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L78S09CT View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
L78S09CT 2 A positive voltage regulators ST-Microelectronics
STMicroelectronics ST-Microelectronics
L78S09CT Datasheet PDF : 31 Pages
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L78Sxx - L78SxxC
Electrical characteristics
Table 15.
Symbol
Electrical characteristics of L78S10C (refer to the test circuits, TJ = 25 °C, VI = 15 V,
IO = 500 mA, unless otherwise specified)
Parameter
Test conditions
Min. Typ. Max. Unit
VO
VO
ΔVO
ΔVO
IQ
ΔIQ
ΔVO/ΔT
eN
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Output noise voltage
IO = 1A, VI = 12.5V
VI = 12.5 to 30V
VI = 14 to 22V
IO = 20 mA to 1.5A
IO = 2A
IO = 20mA to 1A
VI = 12.5 to 30 V, IO = 20mA
IO = 5mA, TJ = 0°C to 70°C
B =10Hz to 100kHz
9.5 10 10.5 V
9.4
10 10.6
V
200
mV
100
240
mV
150
8
mA
0.5
mA
1
-1
mV/°C
65
µV
SVR
VI
RO
Isc
Iscp
Supply voltage rejection
Operating input voltage
Output resistance
Short circuit current
Short circuit peak current
f = 120Hz
IO 1A
f = 1 kHz
VI = 27V
47
dB
13
V
17
mΩ
500
mA
3
A
Table 16.
Symbol
Electrical characteristics of L78S12C (refer to the test circuits, TJ = 25 °C, VI = 19 V,
IO = 500 mA, unless otherwise specified)
Parameter
Test conditions
Min. Typ. Max. Unit
VO
VO
ΔVO
ΔVO
IQ
ΔIQ
ΔVO/ΔT
eN
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Output noise voltage
IO = 1A, VI = 14.5V
VI = 14.5 to 30V
VI = 16 to 22V
IO = 20 mA to 1.5A
IO = 2A
IO = 20mA to 1A
VI = 14.5 to 30 V, IO = 20mA
IO = 5mA, TJ = 0°C to 70°C
B =10Hz to 100kHz
11.5 12 12.5 V
11.4 12 12.6 V
240
mV
120
240
mV
150
8
mA
0.5
mA
1
-1
mV/°C
75
µV
SVR
VI
RO
Isc
Iscp
Supply voltage rejection
Operating input voltage
Output resistance
Short circuit current
Short circuit peak current
f = 120Hz
IO 1A
f = 1 kHz
VI = 27V
47
15
18
500
3
dB
V
mΩ
mA
A
13/31
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