KA7818E Просмотр технического описания (PDF) - Fairchild Semiconductor
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KA7818E Datasheet PDF : 28 Pages
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Electrical Characteristics (KA7808E / KA7808ER)
Refer to test circuit, -40°C < TJ < 125°C, IO = 500 mA, VI = 14 V, CI = 0.33 μF, CO = 0.1 μF, unless otherwise specified.
Symbol
Parameter
Conditions
Min. Typ. Max. Unit
VO
Output Voltage
Regline Line Regulation(7)
Regload Load Regulation(7)
IQ
ΔIQ
ΔVO/ΔT
VN
RR
VDrop
RO
ISC
IPK
Quiescent Current
Quiescent Current
Change
Output Voltage Drift(8)
Output Noise Voltage
Ripple Rejection(8)
Dropout Voltage
Output Resistance(8)
Short-Circuit Current
Peak Current(8)
TJ = +25°C
7.7
5.0 mA ≤ IO ≤ 1.0 A, PO ≤ 15 W,
VI = 10.5 V to 23 V
7.6
TJ = +25°C
VI = 10.5 V to 25 V
VI = 11.5 V to 17 V
TJ = +25°C
IO = 5.0 mA to 1.5 A
IO = 250 mA to 750 mA
TJ = +25°C
IO = 5 mA to 1.0 A
VI = 10.5 A to 25 V
IO = 5 mA
f = 10 Hz to 100 kHz, TA = +25°C
f = 120 Hz, VI= 11.5 V to 21.5 V
56
IO = 1 A, TJ = +25°C
f = 1 kHz
VI = 35 V, TA = +25°C
TJ = +25°C
8.0
8.3
V
8.0
8.4
5
160
mV
2
80
10
160
mV
5
80
5
8
mA
0.05 0.50
mA
0.50 1.00
-0.8
mV/°C
52
μV
73
dB
2
V
17
mΩ
230
mA
2.2
A
Notes:
7. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must
be taken into account separately. Pulse testing with low duty is used.
8. These parameters, although guaranteed, are not 100% tested in production.
© 2006 Fairchild Semiconductor Corporation
KA78XXE / KA78XXAE Rev. 1.9
6
www.fairchildsemi.com
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