Datasheet

L7900 SERIES
4/18
Table 5: Electrical Characteristics Of L7906C (refer to the test circuits, T
J
= 0 to 125°C, V
I
= -11V,
I
O
= 500 mA, C
I
= 2.2 µF, C
O
= 1 µF unless otherwise specified).
(*) 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.
Table 6: Electrical Characteristics Of L7908C (refer to the test circuits, T
J
= 0 to 125°C, V
I
= -14V,
I
O
= 500 mA, C
I
= 2.2 µF, C
O
= 1 µF unless otherwise specified).
(*) 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.
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage T
J
= 25°C -5.75 -6 -6.25 V
V
O
Output Voltage I
O
= -5 mA to -1 A P
O
≤ 15 W
V
I
= -9.5 to -21.5 V
-5.7 -6 -6.3 V
∆V
O
(*) Line Regulation V
I
= -8.5 to -25 V T
J
= 25°C 120 mV
V
I
= -9 to -15 V T
J
= 25°C 60
∆V
O
(*) Load Regulation I
O
= 5 mA to 1.5 A T
J
= 25°C 120 mV
I
O
= 250 to 750 mA T
J
= 25°C 60
I
d
Quiescent Current T
J
= 25°C 3 mA
∆I
d
Quiescent Current Change I
O
= 5 mA to 1 A 0.5 mA
V
I
= -9.5 to -25 V 1.3
∆V
O
/∆T Output Voltage Drift I
O
= 5 mA -0.6 mV/°C
eN Output Noise Voltage B = 10Hz to 100KHz T
J
= 25°C 144 µV
SVR Supply Voltage Rejection ∆V
I
= 10 V f = 120Hz 54 60 dB
V
d
Dropout Voltage I
O
= 1 A T
J
= 25°C ∆V
O
= 100
mV
1.4 V
I
sc
Short Circuit Current 2 A
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage T
J
= 25°C -7.7 -8 -8.3 V
V
O
Output Voltage I
O
= -5 mA to -1 A P
O
≤ 15 W
V
I
= -11.5 to -23 V
-7.6 -8 -8.4 V
∆V
O
(*) Line Regulation V
I
= -10.5 to -25 V T
J
= 25°C 160 mV
V
I
= -11 to -17 V T
J
= 25°C 80
∆V
O
(*) Load Regulation I
O
= 5 mA to 1.5 A T
J
= 25°C 160 mV
I
O
= 250 to 750 mA T
J
= 25°C 80
I
d
Quiescent Current T
J
= 25°C 3 mA
∆I
d
Quiescent Current Change I
O
= 5 mA to 1 A 0.5 mA
V
I
= -11.5 to -25 V 1
∆V
O
/∆T Output Voltage Drift I
O
= 5 mA -0.6 mV/°C
eN Output Noise Voltage B = 10Hz to 100KHz T
J
= 25°C 175 µV
SVR Supply Voltage Rejection ∆V
I
= 10 V f = 120Hz 54 60 dB
V
d
Dropout Voltage I
O
= 1 A T
J
= 25°C ∆V
O
= 100
mV
1.1 V
I
sc
Short Circuit Current 1.5 A