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voltage regulators 1 an78xxnsp series 3-pin positive output voltage regulator (1 a type) overview the an78xxnsp series is a 3-pin fixed positive output type monolithic voltage regulator housed in surface mount- ing package. stabilized fixed output voltage is obtained from unstable dc input voltage with using minimum ex- ternal components. 9 types of fixed output voltage are avail- able; 5 v, 6 v, 7 v, 8 v, 9 v, 10 v, 12 v, 15 v and 18 v. they can be used widely in power circuits with current capacity up to 1 a. features ? output voltage: 5 v, 6 v, 7 v, 8 v, 9 v, 10 v, 12 v, 15 v, 18 v ? built-in overcurrent limit circuit ? built-in thermal overload protection circuit ? built-in aso (area of safe operation) protection circuit block diagram sp-3su unit: mm 2.30 (3.00) (4.35) 5.300.10 6.500.20 (1.80) (0.20) (0.80) (2.50) 2.300.10 (5.50) 9.800.20 5.500.20 2.50 4.600.10 0.750.10 0.100.10 1.000.30 1 2 3 1.000.20 0.55 +0.10 ?0.05 error amp. current source voltage reference starter pass tr current limitter thermal protection r2 r sc r1 1 input fin output c o c i c i 0.33 f, c o 0.1 f 23 pin descriptions pin no. description 1 input input voltage pin 2 gnd ground pin (fin) 3 output output voltage pin
an78xxnsp series voltage regulators 2 note) 1. * 1: except for the operating ambient temperature and storage temperature, all ratings are for t a = 25 c. * 2: the power dissipation shown is the value for the independent ic without a heat sink at t a = 85 c. when tj exceeds 150 c (designed value), the internal circuit cuts off the output. 2. this ic is not suitable for car electronics equipment. absolute maximum ratings parameter symbol range unit supply voltage v cc 35 v supply current i cc ? ma power dissipation * 2 p d 364 mw operating ambient temperature * 1 t opr ? 30 to + 85 c storage temperature * 1 t stg ? 55 to + 150 c electrical characteristics at t a = 25 c ? an7805nsp (5 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 10 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 4.8 5 5.2 v output voltage tolerance v o2 v i = 8 v to 20 v, i o = 5 ma to 1 a 4.75 ? 5.25 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 7.5 v to 25 v, t j = 25 c ? 3 100 mv line regulation 2 reg in2 v i = 8 v to 12 v, t j = 25 c ? 150mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 15 100 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 5.0 50 mv bias current i bias t j = 25 c ? 3.9 8 ma bias current fluctuation to input ? i bias(in) v i = 7.5 v to 25 v, t j = 25 c ?? 1.3 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 8 v to 18 v, i o = 100 ma, f = 120 hz 62 ?? db ? design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed. parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 40 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 0.3 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature
voltage regulators an78xxnsp series 3 electrical characteristics at t a = 25 c (continued) ? an7806nsp (6 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 11 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 40 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 0.4 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 5.75 6 6.25 v output voltage tolerance v o2 v i = 9 v to 21 v, i o = 5 ma to 1 a 5.7 ? 6.3 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 8.5 v to 25 v, t j = 25 c ? 5 120 mv line regulation 2 reg in2 v i = 9 v to 13 v, t j = 25 c ? 1.5 60 mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 14 120 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 60 mv bias current i bias t j = 25 c ? 3.9 8 ma bias current fluctuation to input ? i bias(in) v i = 8.5 v to 25 v, t j = 25 c ?? 1.3 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 9 v to 19 v, i o = 100 ma, f = 120 hz 59 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
an78xxnsp series voltage regulators 4 electrical characteristics at t a = 25 c (continued) ? an7807nsp (7 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 12 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 46 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 0.5 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 6.7 7 7.3 v output voltage tolerance v o2 v i = 10 v to 22 v, i o = 5 ma to 1 a 6.6 ? 7.4 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 9.5 v to 25 v, t j = 25 c ? 5 140 mv line regulation 2 reg in2 v i = 10 v to 15 v, t j = 25 c ? 1.5 70 mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 14 140 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 70 mv bias current i bias t j = 25 c ? 3.9 8 ma bias current fluctuation to input ? i bias(in) v i = 9.5 v to 25 v, t j = 25 c ?? 1.0 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 10 v to 20 v, i o = 100 ma, f = 120 hz 57 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
voltage regulators an78xxnsp series 5 electrical characteristics at t a = 25 c (continued) ? an7808nsp (8 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 14 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 52 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 0.5 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 7.7 8 8.3 v output voltage tolerance v o2 v i = 11 v to 23 v, i o = 5 ma to 1 a 7.6 ? 8.4 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 10.5 v to 25 v, t j = 25 c ? 6 160 mv line regulation 2 reg in2 v i = 11 v to 17 v, t j = 25 c ? 280mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 12 160 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 80 mv bias current i bias t j = 25 c ? 3.9 8 ma bias current fluctuation to input ? i bias(in) v i = 10.5 v to 25 v, t j = 25 c ?? 1.0 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 11.5 v to 21.5 v, i o = 100 ma, f = 120 hz 56 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
an78xxnsp series voltage regulators 6 electrical characteristics at t a = 25 c (continued) ? an7809nsp (9 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 15 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 57 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 0.5 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 8.65 9 9.35 v output voltage tolerance v o2 v i = 12 v to 24 v, i o = 5 ma to 1 a 8.55 ? 9.45 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 11.5 v to 26 v, t j = 25 c ? 7 180 mv line regulation 2 reg in2 v i = 12 v to 18 v, t j = 25 c ? 290mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 12 180 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 90 mv bias current i bias t j = 25 c ? 3.9 8 ma bias current fluctuation to input ? i bias(in) v i = 11.5 v to 26 v, t j = 25 c ?? 1.0 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 11.5 v to 21.5 v, i o = 100 ma, f = 120 hz 56 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
voltage regulators an78xxnsp series 7 electrical characteristics at t a = 25 c (continued) ? an7810nsp (10 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 16 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 56 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 0.6 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 9.6 10 10.4 v output voltage tolerance v o2 v i = 13 v to 25 v, i o = 5 ma to 1 a 9.5 ? 10.5 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 12.5 v to 27 v, t j = 25 c ? 8 200 mv line regulation 2 reg in2 v i = 13 v to 19 v, t j = 25 c ? 2.5 100 mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 12 200 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 100 mv bias current i bias t j = 25 c ? 3.9 8 ma bias current fluctuation to input ? i bias(in) v i = 12.5 v to 27 v, t j = 25 c ?? 1.0 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 13 v to 23 v, i o = 100 ma, f = 120 hz 56 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
an78xxnsp series voltage regulators 8 electrical characteristics at t a = 25 c (continued) ? an7812nsp (12 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 19 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 75 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 0.8 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 11.5 12 12.5 v output voltage tolerance v o2 v i = 15 v to 27 v, i o = 5 ma to 1 a 11.4 ? 12.6 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 14.5 v to 30 v, t j = 25 c ? 10 240 mv line regulation 2 reg in2 v i = 16 v to 22 v, t j = 25 c ? 2 120 mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 12 240 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 120 mv bias current i bias t j = 25 c ? 4.0 8 ma bias current fluctuation to input ? i bias(in) v i = 14.5 v to 30 v, t j = 25 c ?? 1.0 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 15 v to 25 v, i o = 100 ma, f = 120 hz 55 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
voltage regulators an78xxnsp series 9 electrical characteristics at t a = 25 c (continued) ? AN7815NSP (15 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 23 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 90 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 1.0 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 14.4 15 15.6 v output voltage tolerance v o2 v i = 18 v to 30 v, i o = 5 ma to 1 a 14.25 ? 15.75 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 17.5 v to 30 v, t j = 25 c ? 11 300 mv line regulation 2 reg in2 v i = 20 v to 26 v, t j = 25 c ? 3 150 mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 12 300 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 150 mv bias current i bias t j = 25 c ? 4.0 8 ma bias current fluctuation to input ? i bias(in) v i = 17.5 v to 30 v, t j = 25 c ?? 1.0 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 18.5 v to 28.5 v, i o = 100 ma, f = 120 hz 54 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
an78xxnsp series voltage regulators 10 electrical characteristics at t a = 25 c (continued) ? an7818nsp (18 v type) the specified condition t j = 25 c means that the test should be carried out within so short a test time (within 10 ms) that the characteristic value drift due to the chip junction temperature rise can be ignored. unless otherwise specified, v i = 27 v, i o = 500 ma, c i = 0.33 f and c o = 0.1 f parameter symbol conditions min typ max unit output noise voltage v no f = 10 hz to 100 khz ? 110 ? v minimum input/output voltage v dif(min) i o = 1 a, t j = 25 c ? 2 ? v difference output short-circuit current i o(short) v i = 35 v, t j = 25 c ? 700 ? ma peak output current i o(peak) t j = 25 c ? 2.0 ? a output voltage temperature ? v o / t a i o = 5 ma, t j = 0 c to 125 c ?? 1.1 ? mv/ c coefficient thermal protection operating t j(th) i o = 5 ma ? 150 ? c temperature parameter symbol conditions min typ max unit output voltage v o1 t j = 25 c 17.3 18 18.7 v output voltage tolerance v o2 v i = 21 v to 33 v, i o = 5 ma to 1 a 17.1 ? 18.9 v t j = 25 c, p d < 5 w line regulation 1 reg in1 v i = 21 v to 33 v, t j = 25 c ? 14 360 mv line regulation 2 reg in2 v i = 24 v to 30 v, t j = 25 c ? 4 180 mv load regulation 1 reg l1 i o = 5 ma to 1.5 a, t j = 25 c ? 14 360 mv load regulation 2 reg l2 i o = 250 ma to 750 ma, t j = 25 c ? 4.0 180 mv bias current i bias t j = 25 c ? 4.1 8 ma bias current fluctuation to input ? i bias(in) v i = 21 v to 33 v, t j = 25 c ?? 1.0 ma bias current fluctuation to load ? i bias(l) i o = 5 ma to 1 a, t j = 25 c ?? 0.5 ma ripple rejection ratio rr v i = 22 v to 32 v, i o = 100 ma, f = 120 hz 53 ?? db design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed.
voltage regulators an78xxnsp series 11 5.00 6.00 0 25 150 50 75 100 125 4.00 3.00 2.00 0.85 0.70 1.00 1.40 0 mounted on glass epoxy board 2 (50 50 t1.5 mm 3 ) r th(j-a) = 89.3 c/w mounted on glass epoxy board 1 (20 20 t1.7 mm 3 ) r th(j-a) = 147.0 c/w independent ic without a heat sink r th( j-a) = 178.0 c/w mounted on al board (50 50 t2.0 mm 3 ) r th(j-a) = 25.0 c/w ambient temperature t a ( c ) power dissipation p d ( w ) application notes 1. p d ? t a curves of sp-3su p d ? t a 2. main characteristics minimum input/output voltage difference vs. minimum input/output voltage difference load current characteristic temperature characteristic peak output current temperature characteristic current limit characteristics v dif (v) 1 0 0.8 0.6 0.4 0.2 i o (a) 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2 t j = 25 c i o(peak) (a) 120 ? 40 80 40 0 ? 20 100 60 20 t a ( c) 0.000 2.500 0.500 1.000 1.500 2.000 v dif(min) (v) 1.800 1.820 1.840 1.860 1.880 1.900 1.920 1.940 1.960 1.980 2.000 120 ? 40 80 40 0 ? 20 100 60 20 t a ( c) i o = ? 1 a v o (v) 2 1.5 1 0 0.5 i o (a) 0 6 1 2 3 4 5 v i = 10 v v i = 20 v v i = 30 v t j = 25 c

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