FIXED VOLTAGE REGULATOR(POSITIVE) 3-TERMINAL POSITIVE VOLTAGE REG
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KA78TXX
FIXED VOLTAGE REGULATOR(POSITIVE)
3-TERMINAL POSITIVE VOLTAGE REGULATORS
This family fixed voltage regulators monolithic integrated circuits capable driving loads excess amperes.
TO-220
FEATURES
Output current excess 3.0A Output transistor safe-area compensation Power dissipation: Internal short-circuit current limiting Internal thermal overload protection Output voltage offered tolerance external components required Output voltage Input Output
ORDERING INFORMATION
Device KA78TXX Package TO-220 Operating Temperature
BLOCK DIAGRAM
KA78TXX
FIXED VOLTAGE REGULATOR(POSITIVE)
ABSOLUTE MAXIMUM RATINGS A=25&, unless otherwise specified)
Characteristic Input Voltage (5.0V 12V) (15V 24V) Power Dissipation Thermal Resistance, Junction C=25 Symbol Value Internally limited Unit
Thermal Resistance. Junction Case Operating Temperature Range Storage Temperature Range
KA78T05 ELECTRICAL CHARACTERISTICS
10V, 3.0A, Characteristic
125&,
max,
unless otherwise specified) Test Conditions KA78T05 5.25 Unit
Symbol
Output Voltage
Line Regulation
Load Regulation Thermal Regulation Quiescent Current
REGT
Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Limit Peak Output Current
3.0A,T =25& 20V,5mAIo2A 7.2VV 35V, Io=5mA,T =25& 7.2VV 35V, Io=1.0A,T =25& 7.5VV 20V, Io=2.0A 8.0VV 12V, Io=3.0A 5mAIo3.0A, 5mAIo3.0A Pulse=10ms, 20W, =25& 5mAIo3A, 5mAIo3A 7.2VV 35V, =5mA, =25&; 7.5VV 20V, =2A; 5mAIo3A 18V, =120Hz, =2.0A =3A, =25& 10Hzf100KHz, =25&
7.3V
4.75
0.002
0.03
f=1.0KHz =35V,
Average Temperature Cofficient Io=5.0mA Output Voltage Load line regulation specified constant junction temperature. Change heating effects must taken into account separately. Pulse testing with duty used. (PMAX 25W)
KA78TXX
FIXED VOLTAGE REGULATOR(POSITIVE)
KA78T06 ELECTRICAL CHARACTERISTICS
11V, 3.0V, Characteristic Output Voltage
125&,
max,
unless otherwise specified) Test Conditions 5.75 6.25 Unit
Symbol
Line Regulation
Load Regulation Thermal Regulation Quiescent Current
REGT
Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Limit Peak Output Current
8.25VV 35V, =5.0mA, =+25&; 8.25VV 35V, =1.0A, =+25&; 8.6VV 21V, =2.0A 9.0VV 13V, =3.0A 5mAI +25& 5mAI Pulse 10ms, 20W, 5mAI +25& 5mAI 8.25VV +25&; 8.6VV 21V, 5mAI 3.0A 19V, 120Hz, +25& 10Hzf100KHz +25& 1.0KHz 35V, +25& +25&
5.0mA J=+25 5.0mA 8.3V 21V,
0.002
0.03
Average Temperature Cofficient Output 5.0mA Voltage *Load line regulation specified constant junction temperature. Change heating effects must taken into account separately. Pulse testing with duty used.
KA78TXX
FIXED VOLTAGE REGULATOR(POSITIVE)
KA78T08 ELECTRICAL CHARACTERISTICS
14V, 3.0V, Characteristic Output Voltage
125&,
max,,
unless otnerwise specified) Test Conditions Unit
Symbol
Line Regulation
Load Regulation Thermal Regulation Quiescent Current
REGT
Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Limit Peak Output Current
10.3VV 35V,I =5.0mA, +25& 10.3VV 35V,I =1.0 +25& 10.7VV 23V, 2.0A 11VV 17V, 3.0A 5mAI +25& 5mAI Pulse 10ms, 20W, 5mAI +25& 5mAI 10.3VV 35V, =5mA, +25& 10.7VV 23V, 5mAI 11VV 21V, 120Hz, +25& 10Hzf100KHz, +25& 1.0KHz 35V, +25& +25&
5.0mA 5.0mA 10.4V 23V,
0.002
0.03
Average Temperature 5.0mA Cofficient Output Voltage *Load line regulation specified constant junction temperature. Change heating effects must taken into account separately. Pulse testing with duty used.
KA78TXX
FIXED VOLTAGE REGULATOR(POSITIVE)
KA78T12 ELECTRICAL CHARACTERISTICS
19V, 3.0A, Characteristic
125&,
MAX,unless
otherwise noted) Test Conditions
Symbol
Output Voltage
Line Regulation
Load Regulation Thermal Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Limit Peak Output Current Average Temperature Cofficient
5.0mAI 14.5VV 14.5VV 35V, 5mA, 25&; 14.5VV 35V, 1.0A, 2.5& 14.9VV 28V, 2.0A 16VV 22V, 3.0V 5mAI 5mAI
5.0mA
11.5 11.4
12.5
Unit
5.0mA
12.6
0.002
0.03
REGT
5mAI 5mAI 14.5VV,35V, 5mA, 14.0VV,27V, 5.0mAI 3.0A V,25VDC,
Pulse 10ms,
120Hz, 2.0A 10Hz 1.0KHz 35V,
f100Hz,
5.0mA Output Voltage *Load line regulation specified constant junction temperature. Change heating effects must taken into account separately. Pulse testing with duty used.
KA78TXX
FIXED VOLTAGE REGULATOR(POSITIVE)
KA78T15 ELECTRICAL CHARACTERISTICS
23V, 3.0A, Characteriistic Output Voltage
125&,
MAX,
unless otherwise noted) Test Conditions 14.4 14.25 15.6 15.75 Unit
Symbol
Line Regulation
Load Regulation Thermal Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Short Circuit Current Limit Peak Output Current
REGT
17.6V 40V, 5mA, =+25& 17.6V 40V, 1mA, =+25& 18VV 30V, 2.0A; 20VV 26V,I 3.0A 5mAI +25& 5mAI Pulse 10ms, 20W, 5mAI +25& 5mAI 17.6V 40V, 5mA, =+25& 18VV 30V, 2.0A; 5mAI 18.5V 28.5V ,f=120Hz,I =2.0A 3.0A, +25& 10Hzf100KHz, +25&
17.5VDC 30VDC,
0.002
0.03
1.0KHz
40V,
Average Temperature 5.0mA Cofficient Output Voltage *Load line regulation specified constant junction temperature. Change heating effects must taken into account separately. Pulse testing with duty used.
KA78TXX
FIXED VOLTAGE REGULATOR(POSITIVE)
KA78T18 ELECTRICAL CHARACTERISTICS
27V, 3.0V, Characteristic Output Voltage
125&,
MAX,unless
otherwise specified) 17.3 17.1 18.7 18.9 Unit
Symbol
5.0mA 5.0mA 20.6 33V,
Line Regulation
Load Regulation Thermal Regulation Quiescent Current Quiescent Current Change Ripple Rejection Dropout Voltage Output Noise Voltage Output Resistance Output Circuit Current Limit Peak Output Current
REGT
20.7VV 40V, =5.0mA, =+25&; 20.7VV 40V, =1A, =+25& 21.2VV 33V, =2.0A; 24VV 30V, 5.0mAI +25& 5.0mAI Pulse 10ms, 20W, 5.0mAI +25& 5.0mAI 20.7VV 40V, =5.0mA, =+25& 21.2VV 33V, =2.0A; 5mAI 3.0A 32V, 120Hz, 2.0A +25& 10Hzf100KHz, +25&
Test Conditions
0.002
0.03
1.0KHz
40V,
Average Temperature Coefficient 5.0mA Output Voltage *Load line regulation specified constant junction temperature. Change heating effects must taken into account separately. Pulse testing with duty used.
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