MC7809A Fairchild, MC7809A Datasheet - Page 5

• Manufacturer Part Number: MC7809A
• Description: 3-Terminal 1A Positive Voltage Regulator
• Manufacturer: Fairchild

Electrical Characteristics (MC7809)
(Refer to test circuit ,0 C < T
Note:
1. Load and line regulation are specified at constant junction temperature. Changes in V
Output Voltage
Line Regulation (Note1)
Load Regulation (Note1)
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
into account separately. Pulse testing with low duty is used.
Parameter
J
< 125 C, I
Regload
Symbol
Regline
V
V
RR
I
I
V
V
Drop
r
I
O
SC
PK
Q
I
O
O
N
Q
/ T
O
T
5.0mA I
V
T
T
T
I
V
I
f = 10Hz to 100KHz, T
f = 120Hz
V
I
f = 1KHz
V
T
= 500mA, V
O
O
O
J
J
J
J
J
I
I
I
I
= 11.5V to 24V
= 35V, T
=+25 C
=+25 C
=+25 C
= +25 C
= 11.5V to 26V
= 13V to 23V
= 5mA to 1.0A
= 5mA
= 1A, T
=+25 C
O
J
A
=+25 C
I
1.0A, P
=+25 C
=15V, C
Conditions
V
V
I
I
O
O
I
I
O
A
= 11.5V to 25V
= 5mA to 1.5A
= 12V to 17V
= 250mA to 750mA
I
= 0.33 F, C
=+25 C
15W
O
= 0.1 F, unless otherwise specified)
O
due to heating effects must be taken
Min.
8.65
8.6
56
-
-
-
-
-
-
-
-
-
-
-
-
-
MC78XX/LM78XX/MC78XXA
MC7809
Typ.
250
5.0
2.2
12
58
71
17
-1
9
9
6
2
4
2
-
-
Max.
9.35
180
180
9.4
8.0
0.5
1.3
90
90
-
-
-
-
-
-
-
mV/ C
Unit
mA
V/Vo
m
mV
mV
mA
mA
dB
V
A
V
5