Jiangsu CJ78L12 Three-terminal positive voltage regulator Datasheet

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOT-23-3L Encapsulate Three Terminal Voltage Regulator
SOT-23-3L
CJ78L12 Three-terminal positive voltage regulator
1. OUT
2. IN
3. GND
FEATURES
Maximum Output current
IOM:
0.1
Output voltage
Vo:
12
A
V
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Input Voltage
Value
Vl
Operating Junction Temperature Range
Storage Temperature Range
35
V
TOPR
0~+125
℃
TSTG
-55~+150
℃
ELECTRICAL CHARACTERISTICS(VI=19V,Io=40mA,0℃<Tj<125℃,C1=0.33µF,Co=0.1µF,
Parameter
Symbol
Output voltage
Vo
Load Regulation
∆Vo
Line regulation
∆Vo
Quiescent Current
Unlts
Test conditions
unless
otherwise specified )
MIN
TYP
MAX
UNIT
Tj=25℃
11.5
12
12.5
V
14V≤V l≤27V, Io=1mA~40mA
11.4
12
12.6
V
14V≤V l≤27V, Io=1mA~70mA
11.4
12
12.6
Tj=25℃, Io=1mA~100mA
22
100
mV
Tj=25℃, Io=1mA~40mA
13
50
mV
14.5V≤V l≤27V, Tj=25℃
55
250
mV
16V≤V l≤27V, Tj=25℃
49
200
mV
4.3
Iq
V
(note)
6.5
mA
∆Iq
16V≤V l≤27V
1.5
mA
∆Iq
1mA≤IO≤40mA
0.1
mA
Output Noise VoItage
VN
10Hz≤f≤100KHz
Ripple Rejection
RR
15V≤V l≤25V,f=120Hz,Tj=25℃
Dropout Voltage
Vd
Tj=25℃
Quiescent Current Change
TYPICAL APPLICATION
vi
Ci
0.33μF
3
CJ78L12
2
1
37
70
uV
42
dB
1.7
V
Vo
C0
0.1μF
Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
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