THREETERMINALPOSITIVE
VOLTAGEREGULATORS8V
KIA
SEMICONDUCTORS
78L0
8
1.Description
TheKIA78L08ismonolithicfixedvoltageregulatorintegratedcircuit.Itissuitableforapplications
thatrequiredsupplycurrentupto100mA.
2.Features
n
Output
current
up
to
100mA
n
No
external
needed
n
Thermal
overload
shutdown
protection
n
Short
circuit
current
limiting
n
SOT89
package
3.Applications
n
Battery-poweredcircuitry
n
Postregulatorforswitchingpowersupply
4. Pinninginformation
SOT
-
89
Front
View
1of3 Rev1.1NOV2015
Pin Description
1 V
OUT
2 GND
3 V
IN
THREETERMINALPOSITIVE
VOLTAGEREGULATORS8V
KIA
SEMICONDUCTORS
78L0
8
5. Maximumratings
(Ta=25°C,unlessotherwisenotes)
Parameter Symbol Rating Units
Inputvoltage V
IN
30 V
Powerdissipation P
D
500 mW
Junctiontemperature T
J
-20~+125 °C
Operatingtemperature T
OPR
-20~+85 °C
Storagetemperature T
STG
-65~+150 °C
6. Electricalcharacteristics
(V
IN
=14V,I
OUT
=40mA,C
IN
=0.33uF,C
OUT
=0.1uF,T
J
=25°C,unlessotherwisenotes)
Note1:Themaximumsteadystateusableoutputcurrentisdependentoninputvoltage,heatsinking,lead
lengthofthepackageandcopperpattenofPCB.
2of3 Rev1.1NOV2015
Parameter Symbol Condition Min Typ Max Unit
Outputvoltage V
OUT
7.68 8.0 8.32 V
10.5V<V
IN
<23V
1.0mA<I
OUT
<40mA
7.60 8.0 8.40 V
1.0mA<I
OUT
<70mA 7.44 8.0 8.56 V
Lineregulation Regline
10.5V<V
IN
<23V - 20 175 mV
11V<V
IN
<23V - 12 125 mV
Loadregulation Regload
1.0mA<I
OUT
<100mA - 15 80 mV
1.0mA<I
OUT
<40mA - 7.0 40 mV
Quiescentcurrent I
Q
- 3.1 6.5 mA
Quiescentcurrentchange ΔI
Q
11V<V
IN
<23V - 0.15 1.5 mA
1.0mA<I
OUT
<40mA - 0.08 0.1 mA
Outputnoisevoltage VON 10Hz<f<100KHz - 60 - uVrm
Ripplerejectionratio RR 12V<V
IN
<23V,f=120Hz 37 45 - dB
Dropoutvoltage VD - 1.7 - V