THREETERMINALPOSITIVE
VOLTAGEREGULATORS5V
KIA
SEMICONDUCTORS
78L05
1.Description
TheKIA78L05ismonolithicfixedvoltageregulatorintegratedcircuit.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
TO-92
1of3 Rev1.2JAN2015
Pin Description
1 V
OUT
2 GND
3 V
IN
THREETERMINALPOSITIVE
VOLTAGEREGULATORS5V
KIA
SEMICONDUCTORS
78L05
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
=10V,I
OUT
=40mA,C
IN
=0.33uF,C
OUT
=0.1uF,T
J
=25°C,unlessotherwisenotes)
Note1:Themaximumsteadystateusableoutputcurrentisdependentoninputvoltage,heatsinking,lead
lengthofthepackageandcopperpattenofPCB.
2of3 Rev1.2JAN2015
Parameter Symbol Condition Min Typ Max Unit
Outputvoltage V
OUT
4.8 5.0 5.2 V
7.0V<V
IN
<20V
1.0mA<I
OUT
<40mA
4.75 5.0 5.25 V
1.0mA<I
OUT
<70mA 4.65 5.0 5.30 V
Lineregulation Regline
7.0V<V
IN
<20V - 29 150 mV
8.0V<V
IN
<20V - 26 100 mV
Loadregulation Regload
1.0mA<I
OUT
<100mA - 9.0 60 mV
1.0mA<I
OUT
<40mA - 5.0 30 mV
Quiescentcurrent I
Q
- 2.8 6.0 mA
Quiescentcurrentchange ΔI
Q
8.0V<V
IN
<20V - 0.15 1.5 mA
1.0mA<I
OUT
<40mA - 0.08 0.1 mA
Outputnoisevoltage VON 10Hz<f<100KHz - 40 - uVrm
Ripplerejectionratio RR 10V<V
IN
<20V,f=120Hz 40 49 - dB
Dropoutvoltage VD - 1.7 - V