L78M05CS Ver la hoja de datos (PDF) - STMicroelectronics
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L78M05CS Datasheet PDF : 19 Pages
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L78M00
ELECTRICAL CHARACTERISTICS FOR L78M15C (refer to the test circuits, Tj = 25 oC,
Vi = 23V, Io = 350 mA, Ci = 0.33 µF, Co = 0.1 µF unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max.
Vo Output Voltage
14.4
15
15.6
Vo Output Voltage
∆Vo Line Regulation
∆Vo Load Regulation
Io = 5 mA to 350 mA
Vi = 17.5 to 30 V
Io = 200 mA Vi = 17.5 to 30 V
Io = 200 mA Vi = 20 to 30 V
Io = 5 to 500 mA Tj = 25 oC
Io = 5 to 200 mA Tj = 25 oC
14.25 15 15.75
1 00
50
3 00
1 50
Id Quiescent Current
6
∆Id Quiescent Current Change Io = 5 to 350 mA
0.5
∆Id Quiescent Current Change
∆Vo Output Voltage Drift
∆T
Io = 200 mA Vi = 17.5 to 30 V
Io = 5 mA Tj = 0 to 125 oC
0.8
-1
eN Output Noise Voltage
B = 10Hz to 100KHz
90
SVR Supply Voltage Rejection
Vd Dropout Voltage
Io = 300 mA f = 120 Hz
Vi = 18.5 to 28.5 V
54
2
Is c Short Circuit Current
Vi = 35 V
240
Unit
V
V
mV
mV
mV
mV
mA
mA
mA
m V/ oC
µV
dB
V
mA
ELECTRICAL CHARACTERISTICS FOR L78M18C (refer to the test circuits, Tj = 25 oC,
Vi = 26V, Io = 350 mA, Ci = 0.33 µF, Co = 0.1 µF unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max.
Vo Output Voltage
17.3
18
18.7
Vo Output Voltage
∆Vo Line Regulation
∆Vo Load Regulation
Io = 5 mA to 350 mA
Vi = 20.5 to 33 V
Io = 200 mA Vi = 21 to 33 V
Io = 200 mA Vi = 24 to 33 V
Io = 5 to 500 mA Tj = 25 oC
Io = 5 to 200 mA Tj = 25 oC
17.1
18
18.9
1 00
50
3 60
1 80
Id Quiescent Current
6
∆Id Quiescent Current Change
∆Id Quiescent Current Change
∆Vo Output Voltage Drift
∆T
Io = 5 to 350 mA
Io = 200 mA Vi = 21 to 33 V
Io = 5 mA Tj = 0 to 125 oC
0.5
0.8
-1.1
eN Output Noise Voltage
B = 10Hz to 100KHz
100
SVR Supply Voltage Rejection
Vd Dropout Voltage
Is c Short Circuit Current
Io = 300 mA f = 120 Hz
Vi = 22 to 32 V
Vi = 35 V
53
2
240
Unit
V
V
mV
mV
mV
mV
mA
mA
mA
m V/ oC
µV
dB
V
mA
8/19
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