CJ78L12 Datasheet PDF - Jiangsu Changjiang Electronics Technology

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CJ78L12
Jiangsu Changjiang Electronics Technology

Part Number CJ78L12
Description Three-terminal positive voltage regulator
Page 2 Pages


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www.DataSheet4U.com 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
ABSOLUTE MAXIMUM RATINGS Operating temperature range applies
unless otherwise specified
Parameter
Symbol
Value
Unlts
Input Voltage
V l 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=0.33 F,Co=0.1 F, unless otherwise specified )
Parameter
Symbol
Test conditions
MIN
Output voltage
Tj=25
11.5
Vo
14V V l 27V, Io=1mA-40mA
11.4
14.5V V l VMAX, Io=1mA-70mA 11.4
Load Regulation
Vo
Line regulation
Vo
Quiescent Current
Iq
Quiescent Current Change
Iq
Iq
Output Noise VoItage
Ripple Rejection
VN
RR
Dropout Voltage
Vd
TYPICAL APPLICATION
vi
3
Tj=25 , Io=1mA-100mA
Tj=25 , Io=1mA-40mA
14.5V V l 27V, Tj=25
16V V l 27V, Tj=25
16V V l 27V
1mA I O 40mA
10Hz f 100KHz
15V V l 25V,f=120Hz,Tj=25
Tj=25
1 Vo
UCJT7C8L12
37
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
C1
0.33 F
2
C0
0.1 F
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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SOT-89-3L PACKAGE OUTLINE DIMENSIONS
D
D1 A
b1
e
e1
b
C
Symbol
A
b
b1
c
D
D1
E
E1
e
e1
L
Dimensions In Millimeters
Min
1.400
Max
1.600
0.320
0.520
0.360
0.560
0.350
4.400
0.440
4.600
1.400
1.800
2.300
2.600
3.940
4.250
1.500TYP
2.900
3.100
0.900
1.100
Dimensions In Inches
Min
0.055
Max
0.063
0.013
0.020
0.014
0.022
0.014
0.173
0.017
0.181
0.055
0.071
0.091
0.102
0.155
0.167
0.060TYP
0.114
0.122
0.035
0.043



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