
Block Diagram
V DD
1
100k
Inverting
(FAN3121)
UVLO
8
V DD
IN
2
V DD_OK
7
OUT (FAN3121)
OUT (FAN3122)
100k
EN
3
GND 4
Non-Inverting
100k (FAN3122)
V DD
100k
6
5
OUT (FAN3121)
OUT (FAN3122)
GND
? 2008 Fairchild Semiconductor Corporation
FAN3121 / FAN3122 ? Rev. 1.0.3
Figure 7.
Block Diagram
4
www.fairchildsemi.com