Datasheet

MC78LXXA/LM78LXXA/MC78L05AA
3
Electrical Characteristics(MC78L08A)
(Continued)
(V
I
= 14V, I
O
= 40mA, 0°C ≤ T
J
≤ 125°C, C
I
= 0.33µF, C
O
= 0.1µF, unless otherwise specified. (Note 1)
Note:
1. The maximum steady state usable output current and input voltage are very dependent on the heat sinking and/or lead length
of the package. The data above represent pulse test conditions with junction temperature as indicated at the initiation of tests.
2. Power dissipation P
D
≤ 0.75W.
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage V
O
T
J
= 25°C 7.7 8.0 8.3 V
Line Regulation (Note1) ∆V
O
T
J
= 25°C
10.5V ≤ V
I
≤ 23V - 10 175 mV
11V ≤ V
I
≤ 23V - 8 125 mV
Load Regulation (Note1) ∆V
O
T
J
= 25°C1mA ≤ I
O
≤ 100mA - 15 80 mV
1mA ≤ I
O
≤ 40mA - 8.0 40 mV
Output Voltage V
O
10.5V ≤ V
I
≤ 23V 1mA ≤ I
O
≤ 40mA 7.6 - 8.4 V
10.5V ≤ V
I
≤
V
MAX
(Note 2)
1mA ≤ I
O
≤ 70mA 7.6 - 8.4 V
Quiescent Current I
Q
T
J
= 25°C-2.05.5mA
Quiescent Current
Change
With Line ∆I
Q
11V ≤ V
I
≤ 23V - - 1.5 mA
With Load ∆I
Q
1mA ≤ I
O
≤ 40mA - - 0.1 mA
Output Noise Voltage V
N
T
A
= 25°C, 10Hz ≤ f ≤100kHz - 60 - µV/Vo
Temperature Coefficient of V
O
∆V
O
/∆TI
O
= 5mA - -0.8 - mV/
°C
Ripple Rejection RR f = 120Hz, 11V ≤ V
I
≤ 21V, T
J
= 25°C39 70 - dB
Dropout Voltage V
D
T
J
= 25°C-1.7-V