Samsung SR-606EV, Service Manual

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Samsung Electronics 61
MC 7805 AC(T)
ELECTRICAL CHARACTERISTICS MC7805
(Refer to test circuit, T
min
< T
i
< T
max,
I
o
= 500mA, V
i
= 10V, C
i
= 0.33ßfi, unless otherwise specified)
* T
min
< T
i
< T
max
MC78XXI : T
min
= -40
˚C
, T
max
= 125
˚C
MC78XXC, T
min
= 0
˚C
, T
max
= 125
˚C
* Load and line regulation are specified at constant junction temperature. Changes in V
o
due to heating effects must be taken into
account separately. Pulse testint with low duty is used.
Characteristic
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Boltage
Ripple
Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
Min
4.8
4.75
62
Typ
5.0
5.0
5.0
1.5
9
3
5.0
-0.8
40
78
2
17
250
2.2
Max
5.2
5.25
100
50
100
50
8
0.5
1.3
U n i t
V
m V
m V
m A
m A
m V / ° C
µ / V
d B
V
m
Ω
m A
A
Test Conditions
Ti = 25°C
5.0mA
≤
I
o
≤
1.0A, P
o
≤
15W
V
i
= 7V to 20V
V
i
= 8V to 20V
V
i
= 7V to 25V
V
i
= 8V to 12V
I
o
= 5.0mA to 1.5V
I
o
= 250mA to 750mA
T
i
= 25
˚C
Io = 5mA to 1.0A
V
i
= 7V to 25V
V
i
= 8V to 25V
I
o
= 5mA
f = 10Hz to 100KHz T
i
= 25
˚C
F = 120Hz
V
i
= 8 to 18V
I
o
= 1A, T
i
= 25
˚C
f = 1KHz
V
i
= 35V, T
i
= 25
˚C
T
i
= 25
˚C
Symbol
V
o
∆
V
o
∆
V
o
I
d
∆
‚I
d
∆
V
o
/
∆
T
V
n
RR
V
D
R
O
I
SC
I
peak
MC7805C
Ti = 25°C
Ti = 25°C