LM78L08
Three-terminal positive voltage regulator
Maximum output
current
I
O:
0.1 A
Output voltage
V
O
: 8 V
Continuous total dissipation
P
D
: SOT-23-3L 0.35 W (T = 25
℃
)
a
SOT-89 0.5 W (T
a
= 25
℃
)
SOT-23-3L
1
SOT-89
3
2
1. OUT 2. IN
3. GND
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Input Voltage
Operating Junction Temperature Range
Storage Temperature Range
Symbol
V
l
T
OPR
T
STG
Value
30
0~+125
-55~+150
Units
V
℃
℃
TYP
8.0
8.0
8.0
18
10
42
36
4
MAX
8.3
8.4
8.4
80
40
175
125
6
1.5
0.1
54
37
46
1.7
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
uV
dB
V
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE
(Vi=14V, Io=40mA,Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Symbol
Test conditions
25℃
MIN
7.7
7.6
7.6
Output voltage
Vo
10.5V≤V
l
≤23V,
Io=1mA~40mA
Io=1mA~70mA
0-125℃
25℃
25℃
25℃
25℃
25℃
0-125℃
0-125℃
25℃
0-125℃
25℃
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
TYPICAL APPLICATION
ΔVo
ΔVo
Iq
ΔIq
ΔIq
V
N
RR
Vd
Vi
Io=1mA~100mA
Io=1mA~40mA
10.5V≤V
l
≤23V
11V≤V
l
≤23V
11V≤V
l
≤23V
1mA≤I
O
≤40mA
10Hz≤f≤100KHz
13V≤V
l
≤23V,f=120Hz
2
UTC
LM78L08
1
Vo
Ci
0.33μF
3
C
0
0.1μF
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
１
JinYu
semiconductor
www.htsemi.com
Ｄ�½��½��½�：２０１１／０５
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