L78S18CT STMicroelectronics, L78S18CT Datasheet - Page 9

• Manufacturer Part Number: L78S18CT
• Description: Linear Regulators - Standard 18V 2.0A Positive
• Manufacturer: STMicroelectronics

Specifications of L78S18CT

• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: 18 V
• Output Current: 2 A
• Line Regulation: 360 mV
• Load Regulation: 360 mV
• Input Voltage Max: 35 V
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: 0 C
• Package / Case: TO-3
• Mounting Style: Through Hole
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

L78Sxx, L78SxxC
5
Table 4.
Symbol
ΔV
SVR
ΔV
ΔV
ΔI
I
R
V
V
eN
I
I
O
V
scp
sc
Q
O
O
O
Q
/ΔT
I
O
O
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Output noise voltage
Supply voltage rejection
Operating input voltage
Output resistance
Short circuit current
Short circuit peak current
Electrical characteristics
Refer to the test circuits, T
Electrical characteristics of L78S05
Parameter
I
V
V
I
I
V
I
B =10 Hz to 100 kHz
f = 120 Hz
I
f = 1 kHz
V
O
O
O
O
O
I
I
I
I
= 7 to 25 V
= 8 to 25 V
= 7 to 25 V, I
= 27 V
= 1 A, V
= 20 mA to 2 A
= 20 mA to 1 A
= 5 mA, T
≤
J
= 25 °C, V
1 A
Doc ID 2148 Rev 4
I
Test conditions
= 7 V
J
= -55 °C to 150 °C
O
I
= 10 V, I
= 20 mA
O
= 500 mA, unless otherwise specified.
Min.
4.75
4.8
60
8
Electrical characteristics
Typ.
-1.1
500
40
17
5
5
3
Max.
5.25
100
100
5.2
0.5
1.3
50
8
mV/°C
Unit
mV
mA
mΩ
mA
mV
mA
µV
dB
V
V
V
A
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