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KA7815A View Datasheet(PDF) - Fairchild Semiconductor

Part NameDescriptionManufacturer
KA7815A 3-Terminal 1A Positive Voltage Regulator Fairchild
Fairchild Semiconductor Fairchild
KA7815A Datasheet PDF : 28 Pages
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KA78XX/KA78XXA
Electrical Characteristics (KA7818A)
(Refer to the test circuits. 0oC < TJ < +125 oC, Io =1A, V I = 27V, C I=0.33µF, C O=0.1µF, unless otherwise speci-
fied)
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
Symbol
VO
Regline
Regload
IQ
IQ
V/T
VN
RR
VDrop
rO
ISC
IPK
Conditions
TJ =+25 °C
IO = 5mA to 1A, PO 15W
VI = 21V to 33V
VI= 21V to 33V
IO = 500mA
VI= 21V to 33V
TJ =+25 °C
VI= 20.6V to 33V
VI= 24V to 30V
TJ =+25°C
IO = 5mA to 1.5A
IO = 5mA to 1.0A
IO = 250mA to 750mA
TJ =+25 °C
VI = 21V to 33V, TJ=+25 °C
VI = 21V to 33V, IO = 500mA
IO = 5mA to 1.0A
IO = 5mA
f = 10Hz to 100KHz
TA =+25°C
f = 120Hz, IO = 500mA
VI = 22V to 32V
IO = 1A, TJ =+25°C
f = 1KHz
VI= 35V, TA =+25°C
TJ=+25 °C
Min. Typ. Max. Unit
17.64 18 18.36
V
17.3 18 18.7
-
15 180
-
5
180
mV
-
15 180
-
5
90
-
15 100
-
15
100
mV
-
7
50
-
5.2 6.0
mA
-
-
0.8
-
-
0.8 mA
-
-
0.5
-
-1.0
- mV/ °C
-
10
-
µV/Vo
-
57
-
dB
-
2.0
-
V
-
19
-
m
-
250
-
mA
-
2.2
-
A
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.
18
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