2
C
0
0.1μF
78L08
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE (V
i=14
V, Io=40mA,C
i
=0.3
3μF, C o = 0 . 1 μF, unless otherwise specified )
Parameter Symbol Test conditions Min Typ Max Unit
25℃
7.7 8.0 8.3
V
10.5V≤V
l
≤23
V, Io=1mA~40mA 7.6 8.0 8.4 V
Output voltage
Vo
Io=1mA~70mA 7.6 8.0 8.4 V
Io=1
mA~100mA
25℃
18 80 mV
Load Re
gulation ΔVo
Io=1mA~40mA
25℃
10 40 mV
10.5V≤V
l
≤23V
25℃
42
175 mV
Line
regulation ΔVo
11V≤V
l
≤23V
25℃
36 125
mV
Quiescent Curr
ent Iq
25℃
4 6 mA
ΔIq 11
V≤V
l
≤23V 1.5 mA
Quiescent Curr
ent Change
ΔIq 1mA≤I
O
≤40mA
0.1 mA
Output Noise Voltag
e V
N
10Hz≤f≤100KH
z
25℃
54
Ripple R
ejection RR 13V≤V
l
≤23V
,f=120Hz 37 46 dB
Dropout V
oltage Vd
25℃
1.7 V
TYPICAL
APPLICATION Vi 3 1 Vo
UTC
Ci
0.33μF
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
78 L08
A
B
SOL
U
T
E M
A
X
I
MUM R
A
T
I
NGS (Op
e
ratin
g temperatu
re ran
ge applies unless otherwise specified)
P
a
r
ameter Symbol Value Unit
Input
V
o
lt
ag
e V
i
30 V
Thermal
Resistance from Junction to Ambient
R
θJA
166.7
℃/W
Operating
Ju
nction
T
e
mper
ature Range T
OPR
-25~+12
5
℃
St
orage Temperature Range T
STG
-65~+150
℃
Pulse test.
*
Pulse test.
μ
V/Vo
0-125℃
0-125℃
0-125℃
0-125℃
SOT - 89
Plastic
- Encapsulate Regulators
78L08
Maximum Output current I
OM
: 0.1A
Output voltage V
O
: 8V
Continuous total dissipation
P
D
:
0.6W (T
a
= 25°C)
Three-terminal positive voltage regulator
Features:
1. OUT
2. GND
3. IN
http://www.trr-jx.com
version: 02
http://www.trr-jx.com
version: 02
Typical Characteristics
-25 0 25 50 75 100 125
6.0
6.5
7.0
7.5
8.0
8.5
9.0
0 5 10 15 20 25 30
0
1
2
3
4
5
6
7
8
9
10
7 8 9 1011121314
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
0 5 10 15 20 25 30
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.00 0.05 0.10 0.15 0.20 0.25
3
4
5
6
7
8
9
-25 0 25 50 75 100 125
0
100
200
300
400
500
600
700
800
JUNCTION TEMPERATURE T
J
( )
℃
V
in
=14V
I
O
=5mA
Output Voltage vs Junction Temperature
OUTPUT VOLTAGE V
O
(V)
I
O
=0mA
T
J
=25
℃
OUTPUT VOLTAGE V
O
(V)
INPUT VOLTAGE V
IN
(V)
Output Characteristics
I
O
=0
、
40
、
70
、
100mA
T
J
=25
℃
OUTPUT VOLTAGE V
O
(V)
INPUT VOLTAGE V
IN
(V)
Dropout Characteristics
QUIESCENT CURRENT I
Q
(mA)
INPUT VOLTAGE V
IN
(V)
Quiescent Current vs Input Voltage
I
O
=0mA
T
J
=25
℃
Curre nt Cut-off Grid Volta ge
OUTPUT VOLTAGE V
O
(V)
OUTPUT CURRENT I
O
(A)
V
IN
=14V
T
J
=25
℃
Pulsed
Power D e rating Curve
POWER DISSIPATION P
D
(mW)
JUNCTION TEMPERATURE T
J
( )
℃
http://www.trr-jx.com
version: 02
http://www.trr-jx.com
version: 02
SOT - 89
Plastic
- Encapsulate Regulators
78L08