3-TERMINAL 3A PSITIVE VLTAGE REGULATRS This family of fixed voltage regulators are monolithic integrated circuits capable of driving loads in excess of 3.0 amperes. T-220 FEATURES utput current in excess of 3.0A utput transistor safe-area compensation Power dissipation: 25W Internal short-circuit current limiting Internal thermal overload protection utput voltage offered in 4% tolerance No external components required utput voltage of 5; 6; 8; 12; ; 18V RDERING INFRMATIN 1: Input 2: GND 3: utput Device Package perating Temperature KA78TXX T-220 0~ 125& BLCK DIAGRAM
ABSLUTE MAXIMUM RATINGS (T A=25&, unless otherwise specified) Input Voltage (5.0V - 12V) (V - 24V) Characteristic Symbol Value Unit V I 35 40 Power Dissipation P D Internally limited Thermal Resistance, Junction to Air T C=25& RÞJA 65 &/W Thermal Resistance. Junction to Case RÞJC 2.5 &/W perating Temperature Range T PR 0 to + 125 & Storage Temperature Range T STG -65 to + 0 & V V KA78T05 ELECTRICAL CHARACTERISTICS (V I = V, Io = 3.0A, T J = 0& to 125&, PoP max, unless otherwise specified) KA78T05 Characteristic Symbol Test Conditions Unit Min Typ Max 5Io3.0A,T J=25& 4.8 5.0 5.2 utput Voltage V 5Io3A; 7.3VV I20V,5Io2A 4.75 5.0 5.25 Line Regulation ºV 7.2VV I35V, Io=5,T j=25& 7.2VV I35V, Io=1.0A,T j=25& 7.5VV I20V, Io=2.0A 8.0VV I12V, Io=3.0A Load Regulation ºV 5Io3.0A, T J = 25& 5Io3.0A Pulse=ms, P = 20W, Thermal Regulation REG T T A=25& 5Io3A, T J = 25& 5Io3A ºI Q 7.2VV I35V, Io =5, T J=25&; 7.5VV I20V, Io =2A; 5Io3A 3.0 25 Cofficient of ºVo/ºT Io=5.0 0.2 utput Voltage eload and line regulation are specified at constant junction temperature. in V due to heating effects must be taken (P MAX = 25W) 0.002 0.03 `V /W 3.5 4.0 5.0 6.0 0.1 0.8 Ripple Rejection RR 8VV I18V, f =120Hz, Io =2.0A 75 db Dropout Voltage V D Io =3A, T J =25& 2.2 2.5 utput Noise Voltage V N Hzf0KHz, T J =25& âv/vo utput Resistance R f=1.0khz 2.0 mî Short Circuit Current I SC V I =35V, T J =25& 1.5 2.5 A Peak utput Current I PK T J =25& 5.0 A
KA78T06 ELECTRICAL CHARACTERISTICS (V I = 11V, I = 3.0V, T J = 0&, to 125&, P P max, unless otherwise specified) 5.0I 3A, T J= 5.75 6.0 6.25 utput Voltage V 5.0I 3A; 5.7 6.0 6.3 V 8.3VV I21V, 5I 2A 8.25VV I35V, I =5.0, T J=; 8.25VV Line Regulation ºV I35V, I =1.0A, T J=; 8.6VV I21V, I =2.0A 9.0VV I13V, I =3.0A 5I Load Regulation ºV 3A, T J = 4.0 Thermal Regulation REG T Pulse = ms, P = 20W, T A = 25& 0.002 0.03 `V /W, T J = 3.5 5.0 4.0 6.0 8.25VV I3A, T J = ; 0.1 0.8 ºI Q 8.6VV I21V, I = 2A; 5I 3.0A Ripple Rejection RR 9VV I19V, f = 120Hz, I = 2A 61 71 db Dropout Voltage V D I = 3A, T J = 2.2 2.5 V utput Noise Voltage V N Hzf0KHz, T J = âv/v Short Circuit Current I SC VI = 35V, T J= 1.5 2.5 A Peak utput Current I PK T J = 5.0 A Cofficient of utput ºV /ºT I = 5.0 0.3 /& Voltage
KA78T08 ELECTRICAL CHARACTERISTICS (V I = 14V, I = 3.0V, T J = 0&to 125&, P P max,, unless otnerwise specified) 5.0I 3A, T J = 7.7 8.0 8.3 utput Voltage V 5.0I 3A;.4VV I23V, 5I 2A 7.6 8.0 8.4 Line Regulation ºV.3VV I35V,I =5.0, T J =.3VV I35V,I =1.0 A, T J =.7VV I23V, I = 2.0A 11VV I17V, I = 3.0A Load Regulation ºV, T J = 4.0 35 Thermal Regulation REG T Pulse = ms, P = 20W, T A = 25& 0.002 0.03 `V /W, T J = 3.5 5.0 4.0 6.0.3VV I35V, I =5, T J = ºI Q.7VV I23V, I = 2A 0.1 0.8 Ripple Rejection RR 11VV I21V, f = 120Hz, I = 2A 61 71 db Dropout Voltage V D I = 3A, T J = 2.2 2.5 utput Noise Voltage V N Hzf0KHz, T J = âv/v Short Circuit Current I SC V I = 35V, T J = 1.5 2.5 A Peak utput Current I PK T J = 5.0 A Cofficient of utput ºV /ºT I = 5.0 0.3 /& Voltage
KA78T12 ELECTRICAL CHARACTERISTICS (V I = 19V, I = 3.0A, T J = 0&to 125&, P P MAX,unless otherwise noted) 5.0I 3A, T J = 25& 11.5 12 12.5 utput Voltage V 5.0I 3A; 5.0I 2A, 14.5VV I27V 11.4 12 12.6 14.5VV I35V, I = 5, T J = 25&; 14.5VV I35V, I = 1.0A, T J = 2.5& Line Regulation ºV 14.9VV I28V, I = 2.0A 6.0 45 16VV I22V, I = 3.0V 5I Load Regulation ºV 3A, T J = 25& Pulse = ms, P = 20W Thermal Regulation REG T 0.002 0.03 `V T A = 25& /W 5I I 3A, T J = Q 25& 3.5 5.0 4.0 6.0 Ripple Rejection ºI Q RR 14.5VV,35V, I = 5, T J = 25&; 14.0VV,27V, I = 2A; 5.0I 3.0A V,25VDC, f = 120Hz, I = 2.0A 0.1 0.8 57 67 db Dropout Voltage V D I = 3A, T J = 25& 2.2 2.5 utput Noise Voltage V N Hzf0Hz, T J = 25& âv/v Short Circuit Current I SC V, = 35V, T J = 25& 1.5 2.5 A Peak utput Current I PK T J = 25& 5.0 A Cofficient of utput Voltage ºV /ºT I = 5.0 0.5 /&
KA78T ELECTRICAL CHARACTERISTICS (V I = 23V, I = 3.0A, T J = 0& to 125&, P P MAX, unless otherwise noted) Characteriistic Symbol Test Conditions Min Typ Max Unit, T J = 14.4.6 utput Voltage V ; 17.5V I, 5I 2A 14.25.75 Line Regulation ºV 17.6V I40V, I = 5, T J = 17.6V I40V, I = 1, T J = 18VV IV, I = 2.0A; 20VV I26V,I = 3.0A Load Regulation ºV f, T J = Pulse = ms, P = 20W, Thermal Regulation REG T T A = 25&, T J = 17.6V I40V, I = 5, T J = ºI Q 18VV IV, I = 2.0A; 7.5 55 Cofficient of ºV /ºT I = 5.0 0.6 /& utput Voltage 0.002 0.03 `V /W 3.5 4.0 5.0 6.0 0.1 0.8 Ripple Rejection RR 18.5V I28.5,f=120Hz,I =2.0A 55 65 db Dropout Voltage V D I = 3.0A, T J = 2.2 2.5 utput Noise Voltage V N Hzf0KHz, T J = âv/v Short Circuit Current I SC V I = 40V, T J= 1.0 2.0 A Peak utput Current I K T J = 5.0 A
KA78T18 ELECTRICAL CHARACTERISTICS (V I = 27V, I = 3.0V, T J = 0& to 125&, P P MAX,unless otherwise specified) 5.0I 3A, T J = 17.3 18 18.7 utput Voltage V 5.0I 3A; 20.6V I33V, 5I 2A 17.1 18 18.9 20.7VV I40V, I =5.0, T J =; 20.7VV Line Regulation ºV I40V, I =1A, T J= 21.2VV I33V, I =2.0A; 24VV IV, I =3A 5.0I Load Regulation ºV 3A, T J = 5.0I 3A 9.0 Thermal Regulation REG T Pulse = ms, P = 20W, T A = 25& 0.002 0.03 5.0I 3A, T J = 3.5 5.0 5.0I 3A 4.0 6.0 ºI Q 20.7VV I40V, I =5.0, T J = 21.2VV I33V, I =2.0A; 5I 3.0A Coefficient of ºV/ºT I = 5.0 0.7 /& utput Voltage 0.1 0.8 Ripple Rejection RR 22V I32V, f = 120Hz, I = 2.0A 54 64 db Dropout Voltage V D I = 3A, T J = 2.2 2.5 utput Noise Voltage V N Hzf0KHz, T J = âv/v utput Circuit Current I SC V I = 40V, T J = 1.0 2.0 A Peak utput Current I PK T J= 5.0 A