KA78L24 查看數據表（PDF） - Fairchild Semiconductor
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KA78L24 Datasheet PDF : 16 Pages
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KA78LXXA/KA78L05AA
Electrical Characteristics(KA78L18A) (Continued)
(VI = 27V, IO = 40mA, 0°C ≤ TJ ≤ 125°C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)
Parameter
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Output Voltage
Quiescent Current
Quiescent Current with line
Change
with load
Output Noise Voltage
Temperature Coefficient of VO
Ripple Rejection
Dropout Voltage
Symbol
VO
∆VO
∆VO
VO
IQ
∆IQ
∆IQ
VN
∆VO/∆T
RR
VD
Conditions
TJ = 25°C
TJ = 25°C
21V ≤ VI ≤ 33V
22V ≤ VI ≤ 33V
TJ = 25°C
1mA ≤ IO≤100mA
1mA ≤ IO ≤ 40mA
21V ≤ VI ≤ 33V 1mA ≤ IO ≤ 40mA
21V ≤ VI ≤
VMAX (Note 2)
1mA ≤ IO ≤ 70mA
TJ = 25°C
21V ≤ VI ≤ 33V
1mA ≤ IO ≤ 40mA
TA = 25°C, 10Hz ≤ f ≤ 100kHz
IO = 5mA
f = 120Hz, 23V ≤ VI ≤ 33V, TJ = 25°C
TJ = 25°C
Min.
17.3
-
-
-
-
17.1
17.1
-
-
-
-
-
34
-
Typ.
18
145
135
30
15
-
-
2.2
-
-
150
-1.8
48
1.7
Max.
18.7
300
250
170
85
18.9
18.9
6.0
1.5
0.1
-
-
-
-
Unit
V
mV
mV
mV
mV
V
V
mA
mA
mA
µV/Vo
mV/°C
dB
V
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation PD ≤ 0.75W.
9
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