CJ78L12 데이터 시트보기 (PDF) - Jiangsu Changjiang Electronics Technology Co., Ltd
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CJ78L12
Jiangsu Changjiang Electronics Technology Co., Ltd
CJ78L12 Datasheet PDF : 2 Pages
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JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOT-89 Encapsulate Three Terminal Voltage Regulator
CJ78L12 Three-terminal positive voltage regulator
FEATURES
Maximum Output current
IOM: 0.1 A
Output voltage
Vo: 12 V
ＳＯＴ－８９
１．ＯＵＴ
２．ＧＮＤ
３．ＩＮ
１
２
３
ABSOLUTE MAXIMUM RATINGS（Operating temperature range applies
unless otherwise specified）
Parameter
Symbol
Value
Unlts
Input Voltage
Vl
35
Operating Junction Temperature Range
TOPR
0—+125
Storage Temperature Range
TSTG
-5—5-+150
UTC78L05 ELECTRICAL CHARACTERISTICS
(VI=19V,Io=40mA,0℃<Tj<125℃,C1=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Output voltage
Symbol
Vo
Test conditions
Tj=25℃
14V≤V l≤27V, Io=1mA-40mA
14.5V≤V l≤VMAX, Io=1mA-70mA
MIN
11.5
11.4
11.4
Load Regulation
△Vo
Tj=25℃, Io=1mA-100mA
Tj=25℃, Io=1mA-40mA
Line regulation
△Vo
14.5V≤V l≤27V, Tj=25℃
16V≤V l≤27V, Tj=25℃
Quiescent Current
Iq
Quiescent Current Change
△Iq
16V≤V l≤27V
△Iq
1mA≤I O ≤40mA
Output Noise VoItage
VN
10Hz≤f≤100KHz
Ripple Rejection
RR
15V≤V l≤25V,f=120Hz,Tj=25℃
37
Dropout Voltage
Vd
Tj=25℃
TYPICAL APPLICATION
vi
3
1
Vo
UCJT7C8L12
TYP
12
12
12
22
13
55
49
4.3
70
42
1.7
V
℃
℃
MAX
12.5
12.6
12.6
100
50
250
200
6.5
1.5
0.1
UNIT
V
V
V
(note)
mV
mV
mV
mV
mA
mA
mA
uV
dB
V
2
C1
0.33μF
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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