LM337 Fairchild Semiconductor, LM337 Datasheet - Page 3

• Manufacturer Part Number: LM337
• Description: The LM337 is a 3-terminal negative adjustable regulator
• Manufacturer: Fairchild Semiconductor

Typical Application
• Ci is required if regulator is located more then 4 inches from power supply filter.
• V
A 1.0μF solid tantalum or 10μF aluminum electrolytic is recommended.
Co is necessary for stability. A 1.0μF solid tantalum or 10μF aluminum electrolytic is recommended.
O
= -1.25V (1+R
2
/R
1
)
-V
I
Ci
0. 1 μ F
Figure 1. Programmable Regulator
+
VI
I
PROG
I
adj
LM337
KA337
Vadj
R
2
R
Vo
1
+
Co
1 μ F
-V
o
LM337
3