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Characteristic Symbol Test Conditions Unit
ELECTRICAL CHARACTERISTICS KA7812/I
(Refer to test circuit, T
MIN
< T
J
< T
MAX
, I
O
= 500mA, V
I
= 19V, C
I
= 0.33 F, C
O
= 0.1 F, unless otherwise specified)
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple
Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
V
o
V
o
V
o
I
Q
I
Q
V
o
/ T
V
N
RR
V
o
R
o
I
SC
I
PK
T
J
= 25
5.0mA 1.0A, P
D
15W
V
I
= 14.5V to 27V
V
I
= 15.5V to 27V
T
J
= 25
I
O
= 5mA to 1.0A
V
I
= 14.5V to 30V
V
I
= 15V to 30V
I
O
= 5mA
f = 10Hz to 100KHz ,T
A
= 25
f = 120Hz
V
I
= 15V to 25V
I
O
= 1A, T
J
= 25
f = 1KHz
V
I
= 35V, T
A
= 25
T
J
= 25
11.5
11.4
55
12
12
10
3.0
11
5.0
5.1
0.1
0.5
-1
76
71
2
18
230
2.2
12.5
12.6
240
120
240
120
8
0.5
1.0
11.5
11.4
55
12
12
10
3.0
11
5.0
5.1
0.1
0.5
-1
76
71
2
18
230
2.2
12.5
12.6
240
120
240
120
8
0.5
1.0
V
mV
mV
mA
mA
mV/
V
dB
V
m
mA
A
KA7812I
Min Typ Max
KA7812I
Min Typ Max
V
I
= 14.5 to 30V
V
I
= 16 to 22V
I
O
= 5mA to 1.5A
I
O
= 250mA to 750mA
,
MAX
= 125
,
MAX
= 125