MC7818CT Fairchild Semiconductor, MC7818CT Datasheet - Page 8

• Manufacturer Part Number: MC7818CT
• Description: Linear Regulators - Standard TO-220 1A Pos Volt
• Manufacturer: Fairchild Semiconductor

Specifications of MC7818CT

• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: 18 V
• Output Current: 1 A
• Line Regulation: 360 mV
• Load Regulation: 360 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Package / Case: TO-220
• Mounting Style: Through Hole
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

11. T
12. Load and line regulation are specified at constant junction temperature. Changes in V
ELECTRICAL CHARACTERISTICS
Output Voltage (T
Output Voltage (5.0 mA ≤ I
Line Regulation (Note 12)
Load Regulation (Note 12)
Quiescent Current
Quiescent Current Change
Ripple Rejection
Dropout Voltage (I
Output Noise Voltage (T
Output Resistance f = 1.0 kHz
Short Circuit Current Limit (T
Peak Output Current (T
Average Temperature Coefficient of Output Voltage
separately. Pulse testing with low duty cycle is used.
10.6 Vdc ≤ V
10.6 Vdc ≤ V
11 Vdc ≤ V
10.4 Vdc ≤ V
5.0 mA ≤ I
5.0 mA ≤ I
250 mA ≤ I
11 Vdc ≤ V
10.6 Vdc ≤ V
5.0 mA ≤ I
11.5 Vdc ≤ V
10 Hz ≤ f ≤ 100 kHz
V
low
in
= 35 Vdc
= 0°C for MC78XXC, MC78XXAC,
= *40°C for NCV78XX, MC78XXB, MC78XXAB, and MC78XXAEB
O
O
O
in
O
in
≤ 1.5 A, T
≤ 1.0 A
≤ 1.0 A
in
in
in
≤ 17 Vdc, I
in
≤ 750 mA
≤ 25 Vdc, I
in
J
≤ 21.5 Vdc, f = 120 Hz, I
O
≤ 23 Vdc
≤ 25 Vdc, I
≤ 23 Vdc, T
≤ 23 Vdc, I
= 25°C)
= 1.0 A, T
Characteristic
J
A
= 25°C)
J
= 25°C)
O
= 25°C
O
O
≤ 1.0 A, P
A
O
= 1.0 A
= 500 mA
O
J
J
= 25°C)
= 500 mA
= 1.0 A, T
= 25°C
= 25°C)
MC7800, MC7800A, MC7800AE, NCV7800
D
≤ 15 W)
J
(V
= 25°C
O
in
= 500 mA
= 14 V, I
O
= 1.0 A, T
http://onsemi.com
Symbol
Reg
V
Reg
TCV
I
I
DI
RR
I
V
V
max
V
- V
r
I
SC
B
O
O
O
n
load
B
line
O
J
O
8
= T
low
7.84
MC7808AB/MC7808AC
Min
to 125°C (Note 11), unless otherwise noted)
7.7
56
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.22
-0.4
Typ
8.0
8.0
6.0
1.7
5.0
1.4
1.0
3.3
2.0
0.9
0.2
2.2
62
10
-
-
-
O
due to heating effects must be taken into account
Max
8.16
8.3
6.0
0.8
0.8
0.5
15
18
15
25
25
15
-
-
-
-
-
-
-
7.88
7.88
Min
56
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MC7808AEB
0.22
-0.4
Typ
6.0
1.7
5.0
1.4
1.0
3.3
2.0
0.9
0.2
2.2
62
10
-
-
-
Max
8.12
8.12
6.0
0.8
0.8
0.5
15
18
15
25
25
15
-
-
-
-
-
-
-
mV/°C
mV/V
Unit
Vdc
Vdc
Vdc
mW
mV
mV
mA
mA
dB
A
A
O