Datasheet

Electrical characteristics L78MxxAB, L78MxxAC
12/31 Doc ID 2147 Rev 13
Refer to the test circuits, V
I
= 19 V, I
O
= 350 mA, C
I
= 0.33 µF, C
O
= 0.1 µF,
T
J
= -40 to 125 °C (AB), T
J
= 0 to 125 °C (AC) unless otherwise specified.
Table 9. Electrical characteristics of L78M12XX
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
O
Output voltage T
J
= 25°C 11.75 12 12.25 V
V
O
Output voltage I
O
= 5 to 350 mA, V
I
= 14.5 to 27 V 11.5 12 12.5 V
ΔV
O
Line regulation
V
I
= 14.5 to 30 V, I
O
= 200 mA,
T
J
= 25°C
100
mV
V
I
= 16 to 30 V, I
O
= 200 mA, T
J
= 25°C 30
ΔV
O
Load regulation
I
O
= 5 to 500 mA, T
J
= 25°C 240
mV
I
O
= 5 to 200 mA, T
J
= 25°C 120
I
d
Quiescent current T
J
= 25°C 6 mA
ΔI
d
Quiescent current change
I
O
= 5 to 350 mA 0.5
mA
I
O
= 200 mA, V
I
= 14.5 to 30 V 0.8
ΔV
O
/ΔT Output voltage drift I
O
= 5 mA -1 mV/°C
SVR Supply voltage rejection
V
I
= 15 to 25 V, f = 120Hz, I
O
= 300mA,
T
J
= 25°C
55 dB
eN Output noise voltage B =10Hz to 100kHz, T
J
= 25°C 75 µV
V
d
Dropout voltage T
J
= 25°C 2 V
I
sc
Short circuit current V
I
= 35 V, T
J
= 25°C 240 mA
I
scp
Short circuit peak current T
J
= 25°C 700 mA