L7800 SERIES
ELECTRICAL CHARACTERISTICS OF L7815C (refer to the test circuits, TJ = -55 to 150°C, VI = 23V,
IO = 500 mA, CI = 0.33 µF, CO = 0.1 µF unless otherwise specified).
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VO Output Voltage
VO Output Voltage
∆VO(*) Line Regulation
∆VO(*) Load Regulation
Id Quiescent Current
∆Id Quiescent Current Change
∆VO/∆T Output Voltage Drift
eN Output Noise Voltage
SVR Supply Voltage Rejection
Vd Dropout Voltage
RO Output Resistance
Isc Short Circuit Current
Iscp Short Circuit Peak Current
TJ = 25°C
IO = 5 mA to 1 A PO ≤ 15W
VI = 17.5 to 30 V
VI = 17.5 to 30 V
TJ = 25°C
VI = 20 to 26 V
TJ = 25°C
IO = 5 mA to 1.5 A
TJ = 25°C
IO = 250 to 750 mA
TJ = 25°C
TJ = 25°C
IO = 5 mA to 1 A
VI = 17.5 to 30 V
IO = 5 mA
B =10Hz to 100KHz
TJ = 25°C
VI = 18.5 to 28.5 V
f = 120Hz
IO = 1 A
TJ = 25°C
f = 1 KHz
VI = 35 V
TJ = 25°C
TJ = 25°C
14.5 15 15.6
V
14.25 15 15.75 V
300 mV
150
300 mV
150
8
mA
0.5 mA
1
-1
mV/°C
90
54
µV/VO
dB
2
V
19
mΩ
0.23
A
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.
ELECTRICAL CHARACTERISTICS OF L7818C (refer to the test circuits, TJ = -55 to 150°C, VI = 26V,
IO = 500 mA, CI = 0.33 µF, CO = 0.1 µF unless otherwise specified).
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VO Output Voltage
VO Output Voltage
∆VO(*) Line Regulation
∆VO(*) Load Regulation
Id Quiescent Current
∆Id Quiescent Current Change
∆VO/∆T Output Voltage Drift
eN Output Noise Voltage
SVR Supply Voltage Rejection
Vd Dropout Voltage
RO Output Resistance
Isc Short Circuit Current
Iscp Short Circuit Peak Current
TJ = 25°C
IO = 5 mA to 1 A PO ≤ 15W
VI = 21 to 33 V
VI = 21 to 33 V
TJ = 25°C
VI = 24 to 30 V
TJ = 25°C
IO = 5 mA to 1.5 A
TJ = 25°C
IO = 250 to 750 mA
TJ = 25°C
TJ = 25°C
IO = 5 mA to 1 A
VI = 21 to 33 V
IO = 5 mA
B =10Hz to 100KHz
TJ = 25°C
VI = 22 to 32 V
f = 120Hz
IO = 1 A
TJ = 25°C
f = 1 KHz
VI = 35 V
TJ = 25°C
TJ = 25°C
17.3 18 18.7
V
17.1 18 18.9
V
360 mV
180
360 mV
180
8
mA
0.5 mA
1
-1
mV/°C
110
53
µV/VO
dB
2
V
22
mΩ
0.20
A
2.1
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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