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L78M00 数据表(PDF) 9 Page - STMicroelectronics

部件名 L78M00
功能描述  Positive voltage regulators
PDF  30 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L78M00 数据表(HTML) 9 Page - STMicroelectronics

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L78M00 series
Electrical characteristics
9/30
Table 9.
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)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VO
Output voltage
14.4
15
15.6
V
VO
Output voltage
IO = 5 to 350 mA, VI = 17.5 to 30 V
14.25
15
15.75
V
∆VO
Line regulation
VI = 17.5 to 30 V, IO = 200 mA
100
mV
VI = 20 to 30 V, IO = 200 mA
50
∆VO
Load regulation
IO = 5 to 500 mA, TJ = 25°C
300
mV
IO = 5 to 200 mA, TJ = 25°C
150
Id
Quiescent current
6
mA
∆Id
Quiescent current change
IO = 5 to 350 mA
0.5
mA
IO = 200 mA, VI = 17.5 to 30 V
0.8
∆VO/∆T Output voltage drift
IO = 5 mA, TJ = 0 to 125°C
-1
mV/°C
SVR
Supply voltage rejection
VI = 18.5 to 28.5 V, f = 120Hz,
IO = 300mA
54
dB
eN
Output noise voltage
B =10Hz to 100KHz
90
µV
Vd
Dropout voltage
2
V
Isc
Short circuit current
VI = 35 V
240
mA
Table 10.
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)
Symbol
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
100
mV
VI = 24 to 33 V, IO = 200 mA
50
∆VO
Load regulation
IO = 5 to 500 mA, TJ = 25°C
360
mV
IO = 5 to 200 mA, TJ = 25°C
180
Id
Quiescent current
6
mA
∆Id
Quiescent current change
IO = 5 to 350 mA
0.5
mA
IO = 200 mA, VI = 21 to 33 V
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
2
V
Isc
Short circuit current
VI = 35 V
240
mA



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