L78S18CT STMicroelectronics, L78S18CT Datasheet - Page 16

• 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

Electrical characteristics
Table 14.
16/39
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
Refer to the test circuits, T
Electrical characteristics of L78S09C
Parameter
I
V
V
I
I
I
V
I
B = 10 Hz to 100 kHz
f = 120 Hz
I
f = 1 kHz
V
O
O
O
O
O
O
I
I
I
I
= 11 to 25 V
= 11 to 20 V
= 11 to 25 V, I
= 27 V
= 1 A, V
= 20 mA to 1.5 A
= 2 A
= 20 mA to 1 A
= 5 mA, T
≤
J
= 25 °C, V
1 A
Doc ID 2148 Rev 4
I
Test conditions
= 11 V
J
= 0 °C to 70 °C
I
O
= 14 V, I
= 20 mA
O
= 500 mA, unless otherwise specified.
Min.
8.65
8.6
47
12
Typ.
100
500
60
17
-1
9
9
3
L78Sxx, L78SxxC
Max.
9.35
130
170
9.4
0.5
1.3
65
8
mV/°C
Unit
mV
mV
mA
mΩ
mA
mA
µV
dB
V
V
V
A