L7906AC(2004) 데이터 시트보기 (PDF) - STMicroelectronics
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L7906AC Datasheet PDF : 13 Pages
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L7900AC SERIES
Table 9: Electrical Characteristics Of L7918A (refer to the test circuits, TJ = 0 to 125°C, VI = -27V,
IO = 500 mA, CI = 2.2 µF, CO = 1 µF unless otherwise specified).
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VO Output Voltage
TJ = 25°C
-17.64 -18 -18.36 V
VO Output Voltage
IO = -5 mA to -1 A
VI = -22 to -33 V
PO ≤ 15W
-17.3 -18 -18.7 V
∆VO(*) Line Regulation
VI = -21 to -33 V
TJ = 25°C
360 mV
VI = -24 to -30 V
TJ = 25°C
180
∆VO(*) Load Regulation
IO = 5 mA to 1.5 A
TJ = 25°C
360 mV
IO = 250 to 750 mA
TJ = 25°C
180
Id Quiescent Current
TJ = 25°C
3
mA
∆Id Quiescent Current Change IO = 5 mA to 1 A
0.5 mA
VI = -22 to -33 V
1
∆VO/∆T Output Voltage Drift
IO = 5 mA
-1
mV/°C
eN Output Noise Voltage
B = 10Hz to 100KHz
TJ = 25°C
300
µV
SVR Supply Voltage Rejection ∆VI = 10 V f = 120Hz
54
60
dB
Vd Dropout Voltage
IO = 1 A TJ = 25°C
∆VO = 100
1.1
V
mV
Isc Short Circuit Current
1.1
A
Iscp Short Circuit Peak Current TJ = 25°C
2.2
A
(*) 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.
Table 10: electrical characteristics of L7920A (refer to the test circuits, TJ = 0 to 125°C, VI = -29V,
IO = 500 mA, CI = 2.2 µF, CO = 1 µF unless otherwise specified).
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VO Output Voltage
TJ = 25°C
-19.6 -20 -20.4 V
VO Output Voltage
IO = -5 mA to -1 A
VI = -24 to -35 V
PO ≤ 15W
-19.2 -20 -20.8 V
∆VO(*) Line Regulation
VI = -23 to -35 V
TJ = 25°C
400 mV
VI = -26 to -32 V
TJ = 25°C
200
∆VO(*) Load Regulation
IO = 5 mA to 1.5 A
TJ = 25°C
400 mV
IO = 250 to 750 mA
TJ = 25°C
200
Id Quiescent Current
TJ = 25°C
3
mA
∆Id Quiescent Current Change IO = 5 mA to 1 A
0.5 mA
VI = -24 to -35 V
1
∆VO/∆T Output Voltage Drift
IO = 5 mA
-1.1
mV/°C
eN Output Noise Voltage
B = 10Hz to 100KHz
TJ = 25°C
350
µV
SVR Supply Voltage Rejection ∆VI = 10 V f = 120Hz
54
60
dB
Vd Dropout Voltage
IO = 1 A TJ = 25°C
∆VO = 100
1.1
V
mV
Isc Short Circuit Current
0.9
A
Iscp Short Circuit Peak Current TJ = 25°C
2.2
A
(*) 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.
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