78L12 Datasheet, PDF (1/2 Pages) Wing Shing Computer Components – Positive-Voltage Regulators

Product specification
TO-92 Encapsulate Three-terminal Voltage Regulator
78L12
Three-terminal positive voltage regulator
FEATURES
Maximum Output current
IOM:
0.1A
Output voltage
Vo:
12 V
Continuous total dissipation
PD:
0.625 W
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Symbol
Value
Input Voltage
Vl
35
Operating Junction Temperature Range
TOPR
0-+125
Storage Temperature Range
TSTG
-55-+150
Unit
V
℃
℃
ELECTRICAL CHARACTERISTICS (VI=19V, Io=40mA, Ci=0.33μF,Co=0.1μF, unless otherwise specified )
Parameter
Symbol
Test conditions
Output voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise VoItage
Ripple Rejection
Dropout Voltage
Vo
△Vo
△Vo
Iq
△Iq
△Iq
VN
RR
Vd
14V≤V l≤27V, Io=1mA-40mA
Io=1mA-70mA
Io=1mA-100mA
Io=1mA-40mA
14.5V≤V l≤27V
16V≤V l≤27V
16V≤V l≤27V
1mA≤IO≤40mA
10Hz≤f≤100KHz
15V≤V l≤25V,f=120Hz
25℃
0-125℃
25℃
25℃
25℃
25℃
25℃
0-125℃
0-125℃
25℃
0-125℃
25℃
MIN
11.5
11.4
11.4
37
TYP
12
12
12
22
13
55
49
4.3
70
42
1.7
MAX
12.5
12.6
12.6
100
50
250
200
6.5
1.5
0.1
UNIT
V
V
V
mV
mV
mV
mV
mA
mA
mA
uV
dB
V
TYPICAL APPLICATION
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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