lm7915c National Semiconductor Corporation, lm7915c Datasheet - Page 5

• Manufacturer Part Number: lm7915c
• Description: 3-terminal Negative Regulators
• Manufacturer: National Semiconductor Corporation

Typical Applications
*Improves transient response and ripple rejection. Do not increase beyond 50 µF.
Select R2 as follows:
*
†
*
†
Lamp brightness increase until i
Necessary only if raw supply filter capacitor is more that 2" from LM7905CT
Lamp brightness increases until i
Necessary only if raw supply filter capacitor is more that 2" from LM7905
LM7905CT
LM7912CT
LM7915CT
300
750
1k
I
= i
i
= 5V/R1 (I
Q
( 1 mA) + 5V/R1.
(Continued)
i
can be set as low as 1 µA)
Light Controller Using Silicon Photo Cell
High-Sensitivity Light Controller
Variable Output
5
DS007340-2
DS007340-9
DS007340-8
www.national.com