Datasheet

LM78L05, LM78L09, LM78L12, LM78L15, LM78L62, LM78L82
www.ti.com SNVS754I –JANUARY 2000–REVISED APRIL 2013
Typical Applications
*Required if the regulator is located more than 3″ from the power supply filter.
**See
(1)
in the electrical characteristics table.
Figure 13. Fixed Output Regulator
V
OUT
= 5V + (5V/R1 + I
Q
) R2
5V/R1 > 3 I
Q
, load regulation (L
r
) ≈ [(R1 + R2)/R1] (L
r
of LM78L05)
Figure 14. Adjustable Output Regulator
I
OUT
= (V
OUT
/R1) + I
Q
>I
Q
= 1.5mA over line and load changes
Figure 15. Current Regulator
(1) Recommended minimum load capacitance of 0.01μF to limit high frequency noise.
Copyright © 2000–2013, Texas Instruments Incorporated Submit Documentation Feedback 9
Product Folder Links: LM78L05 LM78L09 LM78L12 LM78L15 LM78L62 LM78L82