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LM7805 • LM7806 • LM7808 • LM7809 • LM7810 • LM7812 • LM7815 • LM7818 • LM7824 • LM7805A • LM7806A • LM7808A
•LM7809A • LM7810A • LM7812A • LM7815A • LM7818A • LM7824A
Electrical Characteristics (LM7818)
(Refer to the test circuits. 40 C T
J
125 C, I
O
= 500mA, V
I
= 27V, C
I
= 0.33 F, C
O
= 0.1 F, unless otherwise specified)
Note 16: Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account separately. Pulse testing with
low duty is used.
Note 17: These parameters, although guaranteed, are not 100% tested in production.
Electrical Characteristics (LM7824)
(Refer to the test circuits. 40 C T
J
125 C, I
O
= 500mA, V
I
= 33V, C
I
= 0.33 F, C
O
= 0.1 F, unless otherwise specified)
Note 18: Load and line regulation are specified at constant junction temperature. Changes in V
O
due to heating effects must be taken into account separately. Pulse testing with
low duty is used.
Note 19: These parameters, although guaranteed, are not 100% tested in production.
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage V
O
T
J
= 25 C 17.3 18.0 18.7
V
5mA I
O
1A, P
O
15W, V
I
= 21V to 33V 17.1 18.0 18.9
Line Regulation Regline T
J
= 25 CV
I
= 21V to 33V – 15.0 360
mV
(Note 12) V
I
= 24V to 30V – 5.0 180
Load Regulation Regload T
J
= 25 CI
O
= 5mA to 1.5mA – 15.0 360
mV
(Note 12) I
O
= 250mA to 750mA – 5.0 180
Quiescent Current I
Q
T
J
= 25 C–5.28.0mA
Quiescent Current Change I
Q
I
O
= 5mA to 1A – – 0.5
mA
V
I
= 21V to 33V – – 1.0
Output Voltage Drift (Note 17) V
O
/ TI
O
= 5mA – 1.0 – mV/ C
Output Noise Voltage V
N
f = 10Hz to 100KHz, T
A
= 25 C–110–V/V
O
Ripple Rejection (Note 17) RR f = 120Hz, V
I
= 22V to 32V 53.0 69.0 – dB
Dropout Voltage V
DROP
I
O
= 1A, T
J
= 25 C–2.0–V
Output Resistance (Note 17) rO f = 1KHz – 22.0 – m
Short Circuit Current I
SC
V
I
= 35V, T
A
= 25 C–250–mA
Peak Current (Note 17) I
PK
T
J
= 25 C–2.2–A
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage V
O
T
J
= 25 C 23.0 24.0 25.0
V
5mA I
O
1A, P
O
15W, V
I
= 27V to 38V 22.8 24.0 25.25
Line Regulation Regline T
J
= 25 CV
I
= 27V to 38V – 17.0 480
mV
(Note 18) V
I
= 30V to 36V – 6.0 240
Load Regulation Regload T
J
= 25 CI
O
= 5mA to 1.5mA – 15.0 480
mV
(Note 18) I
O
= 250mA to 750mA – 5.0 240
Quiescent Current I
Q
T
J
= 25 C–5.28.0mA
Quiescent Current Change I
Q
I
O
= 5mA to 1A – 0.1 0.5
mA
V
I
= 27V to 38V – 0.5 1.0
Output Voltage Drift (Note 19) V
O
/ TI
O
= 5mA – 1.5 – mV/ C
Output Noise Voltage V
N
f = 10Hz to 100KHz, T
A
= 25 C – 60.0 – V/V
O
Ripple Rejection (Note 19) RR f = 120Hz, V
I
= 28V to 38V 50.0 67.0 – dB
Dropout Voltage V
DROP
I
O
= 1A, T
J
= 25 C–2.0–V
Output Resistance (Note 19) rO f = 1KHz – 28.0 – m
Short Circuit Current I
SC
V
I
= 35V, T
A
= 25 C–230–mA
Peak Current (Note 19) I
PK
T
J
= 25 C–2.2–A
