RoHS
WEJ78L09
WEJ78L09
Three
-terminal positive voltage regulator
FEATURES
Maximum Output
current
I
OM:
0.1 A
Output voltage
SOT-89
1. OUT
1
2. GND
3. IN
2
3
V
o
:
9
V
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Input Voltage
Operating Junction Temperature Range
Storage Temperature Range
ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Symbol
V
l
T
OPR
T
STG
(VI=15V,Io=40mA,0℃<Tj<125℃,C1=0.33µF,Co=0.1µF, unless otherwise specified )
Test conditions
Tj=25℃
MIN
8.64
8.55
8.55
TYP
9.0
9.0
9.0
19
11
45
40
4.1
8V≤V
l
≤20V
1mA≤I
O
≤40mA
10Hz≤f≤100KHz
15V≤V
l
≤25V,f=120Hz,Tj=25℃
Tj=25℃
3
U TC
78L09
2
C1
0.33µF
C0
0.1µF
1
Vo
58
45
1.7
MAX
9.36
9.45
9.45
90
40
175
125
6.0
1.5
0.1
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
R
T
O
N
C
I
Value
30
C
O
L
,
.
Unlts
V
℃
℃
D
T
0~+125
-55~+150
12V≤V
l
≤24V,
Io=1mA~40mA
11.5V≤V
l
≤V
MAX
, Io=1mA~70mA
Tj=25℃, Io=1mA~100mA
Tj=25℃, Io=1mA~40mA
12V≤V
l
≤24V,
Tj=25℃
13V≤V
l
≤24V,
Tj=25℃
Note: 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
WINNERJOIN [ SHENZHEN YONGERJIA INDUSTRY CO.,LTD ]
