MC79XX/MC79XXA/LM79XX
Electrical Characteristics (MC7905A) (Continued)
(V = -10V, I = 500mA, 0°C ≤T ≤ +125°C, C =2.2µF, C =1µF, unless otherwise specified.)
I
O
J
I
O
Parameter
Symbol
Conditions
Min. Typ. Max. Unit
T = +25°C
J
-4.9 -5.0 -5.1
Output Voltage
V
V
O
I
= 5mA to 1A, P ≤ 15W
O
O
I
- 4.8 -5.0 -5.2
V = -7V to -20V
V = -7V to -20V I =1A
-
-
-
-
-
5
2
50
25
I
O
T = +25°C
J
V = -8V to -12V I =1A
I
O
Line Regulation (Note1)
Load Regulation (Note1)
∆V
∆V
mV
mV
O
O
V = -7.5V to -25V
I
7
50
V = -8V to -12V , I =1A
7
50
I
O
T =+25°C, I = 5mA to 1.5A
10
100
J
O
T = +25°C
J
-
3
50
I
= 250mA to 750mA
O
Quiescent Current
I
T = +25°C
-
-
-
3
6
mA
mA
Q
J
I
= 5mA to 1A
0.05 0.5
O
Quiescent Current Change
Temperature Coefficient of
∆I
Q
V = -8V to -25V
I
0.1
0.8
∆Vo/∆T
I
= 5mA
-
-
- 0.4
-
mV/°C
µV
O
V
D
f = 10Hz to 100kHz
T = +25°C
A
Output Noise Voltage
Ripple Rejection
Dropout Voltage
V
40
60
2
-
-
-
N
f = 120Hz
RR
54
-
dB
∆V = 10V
I
T = +25°C
J
V
V
D
I
= 1A
O
Short Circuit Current
Peak Current
I
T = +25°C, V = -35V
-
-
300
2.2
-
-
mA
A
SC
J
I
I
T = +25°C
J
PK
Note:
1. Load and line regulation are specified at constant junction temperature. Changes in V due to heating effects must be taken
O
into account separately. Pulse testing with low duty is used.
11
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
