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L7905ACV View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
L7905ACV 2 % negative voltage regulators ST-Microelectronics
STMicroelectronics ST-Microelectronics
L7905ACV Datasheet PDF : 20 Pages
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Electrical characteristics
L79xxAC
Table 5.
Symbol
Electrical characteristics of L7912AC (refer to the test circuits, TJ = 0 to 125 °C, VI = -19
V, IO = 500 mA, CI = 2.2 µF, CO = 1 µF unless otherwise specified)
Parameter
Test conditions
Min. Typ. Max. Unit
VO Output voltage
TJ = 25°C
-11.75 -12 -12.25 V
VO Output voltage
IO = -5 mA to -1 A, PO 15 W
VI = -15.5 to -27 V
-11.5 -12 -12.5 V
ΔVO(1) Line regulation
VI = -14.5 to -30 V, TJ = 25°C
VI = -16 to -22 V, TJ = 25°C
240
mV
120
ΔVO(1) Load regulation
IO = 5 mA to 1.5 A, TJ = 25°C
IO = 250 to 750 mA, TJ = 25°C
240
mV
120
Id
Quiescent current
TJ = 25°C
3
mA
ΔId
IO = 5 mA to 1 A
Quiescent current change
VI = -15 to -30 V
0.5
mA
1
ΔVO/ΔT Output voltage drift
IO = 5 mA
-0.8
mV/°C
eN Output noise voltage
B = 10Hz to 100kHz, TJ = 25°C
200
µV
SVR Supply voltage rejection ΔVI = 10 V, f = 120Hz
54
60
dB
Vd Dropout voltage
IO = 1 A, TJ = 25°C, ΔVO = 100 mV
1.1
V
Isc Short circuit current
1.5
A
Iscp Short circuit peak current TJ = 25°C
2.5
A
1. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be
taken into account separately. Pulse testing with low duty cycle is used.
8/20
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