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KA7808R View Datasheet(PDF) - Fairchild Semiconductor

Part Name
Description
Manufacturer
KA7808R
Fairchild
Fairchild Semiconductor Fairchild
KA7808R Datasheet PDF : 28 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
KA78XX/KA78XXA
Electrical Characteristics (KA7824)
(Refer to test circuit ,0°C < TJ < 125°C, IO = 500mA, VI =33V, CI= 0.33µF, CO=0.1µF, unless otherwise specified)
Parameter
Symbol
Conditions
Output Voltage
TJ =+25 oC
VO 5.0mA IO 1.0A, PO 15W
VI = 27V to 38V
Line Regulation (Note1) Regline TJ =+25 oC
VI = 27V to 38V
VI = 30V to 36V
Load Regulation (Note1)
Quiescent Current
Regload TJ =+25 oC
IQ TJ =+25 oC
IO = 5mA to 1.5A
IO = 250mA to 750mA
Quiescent Current Change IQ IO = 5mA to 1.0A
VI = 27V to 38V
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
VO/T IO = 5mA
VN
RR
VDrop
rO
ISC
IPK
f = 10Hz to 100KHz, TA =+25 oC
f = 120Hz
VI = 28V to 38V
IO = 1A, TJ=+25 oC
f = 1KHz
VI = 35V, TA=+25 oC
TJ =+25 oC
KA7824
Unit
Min. Typ. Max.
23 24 25
22.8 24 25.25 V
-
17 480
mV
-
6 240
-
15 480
mV
- 5.0 240
- 5.2 8.0 mA
- 0.1 0.5
mA
- 0.5 1
-
-1.5
-
mV/
oC
-
60
- µV/Vo
50 67 - dB
-
2
-
V
-
28
- m
- 230 - mA
- 2.2 -
A
Note:
1. 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.
10
 

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