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L7915CD2T-TR View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
L7915CD2T-TR Negative voltage regulators ST-Microelectronics
STMicroelectronics ST-Microelectronics
L7915CD2T-TR Datasheet PDF : 24 Pages
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L79xxC
5
Electrical characteristics
Electrical characteristics
Refer to the test circuits, TJ = 0 to 125 °C, VI = -10 V, IO = 500 mA, CI = 2.2 µF, CO = 1 µF
unless otherwise specified.
Table 4.
Symbol
Electrical characteristics of L7905C
Parameter
Test conditions
Min. Typ. Max. Unit
VO Output voltage
TJ = 25°C
-4.8
-5
-5.2
V
VO Output voltage
IO = -5 mA to -1 A, PO 15 W
VI = -8 to -20 V
-4.75 -5 -5.25 V
ΔVO(1) Line regulation
VI = -7 to -25 V, TJ = 25°C
VI = -8 to -12 V, TJ = 25°C
100
mV
50
ΔVO(1) Load regulation
IO = 5 mA to 1.5 A, TJ = 25°C
IO = 250 to 750 mA, TJ = 25°C
100
mV
50
Id
Quiescent current
TJ = 25°C
3
mA
ΔId
IO = 5 mA to 1 A
Quiescent current change
VI = -8 to -25 V
0.5
mA
1.3
ΔVO/ΔT Output voltage drift
IO = 5 mA
-0.4
mV/°C
eN Output noise voltage
B = 10Hz to 100kHz, TJ = 25°C
100
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
1.4
V
Isc Short circuit current
2.1
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.
Doc ID 2149 Rev 21
7/24
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