L7900AC SERIES
APPLICATION CIRCUITS
ELECTRICAL CHARACTERISTICS OF L7905A
(refer to the test circuits, T
J
= 0 to 125°C, V
I
= -10V,
I
O
= 500 mA, C
I
= 2.2 µF, C
O
= 1 µF unless otherwise specified).
Symbol
V
O
V
O
∆V
O
(*)
∆V
O
(*)
I
d
∆I
d
Parameter
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
T
J
= 25°C
I
O
= -5 mA to -1 A P
O
≤
15W
V
I
= 8 to 20 V
V
I
= -7 to -25 V
V
I
= -8 to -12 V
I
O
= 5 mA to 1.5 A
I
O
= 250 to 750 mA
T
J
= 25°C
I
O
= 5 mA to 1 A
V
I
= -8 to -25 V
∆V
O
/∆T Output Voltage Drift
eN
SVR
V
d
I
sc
I
scp
Output Noise Voltage
Supply Voltage Rejection
Dropout Voltage
Short Circuit Current
Short Circuit Peak Current
T
J
= 25°C
I
O
= 5 mA
B = 10Hz to 100KHz
∆V
I
= 10 V
I
O
= 1 A
f = 120Hz
T
J
= 25°C
∆V
O
= 100 mV
T
J
= 25°C
54
-0.4
100
60
1.4
2.1
2.5
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
T
J
= 25°C
Test Conditions
Min.
-4.9
-4.8
Typ.
-5
-5
Max.
-5.1
-5.2
100
50
100
50
3
0.5
1.3
mV/°C
µV
dB
V
A
A
mA
mA
mV
Unit
V
V
mV
(*) 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 testing with low duty cycle is used.
3/15
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