2
C0
0.1F
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOT-89 Encapsulate Three Terminal Voltage Regulator
CJ78L12
Three-terminal positive voltage regulator
FEATURES
Maximum Output current
I
OM:
0.1 A
Output voltage
V
o
: 12 V
ABSOLUTE MAXIMUM RATINGS
Operating temperature range applies
unless otherwise specified
Parameter
Symbol
Value
Unlts
Input Voltage
V
l
35
V
Operating Junction Temperature Range
T
OPR
0--+125
Storage Temperature Range
T
STG
-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
TYP
MAX
UNIT
Tj=25
11.5
12
12.5
V
14VV
l
27V, Io=1mA-40mA
11.4
12
12.6
V
Output voltage
Vo
14.5VV
l
V
MAX
, Io=1mA-70mA
11.4
12
12.6
V
(note)
Tj=25, Io=1mA-100mA
22
100
mV
Load Regulation
Vo
Tj=25, Io=1mA-40mA
13
50
mV
14.5VV
l
27V, Tj=25
55
250
mV
Line regulation
Vo
16VV
l
27V, Tj=25
49
200
mV
Quiescent Current
Iq
4.3
6.5
mA
Iq
16VV
l
27V
1.5
mA
Quiescent Current Change
Iq
1mAI
O
40mA
0.1
mA
Output Noise VoItage
V
N
10Hzf100KHz
70
uV
Ripple Rejection
RR
15VV
l
25V,f=120Hz,Tj=25
37
42
dB
Dropout Voltage
Vd
Tj=25
1.7
V
TYPICAL APPLICATION vi 3 1 Vo
UTC
C1
0.33F
Note : Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
CJ78L12
D
D1
C
A
b
b1
E
1
E
L
e
e1
SOT-89-3L PACKAGE OUTLINE DIMENSIONS
Symbol
A
b
b1
c
D
D1
E
E1
e
e1
L
Min
1.400
0.320
0.360
0.350
4.400
1.400
2.300
3.940
2.900
0.900
Max
1.600
0.520
0.560
0.440
4.600
1.800
2.600
4.250
3.100
1.100
Min
0.055
0.013
0.014
0.014
0.173
0.055
0.091
0.155
0.114
0.035
Max
0.063
0.020
0.022
0.017
0.181
0.071
0.102
0.167
0.122
0.043
Dimensions In Millimeters
Dimensions In Inches
0.060TYP
1.500TYP
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