LM7818 Fairchild Semiconductor, LM7818 Datasheet - Page 5

• Manufacturer Part Number: LM7818
• Description: The LM78XX series of three terminal positive regulators are available in the TO-220 package and with several fixed output voltages, making them useful in a wide range of applications
• Manufacturer: Fairchild Semiconductor

LM78XX/LM78XXA Rev. 1.1
Electrical Characteristics (LM7808)
Refer to the test circuits. -40°C < T
Notes:
5. Load and line regulation are specified at constant junction temperature. Changes in V
6. These parameters, although guaranteed, are not 100% tested in production.
Symbol
Regload Load Regulation
Regline
∆V
V
be taken into account separately. Pulse testing with low duty is used.
DROP
∆I
RR
I
I
V
V
I
O
r
SC
PK
Q
O
O
N
Q
/∆T
Output Voltage
Line Regulation
Quiescent Current
Quiescent Current Change
Output Voltage Drift
Output Noise Voltage
Ripple Rejection
Dropout Voltage
Output Resistance
Short Circuit Current
Peak Current
Parameter
(6)
(5)
(5)
(6)
(6)
(6)
J
< 125°C, I
T
5mA ≤ I
V
T
T
T
I
V
I
f = 10Hz to 100kHz, T
f = 120Hz, V
I
f = 1kHz
V
T
O
O
O
J
J
J
J
J
I
I
I
= 10.5V to 23V
= 5mA to 1A
= 10.5V to 25V
= 5mA
= 1A, T
= 35V, T
= +25°C
= +25°C
= +25°C
= +25°C
= +25°C
O
= 500mA, V
O
(Continued)
≤ 1A, P
J
A
= +25°C
Conditions
O
= +25°C
V
V
I
I
O
O
= 11.5V to 21.5V
I
I
= 10.5V to 25V
= 11.5V to 17V
= 5mA to 1.5A
= 250mA to 750mA
I
O
5
= 14V, C
≤ 15W,
A
= +25°C
I
= 0.33µF, C
O
Min.
56.0
7.6
7.7
= 0.1µF, unless otherwise specified.
–
–
–
–
–
–
–
–
–
–
–
–
–
O
Typ.
10.0
0.05
52.0
17.0
due to heating effects must
73.0
-0.8
230
8.0
8.0
5.0
2.0
5.0
5.0
0.5
2.0
2.2
Max.
80.0
80.0
160
160
8.3
8.4
8.0
0.5
1.0
–
–
–
–
–
–
–
www.fairchildsemi.com
mV/°C
µV/V
Unit
mΩ
mV
mV
mA
mA
mA
dB
V
V
A
O