78L15
Three-terminal positive voltage regulator
TO-92
1.OUT
2.GND
3.IN
Features
Maximum Output current
IOM:
Output voltage
VO:
0.1 A
15 V
Continuous total dissipation
PD: 0.625 W
Dimensions in inches and (millimeters)
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
Parameter
Input Voltage
Symbol
Vi
Value
35
Unit
V
Operating Junction Temperature Range
Storage Temperature Range
TOPR
TSTG
0-+125
-55-+150
℃
℃
ELECTRICAL CHARACTERISTICS (Vi=23V, Io=40mA, Ci=0.33μF,Co=0.1μF,unless otherwise specified )
Parameter
Symbol
Test conditions
MIN
TYP
MAX
UNIT
14.4
15
15
15.6
V
V
25℃
17.5V≤Vi≤30V,Io=1mA-40mA
14.25
15.75
Output voltage
Vo
0-125℃
Vi=23V, Io=1mA-70mA
14.25
15
15.75
V
Io=1mA-100mA, Vi=23V
Io=1mA-40mA, Vi=23V
17.5V≤Vi≤30V,Io=40mA
25
15
65
150
75
mV
mV
mV
25℃
25℃
25℃
Load Regulation
Line regulation
△Vo
△Vo
300
19V≤Vi≤30V,Io=40mA
58
250
6.5
1.5
0.1
mV
mA
mA
mA
µV
dB
V
25℃
Quiescent Current
Iq
△Iq
△Iq
VN
4.6
25℃
0-125℃
0-125℃
25℃
0-125℃
25℃
19V≤Vi≤30V, Io=40mA
1mA≤I O≤40mA, Vi=23V
10Hz≤f≤100KHz
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
Dropout Voltage
82
39
RR
Vd
18.5V≤Vi≤28.5V,f=120Hz
34
1.7
TYPICAL APPLICATION
vi
3
1
Vo
C
78L15
2
C0
0.1μF
Ci
0.33μF
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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Revision:20170701-P1
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