Data Sheet

MC78LXXA / LM78LXXA — 3-Terminal 0.1 A Positive Voltage Regulator
© 2002 Fairchild Semiconductor Corporation www.fairchildsemi.com
MC78LXXA / LM78LXXA Rev. 1.9 4
Electrical Characteristics (MC78L06A)
V
I
= 12 V, I
O
= 40 mA, -40°C ≤ T
J
≤ 125°C, C
I
= 0.33 μF, C
O
= 0.1 μF, unless otherwise specified.
Notes:
3. 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 represents pulse test conditions with junction temperature
as indicated at the initiation of tests.
4. Power dissipation P
D
≤ 0.75 W.
Symbol Parameter Conditions Min. Typ. Max. Unit
V
O
Output Voltage T
J
= 25°C 5.75 6.0 6.25 V
ΔV
O
Line Regulation
(3)
T
J
= 25°C
8.5 V ≤ V
I
≤ 20 V 64 175 mV
9 V ≤ V
I
≤ 20 V 54 125 mV
ΔV
O
Load Regulation
(3)
T
J
= 25°C
1 mA ≤ I
O
≤ 100 mA 12.8 80.0 mV
1 mA ≤ I
O
≤ 70 mA 5.8 40.0 mV
V
O
Output Voltage
8.5 V ≤ V
I
≤ 20 V, 1 mA ≤ I
O
≤ 40 mA 5.7 6.3 V
8.5 V ≤ V
I
≤ V
MAX
(4)
, 1 mA ≤ I
O
≤ 70 mA 5.7 6.3 V
I
Q
Quiescent Current
T
J
= 25°C5.5mA
T
J
= 125°C3.96.0mA
ΔI
Q
Quiescent Current
Change
With Line 9 V ≤ V
I
≤ 20 V 1.5 mA
ΔI
Q
With Load 1 mA ≤ I
O
≤ 40 mA 0.1 mA
V
N
Output Noise Voltage T
A
= 25°C, 10 Hz ≤ f ≤ 100 kHz 40 μV/Vo
ΔV
O
/ΔT Temperature Coefficient of V
O
I
O
= 5 mA 0.75 mV/°C
RR Ripple Rejection f = 120 Hz, 10 V ≤ V
I
≤ 20 V, T
J
= 25°C40 46 dB
V
D
Dropout Voltage T
J
= 25°C1.7V