L78M05CDT-1(2006) 데이터 시트보기 (PDF) - STMicroelectronics
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L78M05CDT-1 Datasheet PDF : 30 Pages
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L78M00 series
Electrical characteristics
Table 9.
Symbol
Electrical characteristics of L78M15C (refer to the test circuits, TJ = 25°C, VI = 23V,
IO = 350 mA, CI = 0.33 µF, CO = 0.1 µF unless otherwise specified)
Parameter
Test conditions
Min. Typ. Max. Unit
VO
VO
∆VO
∆VO
Id
∆Id
∆VO/∆T
SVR
eN
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Supply voltage rejection
Output noise voltage
IO = 5 to 350 mA, VI = 17.5 to 30 V
VI = 17.5 to 30 V, IO = 200 mA
VI = 20 to 30 V, IO = 200 mA
IO = 5 to 500 mA, TJ = 25°C
IO = 5 to 200 mA, TJ = 25°C
IO = 5 to 350 mA
IO = 200 mA, VI = 17.5 to 30 V
IO = 5 mA, TJ = 0 to 125°C
VI = 18.5 to 28.5 V, f = 120Hz,
IO = 300mA
B =10Hz to 100KHz
14.4 15 15.6 V
14.25 15 15.75 V
100
mV
50
300
mV
150
6
mA
0.5
mA
0.8
-1
mV/°C
54
dB
90
µV
Vd Dropout voltage
Isc Short circuit current
VI = 35 V
2
V
240
mA
Table 10.
Symbol
Electrical characteristics of L78M18C (refer to the test circuits, TJ = 25°C, VI = 26V,
IO = 350 mA, CI = 0.33 µF, CO = 0.1 µF unless otherwise specified)
Parameter
Test conditions
Min. Typ. Max. Unit
VO Output voltage
17.3 18 18.7 V
VO Output voltage
IO = 5 to 350 mA, VI = 20.5 to 33 V
17.1 18 18.9 V
∆VO Line regulation
VI = 21 to 33 V, IO = 200 mA
VI = 24 to 33 V, IO = 200 mA
100
mV
50
∆VO Load regulation
IO = 5 to 500 mA, TJ = 25°C
IO = 5 to 200 mA, TJ = 25°C
360
mV
180
Id
Quiescent current
6
mA
∆Id
IO = 5 to 350 mA
Quiescent current change
IO = 200 mA, VI = 21 to 33 V
0.5
mA
0.8
∆VO/∆T Output voltage drift
IO = 5 mA, TJ = 0 to 125°C
-1.1
mV/°C
SVR Supply voltage rejection VI = 22 to 32 V, f = 120Hz, IO = 300mA 53
dB
eN Output noise voltage
B =10Hz to 100KHz
100
µV
Vd Dropout voltage
Isc Short circuit current
VI = 35 V
2
V
240
mA
9/30
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