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KA7812AE Arkusz danych(PDF) 10 Page - Fairchild Semiconductor

Numer części KA7812AE
Szczegółowy opis  3-Terminal 1A Positive Voltage Regulator
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Producent  FAIRCHILD [Fairchild Semiconductor]
Strona internetowa  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

KA7812AE Arkusz danych(HTML) 10 Page - Fairchild Semiconductor

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KA78XXE/KA78XXAE
10
Electrical Characteristics (KA7805AE) (Continued)
(Refer to the test circuits. 0
°C < TJ < +125°C, Io =1A, V I =10V, C I=0.33µF, CO=0.1µF, unless otherwise specified)
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.
2. These parameters, although guaranteed, are not 100% tested in production.
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Output Voltage
VO
TJ =+25
°C
4.9
5
5.1
V
IO = 5mA to 1A, PO
≤ 15W
VI = 7.5V to 20V
4.8
5
5.2
Line Regulation (Note1)
Regline
VI = 7.5V to 25V
IO = 500mA
-5
50
mV
VI = 8V to 12V
-
3
50
TJ =+25
°C
VI= 7.3V to 20V
-
5
50
VI= 8V to 12V
-
1.5
25
Load Regulation (Note1)
Regload
TJ =+25
°C
IO = 5mA to 1.5A
-
9
100
mV
IO = 5mA to 1A
-
9
100
IO = 250mA to 750mA
-
4
50
Quiescent Current
IQ
TJ =+25
°C-
5.0
6.0
mA
Quiescent Current Change
∆IQ
IO = 5mA to 1A
-
-
0.5
mA
VI = 8 V to 25V, IO = 500mA
-
-
0.8
VI = 7.5V to 20V, TJ =+25
°C-
-
0.8
Output Voltage Drift (Note2)
∆V/∆T
Io = 5mA
-
-0.8
-
mV/
°C
Output Noise Voltage
VN
f = 10Hz to 100kHz
TA =+25
°C
-10
-
µV/Vo
Ripple Rejection (Note2)
RR
f = 120Hz, IO = 500mA
VI = 8V to 18V
-68
-
dB
Dropout Voltage
VDrop
IO = 1A, TJ =+25
°C-
2
-
V
Output Resistance (Note2)
rO
f = 1kHz
-
17
-
m
Short Circuit Current
ISC
VI = 35V, TA =+25
°C
-
250
-
mA
Peak Current (Note2)
IPK
TJ = +25
°C-
2.2
-
A


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