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ksd-i0o011-002 1 jan. 2011 rev. 02 sn79xxx 3 terminal 1a negative voltage regulator marking detail information [ to-220f-3l & to-253-3l pkg marking ] auk logo grade & m code & year & week code device code product marking package sn79xxd sn79xxd to-252-3l sn79xxpi sn79xxpi to-220f-3l description the sn79xxx series are three-term inal negative regulators providing over 1a output current with internal current limiting, thermal shutdown and safe area protection. these regulators are useful in a wide range of applications. although they are just fixed voltage regulators, the sn79xxx series can be used with external components to obtain adjustable voltages and currents. application ? consumer and personal electronics ? smps post-regulator / dc-to-dc modules ? high-efficiency linear power supplies features and benefits ? output current up to 1.0a ? output voltage : -5, -6, -8, -9, -10, -12, -15, -18, -24v ? built in ovp, clp circuit. ? built in tsd protection. ? output transistor safe area protection. ? ultra high level of esd [ built in esd protection cell ] s s e e m m i i c c o o n n d d u u c c t t o o r r http:// www.auk.co.kr ordering information equivalent circuit to-252-3l to-220f-3l auk( ) g yww ( ) sn79xxx ( )
ksd-i0o011-002 2 jan. 2011 rev. 02 product name v out operating temperature package sn7905d -5.0v -40~125 to-252-3l sn7906d -6.0v -40~125 to-252-3l sn7908d -8.0v -40~125 to-252-3l sn7909d -9.0v -40~125 to-252-3l sn7910d -10v -40~125 to-252-3l sn7912d -12v -40~125 to-252-3l sn7915d -15v -40~125 to-252-3l sn7918d -18v -40~125 to-252-3l sn7924d -24v -40~125 to-252-3l sn7905pi -5.0v -40~125 to-220f-3l sn7906pi -6.0v -40~125 to-220f-3l sn7908pi -8.0v -40~125 to-220f-3l sn7909pi -9.0v -40~125 to-220f-3l SN7910PI -10v -40~125 to-220f-3l sn7912pi -12v -40~125 to-220f-3l sn7915pi -15v -40~125 to-220f-3l sn7918pi -18v -40~125 to-220f-3l sn7924pi -24v -40~125 to-220f-3l ? pin configuration ? product line-up to-252-3l 1: gnd 2: v in 3: v out 4: v in 2 1 3 4 1 2 3 to-220f-3l 1: gnd 2: v in 3: v out sn79xxx
ksd-i0o011-002 3 jan. 2011 rev. 02 parameter symbol limits unit to-220f-3l to-252-3l input voltage v in -40.0 ( v o =24v ) v -35.0 ( v o =5 to 18v ) power dissipation p d 2.0 1.3 w thermal resistance junction to case r jc 5 5 c/w thermal resistance junction to air r ja 65 92 c/w junction temperature t j 150 c operate temperature range t opr -40 ~ +125 c storage temperature range t stg -55 ~ +150 c absolute maximum ratings indicate limits beyond whic h damage to the component may occur. electrical specifications do not apply when operating the devi ce outside of its operating ratings. the maximum allowable power dissipation is a function of the maximum junction temperature, t j(max) , the junction-to-ambient thermal resistance, ja , and the ambient temperature, ta. the maximum allowable power dissipation at any ambient temperature is calculated using: pd(max) = (t j(max) ? t a ) ja . exceeding the maximum allowable power dissipation will result in excessive die temperature, and the re gulator will go into thermal shutdown. ? absolute maximum ratin g s ( ta = 25 ) sn79xxx
ksd-i0o011-002 4 jan. 2011 rev. 02 ( v in =-10v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7905x unit min. typ. max. output voltage** v o t j =25 -4.80 -5.0 -5.20 v -7.0v v in -20.0v 5.0ma i o 1.0a, p d 15w -4.75 -5.0 -5.25 line regulation v o( vi) -7.0v v in -25.0v t j =25 - 35 100 mv -8.0v v in -12.0v - 8 50 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 10 100 mv 250ma i o 750ma - 3.0 50 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -8.0v v in -25v - 0.1 1.3 ma 5.0ma i o 1.0a 0.05 0.5 ripple rejection rr -8.0v v in -18.0v, i o =500 ? f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 100 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -0.4 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. ? electrical characteristics sn79xxx
ksd-i0o011-002 5 jan. 2011 rev. 02 ( v in =-11v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7906x unit min. typ. max. output voltage** v o t j =25 -5.75 -6.0 -6.2 v -9.0v v in -21v 5.0ma i o 1.0a, p d 15w -5.70 -6.0 -6.3 line regulation v o( vi) -8.0v v in -25.0v t j =25 - 10 120 mv -9.0v v in -13.0v - 5 60 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 10 120 mv 250ma i o 750ma - 3.0 60 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -8.0v v in -25.0v - 0.1 1.3 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr -9.0v v in -19.0v f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 130 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -0.5 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. sn79xxx ? electrical characteristics
ksd-i0o011-002 6 jan. 2011 rev. 02 ( v in =-14v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7908x unit min. typ. max. output voltage** v o t j =25 -7.7 -8.0 -8.3 v -10.5v v in - 23.0v 5.0ma i o 1.0a, p d 15w -7.6 -8.0 -8.4 line regulation v o( vi) -10.5v v in -25.0v t j =25 - 10 160 mv -11v v in -17v - 5.0 80 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 12 160 mv 250ma i o 750ma - 4.0 80 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -10.5v v in -25.0v - 0.1 1.0 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr -11.5v v in -21.5v f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 175 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -0.6 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. ? electrical characteristics sn79xxx
ksd-i0o011-002 7 jan. 2011 rev. 02 ( v in =-15v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7909x unit min. typ. max. output voltage** v o t j =25 -8.70 -9.0 -9.30 v -11.5v v in -24.0v 5.0ma i o 1.0a, p d 15w -8.60 -9.0 -9.40 line regulation v o( vi) -11.5v v in -26.0v t j =25 - 10 180 mv -12.0v v in -18.0v - 5.0 90 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 12 180 mv 250ma i o 750ma - 4.0 90 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -11.5v v in -26.0v - 0.1 1.0 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr -13.0v v in -23.0v f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 175 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -0.6 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. sn79xxx ? electrical characteristics
ksd-i0o011-002 8 jan. 2011 rev. 02 ( v in =-16v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7910x unit min. typ. max. output voltage** v o t j =25 -9.6 -10.0 -10.4 v -12.0v v in -28.0v 5.0ma i o 1.0a, p d 15w -9.5 -10.0 -10.5 line regulation v o( vi) -12.5v v in -28.0v t j =25 - 12.0 200 mv -14.0v v in -20.0v - 6.0 100 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 12.0 200 mv 250ma i o 750ma - 4.0 100 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -12.5v v in -28v - 0.1 1.0 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr -13.0v v in -23.0v f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 58 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -1.0 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. ? electrical characteristics sn79xxx
ksd-i0o011-002 9 jan. 2011 rev. 02 ( v in =-19v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7812x unit min. typ. max. output voltage** v o t j =25 -11.5 -12.0 -12.5 v -15.5v v in -27.0v 5.0ma i o 1.0a, p d 15w -11.4 -12.0 -12.6 line regulation v o( vi) -14.5v v in -30.0v t j =25 - 12.0 240 mv -16.0v v in -22.0v - 6.0 120 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 12.0 240 mv 250ma i o 750ma - 4.0 120 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -14.5v v in -30.0v - 0.1 1.0 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr -15.0v v in -25.0v f=120hz 54 64 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 200 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -0.8 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. sn79xxx ? electrical characteristics
ksd-i0o011-002 10 jan. 2011 rev. 02 ( v in =-23v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7915x unit min. typ. max. output voltage** v o t j =25 -14.4 -15.0 -15.6 v -18.0v v in -30.0v 5.0ma i o 1.0a, p d 15w -14.25 -15.0 -15.75 line regulation v o( vi) -17.5v v in -30.0v t j =25 - 12.0 300 mv -20.0v v in -26.0v - 6.0 150 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 12.0 300 mv 250ma i o 750ma - 4.0 150 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -17.5v v in -30.0v - 0.1 1.0 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr -18.5v v in -28.5v f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 250 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -0.9 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. sn79xxx ? electrical characteristics
ksd-i0o011-002 11 jan. 2011 rev. 02 ( v in =-27v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7918x unit min. typ. max. output voltage** v o t j =25 -17.3 -18.0 -18.7 v -22.5v v in -33.0v 5.0ma i o 1.0a, p d 15w -17.1 -18.0 -18.9 line regulation v o( vi) -21.0v v in -33.0v t j =25 - 15.0 360 mv -24.0v v in -30.0v - 8.0 180 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 15.0 360 mv 250ma i o 750ma - 5.0 180 quiescent current i qc t j =25 - 5.2 8.0 ma quiescent current change ? i qc -21.0v v in -33.0v - 0.1 1.0 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr -22.0v v in -32.0v f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 300 - uv/ v o short circuit current i sc v i =-35v t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -1.0 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. sn79xxx ? electrical characteristics
ksd-i0o011-002 12 jan. 2011 rev. 02 ( v in =-33v, c in = 2.2uf, c out = 1.0uf, i out = 500ma, t j =0 ~125 ; unless otherwise specified ) characteristic symbol test condition* sn7924x unit min. typ. max. output voltage** v o t j =25 -23.0 -24.0 -25.0 v -27.0v v in -38.0v 5.0ma i o 1.0a, p d 15w -22.8 -24.0 -25.2 line regulation v o( vi) -27.0v v in -38.0v t j =25 - 15.0 480 mv -30.0v v in -36.0v - 8.0 180 load regulation v o( il) 5.0ma i o 1.5a t j =25 - 15.0 480 mv 250ma i o 750ma - 5.0 240 quiescent current i qc t j =25 - 3.0 6.0 ma quiescent current change ? i qc -27.0v v in -38.0v - 0.1 1.0 ma 5.0ma i o 1.0a - 0.05 0.5 ripple rejection rr 28.0v v in 38.0v f=120hz 54 60 - db dropout voltage v drop i o =1.0a t j =25 - 2.0 - v output noise voltage v n 10hz f 100khz t a =25 - 400 - uv/ v o short circuit current i sc v i =-35v, t a =25 - 300 - ma peak output current i pk t j =25 - 2.2 - a temperature coefficient of output voltage v o / temp i o =5.0ma - -1.0 - mv/ c * pulse testing techniques are used to maintain the junction temperature as close to the ambient temperature as possible. thermal effects must be taken into separately. ** this specification applies only for dc power dissipation permitted by absolute maximum ratings. sn79xxx ? electrical characteristics
ksd-i0o011-002 13 jan. 2011 rev. 02 1) c in should be required if regulators ar e located far from power supply filter 2) c o improves output stabilit y and transient response 3) to specify an output voltage, substitute voltage value for ?xx? typical application sn79xxpi/d v in + ci + co r l v out + ? sn79xxx split power supply / op-amp supply ( 12v / 1.0a ) negative fixed output regulator sn7912pi/d + 2.2uf + 1.0uf + 0.33uf + 1.0uf sn7812pi/d 1n4001 1n4001 input +15v input -15v output -12v output +12v
ksd-i0o011-002 14 jan. 2011 rev. 02 fig.1 quiescent current vs. junction temperature fig.2 output peak current vs. input to output differential fig.3 output voltage vs. junction temperature fig.4 dropout voltage vs. input voltage fig.5 line transient response fig.6 load transient response ? sn79xxx
ksd-i0o011-002 15 jan. 2011 rev. 02 ? to-252-3l outline dimension (unit : mm) 4.60 1.50 2 . 5 0 7 . 0 0 7.00 sn79xxx recommend pcb solder land [unit: mm]
ksd-i0o011-002 16 jan. 2011 rev. 02 ? to-220f-3l outline dimension (unit : mm) sn79xxx
ksd-i0o011-002 17 jan. 2011 rev. 02 the auk corp. products are intended for the use as components in general electronic equipment (office and communication e quipment, measuring equipment, home appliance, etc.). please make sure that you consult with us before you use these auk corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, transportation, combustion control, all types of safet y device, etc.). auk corp. cannot accept liability to any damage which may occur in case these auk corp. products were used in the mentioned equi pments without prior consultation with auk corp.. specifications mentioned in this publicati on are subject to change without notice. sn79xxx

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