 0.20 2.70 0.20 9.50 0.30 6.10 0.20 2.70 0.20 min0.55 0.76 0.10 0.50 0.10 1.02 0.20 2.30 0.20 6.60 0.20 0.76 0.10 (5.34) (1.50) (2xr0.25) (5.04) 0.89 0.10 (0.10) (3.05) (1.00) (0.90) (0.70) 0.91 0.10 2.30typ [2.30 0.20] 2.30typ [2.30 0.20] max0.96 (4.34) (0.50) (0.50) d-pak
mc78xxe/lm78xxe/mc78xxae 25 ordering information product number output voltage tolerance package operating temperature lm7805ect 4% to-220 0 ~ +125 c product number output voltage tolerance package operating temperature mc7805ect 4% to-220 0 ~ +125 c mc7806ect mc7808ect mc7809ect mc7812ect mc7815ect mc7818ect mc7824ect mc7805ecdt d-pak mc7806ecdt mc7808ecdt mc7809ecdt mc7812ecdt mc7805aect 2% to-220 mc7806aect mc7808aect mc7809aect mc7812aect mc7815aect mc7818aect mc7824aect
mc78xxe/lm78xxe/mc78xxae 10/20/03 0.0m 001 stock#dsxxxxxxxx ? 2003 fairchild semiconductor corporation life support policy fairchild?s products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. 2. a critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com disclaimer fairchild semiconductor reserves the right to make changes without further notice to any products herein to improve reliability, function or design. fairchild does not assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others.
careers | sitema go datasheets, samples, buy technical information applications design center support company investors my f a home >> find products >> product status/pricing/packaging mc7805e 3-terminal 1a positive voltage regulator general description back to top features back to top contents ? general description ? features ? product status/pricing/packaging ? order samples ? qualification support the mc78xxe/lm78xxe/mc78 xxae series of three terminal positive regulators are available in the to -220/d-pak package and with several fixed output voltages, making them us eful in a wide range of applications. each type employs internal current limiting, thermal shut down and safe operating area protection, making it essentially indestructible. if adequate heat sinking is provided, they can deliver over 1a output current. although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain adjustable voltages and currents. z output current up to 1a z output voltages of 5, 6, 8, 9, 12, 15, 18, 24v z thermal overload protection z short circuit protection z output transistor safe operating area protection datasheet download this datasheet e - mail this datasheet this page print version product product status pb-free status pricing* package type leads packing method package marking convention** related links request samples how to order products product change notices (pcns) support sales support quality and reliability design cente r pa g e 1 of 2 product folder - fairchild p/n mc7805 e - 3-terminal 1a positive volta g e re g ulato r 18-au g -2007 mhtml:file://c:\temp\MC7805ECDTX.mht
back to top qualification support click on a product for detailed qualification data back to top MC7805ECDTX full production $0.454 to - 252(dpak) 2 tape reel line 1: ka78 MC7805ECDTXm full production $0.454 to - 252(dpak) 2 tape reel n/a mc7805ect full production $0.386 to-220 3 rail line 1: $y (fairchild logo) mc7805ectbu full production $0.386 to-220 3 bulk n/a * fairchild 1,000 piece budgetary pricing ** a sample button will appear if the part is available through fa irchild's on-line samples program. if there is no sample butt on, please contact a fairchild distributor to obtain samples indicates product with pb -free second-level interconne ct. for more information click here. package marking information for product mc7805e is available. click here for more information . product MC7805ECDTX MC7805ECDTXm mc7805ect mc7805ectbu ? 2007 fairchild semiconductor products | design center | support | company news | investors | my fairchild | contact us | site index | privacy policy | site terms & conditions | standard terms & conditions o pa g e 2 of 2 product folder - fairchild p/n mc780 5e - 3-terminal 1a positive volta g e re g ulato r 18-au g -2007 mhtml:file://c:\temp\MC7805ECDTX.mht

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