RoHS
WEJ78L08
WEJ78L08
Three-terminal positive voltage regulato
FEATURE
Maximum Output
current
I
OM:
0.1 A
Output voltage
SOT-23-3L
1.
OUT
2. IN
3. GND
1. 02
V
o
:
8
V
Operating and storage junction temperature range
0.
0. 95¡ À 025
T
J
, T
stg
: -55℃ to +150℃
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Input Voltage
Operating Junction Temperature Range
Storage Temperature Range
Parameter
Symbol
Symbol
V
l
T
OPR
ELECTRICAL CHARACTERISTICS (VI=14V,Io=40mA,0℃<Tj<125℃,C1=0.33µF,Co=0.1µF, unless otherwise specified )
Test conditions
Tj=25℃
MIN
7.7
7.6
7.6
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
39
70
1.7
Vo
UNIT
V
V
V
(note)
mV
mV
mV
mV
mA
mA
mA
uV
dB
V
Output voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise VoItage
W
Ripple Rejection
Dropout Voltage
TYPICAL APPLICATION
J
E
E
C
E
L
Vo
∆Vo
∆Vo
Iq
∆Iq
∆Iq
V
N
RR
Vd
vi
3
C1
0.33µF
R
T
T
STG
O
25℃
N
C
I
30
C
1. 9
O
2. 80¡ À 05
0.
1. 60¡ À0. 05
Value
Unlts
V
℃
℃
0~+125
-55~+150
10.5V≤V
l
≤23V,
Io=1mA~40mA
10.5V≤V
l
≤V
MAX
, Io=1mA~70mA
Tj=25 , Io=1mA~100mA
Tj=25 , Io=1mA~70mA
10.5V≤V
l
≤23V,
Tj=25℃
11V≤V
l
≤23V,
Tj=25℃
11V≤V
l
≤23V
1mA≤V
l
≤40mA
10Hz≤f≤100KHz
13V≤V
l
≤23V,f=120Hz,Tj=25℃
Tj=25℃
1
UT
78L08
2
C0
0.1µF
Note 1: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
WEJ ELECTRONIC CO.
Http:// www.wej.cn
E-mail:wej@yongerjia.com
0. 35
2. 92¡ À0. 05
L
,
.
D
T
WINNERJOIN [ SHENZHEN YONGERJIA INDUSTRY CO.,LTD ]
