JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-92 Encapsulate Three-terminal Voltage Regulators
TO-92
CJ78L12
FEATURES
Three-terminal positive voltage regulator
1.OUT
2.GND
Maximum
output
current
I
OM:
0. 1A
Output voltage
V
o
: 12 V
Continuous total dissipation
P
D
: 0.625W
3.IN
1
2 3
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Input Voltage
Operating Junction Temperature Range
Storage Temperature Range
Symbol
V
l
T
OPR
T
STG
Value
35
0-+125
-55-+150
Unit
V
℃
℃
Typ
12
12
12
22
13
55
49
4.3
Max
12.5
12.6
12.6
100
50
250
200
6.5
1.5
0.1
70
37
42
1.7
Unit
V
V
V
mV
mV
mV
mV
mA
mA
mA
uV
dB
V
ELECTRICAL CHARACTERISTICS AT SPECIFIED VIRTUAL JINCTION TEMPERATURE(V
I=19V,
Io=40mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Pa rameter
Symbol
Test conditions
25℃
Min
11.5
11.4
0-125℃
25℃
25℃
25℃
25℃
25℃
0-125℃
0-125℃
25℃
0-125℃
25℃
11.4
Output voltage
Vo
14V≤V
l
≤27V,
Io=1mA-40mA
Io=1mA-70mA
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise VoItage
Ripple Rejection
Dropout Voltage
TYPICAL APPLICATION
△
Vo
△
Vo
Iq
△
Iq
△
Iq
V
N
RR
Vd
Vi
Io=1mA-100mA
Io=1mA-40mA
14.5V≤V
l
≤27V
16V≤V
l
≤27V
16V≤V
l
≤27V
1mA≤I
O
≤40mA
10Hz≤f≤100KHz
15V≤V
l
≤25V,f=120Hz
3
UTC
CJ78L12
2
1
Vo
C
i
0.33μF
C
o
0.1μF
Note : Bypass capacitors are recommended for optimum stability and transient response and should be located as close as
possible to the regulators.
A,May,2011
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