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KA78RXXC Datasheet(PDF) 3 Page - Fairchild Semiconductor

Part # KA78RXXC
Description  1A Output Low Dropout Voltage Regulators
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Manufacturer  FAIRCHILD [Fairchild Semiconductor]
Direct Link  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

KA78RXXC Datasheet(HTML) 3 Page - Fairchild Semiconductor

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KA78RXXC-SERIES
3
Electrical Characteristics
(Vin = Note3, Io = 0.5A, Ta = 25 C, unless otherwise specified)
Note:
1.These parameters, although guaranteed, are not 100% tested in production.
2. Junction -to -case thermal resistance test environments.
-. Pneumatic heat sink fixture.
-. Clamping pressure 60psi through 12mm diameter cylinder.
-. Thermal grease applied between PKG and heat sink fixture.
3. KA78R33C :Vin = 5V
KA78R05C : Vin = 7V
KA78R08C : Vin = 10V
KA78R09C : Vin = 11V
KA78R12C : Vin = 15V
KA78R15C : Vin = 20V
4. KA78R33C :Vin = 4V to 10V
KA78R05C : Vin = 6V to 12V
KA78R08C : Vin = 9V to 25V
KA78R09C : Vin = 10V to 25V
KA78R12C : Vin = 13V to 29V
KA78R15C : Vin = 16V to 30V
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Output voltage
KA78R33C
Vo
-
3.22
3.3
3.38
V
KA78R05C
-
4.88
5
5.12
KA78R08C
-
7.8
8
8.2
KA78R09C
-
8.78
9
9.22
KA78R12C
-
11.7
12
12.3
KA78R15C
-
14.6
15
15.4
Load regulation
Rload
5mA < Io < 1A
-
0.1
2.0%
Line regulation
Rline
Note4
-
0.5
2.5%
Ripple rejection ratio
RR
Note1
45
55
-
dB
Dropout voltage
Vdrop
Io = 1A
-
-
0.5V
Disable voltage high
VdisH
Output active
2.0
-
-V
Disable voltage low
VdisL
Output disabled
-
-
0.8V
Disable bias current high
IdisH
Vdis = 2.7V
-
-
20
A
Disable bias current low
IdisL
Vdis = 0.4V
-
-
-0.4
mA
Quiescent current
Iq
Io = 0A
-
-
10
mA


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