Datasheet

µA78L00 SERIES
POSITIVE-VOLTAGE REGULATORS
SLVS010S − JANUARY 1976 − REVISED FEBRUARY 2004
9
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
V
O
V
I
0.1 µF0.33 µF
µA78Lxx
Figure 1. Fixed-Output Regulator
OUTIN
G
−V
O
COM
+
−
V
I
I
L
µA78Lxx
Figure 2. Positive Regulator in Negative Configuration (V
I
Must Float)
R1
0.33 µF
Input Output
µA78Lxx
0.1 µF
I
O
R2
Figure 3. Adjustable-Output Regulator
V
O(Reg)
R1
Input
I
O
I
O
= (V
O
/R1) + I
O
Bias Current
0.33 µF
µA78Lxx
Output
Figure 4. Current Regulator