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PDF KA78L08AZ Data sheet ( Hoja de datos )

Número de pieza KA78L08AZ
Descripción 3-Terminal 0.1A Positive Voltage Regulator
Fabricantes Fairchild 
Logotipo Fairchild Logotipo



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KA78LXXA
3-terminal 0.1A positive voltage regulator
www.fairchildsemi.com
Features
• Maximum Output Current of 100mA
• Output Voltage of 5V, 6V, 8V, 9V,10V, 12V, 15V, 18V
and 24V
• Thermal Overload Protection
• Short Circuit Current Limiting
• Output Voltage Offered in ± 5% Tolerance
Description
The KA78LXX series of fixed voltage monolithic integrated
circuit voltage regulators are suitable for application that
required supply current up to 100mA.
TO-92
1
1: Output 2: GND 3: Input
8-SOP
1
1: Output 2: GND 3: GND 4: NC
5: NC 6: GND 7: GND 8: Input
Internal Block Diagram
InpVuIt
3
I
REFERENCE VOLTAGE
+
-
GND
2
THERMAL SHUTDOWN
CIRCUIT
SHORT CIRCUIT
PROTECTION
©2000 Fairchild Semiconductor International
RSC
OVu0 tput
1
Rev. 5.0

1 page




KA78L08AZ pdf
KA78LXXA
Electrical Characteristics(KA78L09A)
(VI = 15V, IO = 40mA, 0 °C TJ 125 °C, CI = 0.33 µF, CO = 0.1µF, unless otherwise specified. (Note 1)
Parameter
Output Voltage
Line Regulation
Symbol
VO
VO
Conditions
TJ = 25 °C
TJ = 25 °C
11.5V VI 24V
13V VI 24V
Min. Typ. Max.
8.64 9.0 9.36
- 90 200
- 100 150
Unit
V
mV
mV
Load Regulation
VO TJ = 25 °C
1mA IO 100mA
1mA IO 40mA
-
-
20 90
10 45
mV
mV
11.5V VI 24V 1mA IO 40mA 8.55 - 9.45 V
Output Voltage
VO
11.5V VI
VMAX (Note 2)
1mA IO 70mA
8.55
-
9.45
V
Quiescent Current
IQ TJ = 25 °C
- 2.1 6.0 mA
Quiescent Current with line
IQ 13V VI 24V
Change
with load IQ 1mA IO 40mA
- - 1.5 mA
- - 0.1 mA
Output Noise Voltage
VN TA = 25 °C, 10Hz f 100KHz
- 70 -
µV
Temperature Coefficient of VO VO/T IO = 5mA
- -0.9 - mV/ °C
Ripple Rejection
RR f = 120Hz, 12V VI 22V, TJ = 25 °C 38 44 -
dB
Dropout Voltage
VD TJ = 25 °C
- 1.7 -
V
Notes:
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 0.75W.
5

5 Page





KA78L08AZ arduino
Typical Application
KA78LXXA
INPUT
3(8)
C1
0.33 µF
NOTE 2
KA78LXXA
NOTE 1
1(1)
2(2,3,6,7)
OUTPUT
0. 1 µF
NOTE 2
’( )’ : 8SOP Type
Notes:
1. To specify an output voltage, substitute voltage value for “XX”.
2. Bypass Capacitors are recommend for optimum stability and transient response and should be located as close
as possible to the regulator
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