MC78xxCT Series
Vishay Semiconductor
Electrical Characteristics – MC7818
Vin = 27V, I
out
= 500mA, 0°C
≤
T
J
≤
125°C, Cin = 0.33µF, C
out
= 0.1µF; unless otherwise noted.
Parameter
Output Voltage
Line Regulation
(T
J
= 25°C)
Load Regulation
(T
J
= 25°C)
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Ripple Rejection Ratio
Dropout Voltage
Output Resistance
Output Short Circuit Current
Peak Output Current
Temperature Coefficient of Output Voltage
Symbol
V
out
Conditions
T
J
= 25°C
21V
≤
Vin
≤
33V,
5mA
≤
I
out
≤
1.0A, P
D
≤
15W
21V
≤
Vin < 33V
22V
≤
Vin < 26V
10mA
≤
I
out
< 1.5A
250mA
≤
I
out
< 750mA
I
out
= 0, T
J
= 25°C
21V
≤
Vin
≤
33V
5mA
≤
I
out
≤
1.0A
10Hz≤ f≤100KHz,T
J
=25°C
f = 120Hz,21V
≤
Vin
≤
31V
I
out
= 1.0A, T
J
= 25°C
f = 1KHz
T
J
= 25°C
T
J
= 25°C
I
out
= 5mA,0°C
≤T
J
≤
125°C
Min.
17.64
17.44
–
–
–
–
—
—
—
—
53
—
—
—
—
—
Typ.
18.0
—
15
5
12
4
4.5
—
—
110
69
2
22
200
1.5
–1
Max.
18.36
18.56
360
180
360
180
8
1
0.5
—
—
—
—
—
—
—
V
Unit
∆REG
line
∆REG
load
I
q
∆I
q
Vn
RR
V
drop
R
out
I
os
I
o peak
∆V
out
/∆T
J
mV
mV
mA
mA
mV
dB
V
mΩ
mA
A
mV/°C
Electrical Characteristics – MC7824
Vin = 33V, I
out
= 500mA, 0°C
≤
T
J
≤
125°C, Cin = 0.33µF, C
out
= 0.1µF; unless otherwise noted.
Parameter
Output Voltage
Line Regulation
(T
J
= 25°C)
Load Regulation
(T
J
= 25°C)
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Ripple Rejection Ratio
Dropout Voltage
Output Resistance
Output Short Circuit Current
Peak Output Current
Temperature Coefficient of Output Voltage
Symbol
V
out
Conditions
T
J
= 25°C
26V
≤
Vin
≤
38V,
5mA
≤
I
out
≤
1.0A, P
D
≤
15W
26V
≤
Vin < 38V
27V
≤
Vin < 32V
10mA
≤
I
out
< 1.5A
250mA
≤
I
out
< 750mA
I
out
= 0, T
J
= 25°C
26V
≤
Vin
≤
38V
5mA
≤
I
out
≤
1.0A
10Hz≤ f≤100KHz,T
J
=25°C
f = 120Hz, 26V
≤
Vin
≤
36V
I
out
= 1.0A, T
J
= 25°C
f = 1KHz
T
J
= 25°C
T
J
= 25°C
I
out
= 5mA,0°C
≤T
J
≤
125°C
Min.
23.52
23.32
–
–
–
–
—
—
—
—
50
—
—
—
—
—
Typ.
24.0
—
18
6
12
4
4.6
—
—
170
66
2
28
150
1.5
–1.5
Max.
24.48
24.68
480
240
480
240
8
1
0.5
—
—
—
—
—
—
—
V
Unit
∆REG
line
∆REG
load
I
q
∆I
q
Vn
R
rej
V
drop
R
out
I
os
I
o peak
∆V
out
/∆T
J
mV
mV
mA
mA
µV
dB
V
mΩ
mA
A
mV/°C
www.vishay.com
6
Document Number 74813
29-Nov-01
VISHAY [ VISHAY TELEFUNKEN ]
