L7912AC STMicroelectronics, L7912AC Datasheet - Page 7

• Manufacturer Part Number: L7912AC
• Description: 2% NEGATIVE VOLTAGE REGULATOR
• Manufacturer: STMicroelectronics

L79xxAC
5
Table 4.
1. Load and line regulation are specified at constant junction temperature. Changes in V
Symbol
ΔV
ΔV
ΔV
SVR
taken into account separately. Pulse testing with low duty cycle is used.
I
ΔI
V
V
eN
V
I
O
scp
I
sc
O
O
d
O
O
d
/ΔT
d
(1)
(1)
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Output noise voltage
Supply voltage rejection
Dropout voltage
Short circuit current
Short circuit peak current
Electrical characteristics
Refer to the test circuits, T
unless otherwise specified.
Electrical characteristics of L7905AC
Parameter
T
I
V
V
V
I
I
T
I
V
I
B = 10Hz to 100kHz, T
ΔV
I
T
O
O
O
O
O
O
J
J
J
I
I
I
I
= -5 mA to -1 A, P
= -8 to -20 V
= -7 to -25 V, T
= -8 to -12 V, T
= 5 mA to 1.5 A, T
= 250 to 750 mA, T
= 5 mA to 1 A
= -8 to -25 V
= 5 mA
= 1 A, T
I
= 25°C
= 25°C
= 25°C
J
= 10 V, f = 120Hz
= 0 to 125 °C, V
Doc ID 2150 Rev 13
J
Test conditions
= 25°C, ΔV
J
J
= 25°C
= 25°C
O
J
J
I
= 25°C
≤ 15 W
J
O
= -10 V, I
= 25°C
= 25°C
= 100 mV
O
= 500 mA, C
O
due to heating effects must be
Min.
-4.9
-4.8
54
Electrical characteristics
I
= 2.2 µF, C
Typ.
-0.4
100
1.4
2.1
2.5
60
-5
-5
Max.
-5.1
-5.2
100
100
0.5
1.3
50
50
3
O
= 1 µF
mV/°C
Unit
mV
mV
mA
mA
µV
dB
V
V
V
A
A
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